[
  {
    "id": "3D4CH1LGEASTZ85SY4BR88Q66Y8G92",
    "question": {
      "stem": "what uses friction for stopping with brakes?",
      "choices": [
        {
          "text": "humans",
          "label": "A"
        },
        {
          "text": "lynx",
          "label": "B"
        },
        {
          "text": "cars",
          "label": "C"
        },
        {
          "text": "oxygen",
          "label": "D"
        },
        {
          "text": "people",
          "label": "E"
        },
        {
          "text": "bumpers",
          "label": "F"
        },
        {
          "text": "coyotes",
          "label": "G"
        },
        {
          "text": "cows",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "friction is used for stopping a vehicle by brakes",
    "fact2": "Cars are vehicles and trucks are vehicles.",
    "combinedfact": "friction is used for stopping a car by brakes",
    "formatted_question": "what uses friction for stopping with brakes? (A) humans (B) lynx (C) cars (D) oxygen (E) people (F) bumpers (G) coyotes (H) cows"
  },
  {
    "id": "3QXNC7EIPIUWO4U7K2MONG3QYMB90T",
    "question": {
      "stem": "What produces brake dust?",
      "choices": [
        {
          "text": "Filling a tire with air",
          "label": "A"
        },
        {
          "text": "uncontrollable burning",
          "label": "B"
        },
        {
          "text": "mild heating process",
          "label": "C"
        },
        {
          "text": "A rubber tire",
          "label": "D"
        },
        {
          "text": "microscopic organisms",
          "label": "E"
        },
        {
          "text": "collision of crustal plates",
          "label": "F"
        },
        {
          "text": "A parked car",
          "label": "G"
        },
        {
          "text": "Stopping a vehicle",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "combinedfact": "Stopping a vehicle produces brake dust.",
    "fact1": "friction is used for stopping a vehicle by brakes",
    "fact2": "Brake dust is produced during the friction of braking.",
    "formatted_question": "What produces brake dust? (A) Filling a tire with air (B) uncontrollable burning (C) mild heating process (D) A rubber tire (E) microscopic organisms (F) collision of crustal plates (G) A parked car (H) Stopping a vehicle"
  },
  {
    "id": "3R2UR8A0IAF7SH4OP3UDTKLQ8PIXOP",
    "question": {
      "stem": "bone is stronger but less what than the material that covers it",
      "choices": [
        {
          "text": "surface",
          "label": "A"
        },
        {
          "text": "weight",
          "label": "B"
        },
        {
          "text": "flexible",
          "label": "C"
        },
        {
          "text": "key element",
          "label": "D"
        },
        {
          "text": "damaging",
          "label": "E"
        },
        {
          "text": "viscous",
          "label": "F"
        },
        {
          "text": "fluid",
          "label": "G"
        },
        {
          "text": "money",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "Bone is less flexible than cartilage but stronger.",
    "fact2": "Articular cartilage is the cartilage that covers the bone and the joint areas.",
    "combinedfact": "bone is  less flexible but stronger than the material that covers it",
    "formatted_question": "bone is stronger but less what than the material that covers it (A) surface (B) weight (C) flexible (D) key element (E) damaging (F) viscous (G) fluid (H) money"
  },
  {
    "id": "3OCHAWUVGOJO2QJ9RB2KM34HOLUKXG",
    "question": {
      "stem": "What is more pliable than bone?",
      "choices": [
        {
          "text": "Cartilage",
          "label": "A"
        },
        {
          "text": "tiny hairs",
          "label": "B"
        },
        {
          "text": "tetraceratops",
          "label": "C"
        },
        {
          "text": "teeth",
          "label": "D"
        },
        {
          "text": "femur",
          "label": "E"
        },
        {
          "text": "mineral",
          "label": "F"
        },
        {
          "text": "Therapsids",
          "label": "G"
        },
        {
          "text": "keratin",
          "label": "H"
        }
      ]
    },
    "answerKey": "A",
    "fact1": "Bone is less flexible than cartilage but stronger.",
    "fact2": "Cartilage is more flexible and lighter in weight than bone.",
    "combinedfact": "Bone is stronger and more rigid than cartilage",
    "formatted_question": "What is more pliable than bone? (A) Cartilage (B) tiny hairs (C) tetraceratops (D) teeth (E) femur (F) mineral (G) Therapsids (H) keratin"
  },
  {
    "id": "3EQHHY4HQSRAYL3GVEYAWSL4M9M5GD",
    "question": {
      "stem": "What are ears made of?",
      "choices": [
        {
          "text": "One can hear",
          "label": "A"
        },
        {
          "text": "sound",
          "label": "B"
        },
        {
          "text": "weater",
          "label": "C"
        },
        {
          "text": "protection",
          "label": "D"
        },
        {
          "text": "tiny hairs",
          "label": "E"
        },
        {
          "text": "coarse grit",
          "label": "F"
        },
        {
          "text": "keratin",
          "label": "G"
        },
        {
          "text": "cartilage",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "Bone is less flexible than cartilage but stronger.",
    "fact2": "People's ears and bones are made of cartilage.",
    "combinedfact": "ears made of cartilage",
    "formatted_question": "What are ears made of? (A) One can hear (B) sound (C) weater (D) protection (E) tiny hairs (F) coarse grit (G) keratin (H) cartilage"
  },
  {
    "id": "3VJ40NV2QIM0B0V4KTTG4H0KS9NOTJ",
    "question": {
      "stem": "what is less lightweight than cartilage but stronger?",
      "choices": [
        {
          "text": "skin",
          "label": "A"
        },
        {
          "text": "cilia",
          "label": "B"
        },
        {
          "text": "tissue",
          "label": "C"
        },
        {
          "text": "weater",
          "label": "D"
        },
        {
          "text": "adult",
          "label": "E"
        },
        {
          "text": "Type O",
          "label": "F"
        },
        {
          "text": "Mohs",
          "label": "G"
        },
        {
          "text": "bone",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "Bone is less flexible than cartilage but stronger.",
    "fact2": "Cartilage is strong, flexible, and lightweight.",
    "combinedfact": "Bone is less lightweight than cartilage but stronger.",
    "formatted_question": "what is less lightweight than cartilage but stronger? (A) skin (B) cilia (C) tissue (D) weater (E) adult (F) Type O (G) Mohs (H) bone"
  },
  {
    "id": "39GXDJN2OTDC30CDI74Z8DY5AKNV8H",
    "question": {
      "stem": "polymers of various small chemically related molecules can squeeze through pores in the what?",
      "choices": [
        {
          "text": "protein channel",
          "label": "A"
        },
        {
          "text": "transportation",
          "label": "B"
        },
        {
          "text": "nuclear membrane",
          "label": "C"
        },
        {
          "text": "interior chambers",
          "label": "D"
        },
        {
          "text": "nucleus",
          "label": "E"
        },
        {
          "text": "dermal & vascular tissue",
          "label": "F"
        },
        {
          "text": "cell division",
          "label": "G"
        },
        {
          "text": "Microscopic vessels.",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "RNA is a small molecule that can squeeze through pores in the nuclear membrane.",
    "fact2": "Like proteins, DNA and RNA are polymers of various small chemically related molecules.",
    "combinedfact": "polymers of various small chemically related molecules can squeeze through pores in the nuclear membrane",
    "formatted_question": "polymers of various small chemically related molecules can squeeze through pores in the what? (A) protein channel (B) transportation (C) nuclear membrane (D) interior chambers (E) nucleus (F) dermal & vascular tissue (G) cell division (H) Microscopic vessels."
  },
  {
    "id": "3NJM2BJS4W51AJ5UD7B54756IXDCPD",
    "question": {
      "stem": "What expanding and rising in a tube is used to measure temperature?",
      "choices": [
        {
          "text": "tubes",
          "label": "A"
        },
        {
          "text": "sand",
          "label": "B"
        },
        {
          "text": "mercury",
          "label": "C"
        },
        {
          "text": "fumes",
          "label": "D"
        },
        {
          "text": "Mohs",
          "label": "E"
        },
        {
          "text": "matter",
          "label": "F"
        },
        {
          "text": "water",
          "label": "G"
        },
        {
          "text": "lamphreys",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "a thermometer is used to measure temperature",
    "fact2": "When the temperature rises, the mercury expands and rises in the thermometer tube.",
    "combinedfact": "Mercury expanding and rising in a tube is used to measure temperature",
    "formatted_question": "What expanding and rising in a tube is used to measure temperature? (A) tubes (B) sand (C) mercury (D) fumes (E) Mohs (F) matter (G) water (H) lamphreys"
  },
  {
    "id": "3DUZQ9U6SMNUMKRMW5A4P4Y6JJKVSE",
    "question": {
      "stem": "What sort of magnets are used to help compasses to point North?",
      "choices": [
        {
          "text": "Type O",
          "label": "A"
        },
        {
          "text": "their speed",
          "label": "B"
        },
        {
          "text": "lamphreys",
          "label": "C"
        },
        {
          "text": "the Arctic",
          "label": "D"
        },
        {
          "text": "as a base",
          "label": "E"
        },
        {
          "text": "weater",
          "label": "F"
        },
        {
          "text": "permanent",
          "label": "G"
        },
        {
          "text": "marine",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "natural magnetism is used for pointing north by a compass",
    "fact2": "Natural magnets are permanent magnets that never lose their magnetism.",
    "combinedfact": "Permanent magnets are used for compasses pointing North.",
    "formatted_question": "What sort of magnets are used to help compasses to point North? (A) Type O (B) their speed (C) lamphreys (D) the Arctic (E) as a base (F) weater (G) permanent (H) marine"
  },
  {
    "id": "3QL2OFSM96H17YTHXSYD0I0BFWINCN",
    "question": {
      "stem": "The number of nonmetal atomic material is what in comparison to the others?",
      "choices": [
        {
          "text": "295 degrees Kelvin",
          "label": "A"
        },
        {
          "text": "Seconds and minutes",
          "label": "B"
        },
        {
          "text": "to show percents",
          "label": "C"
        },
        {
          "text": "far fewer in number",
          "label": "D"
        },
        {
          "text": "percentages",
          "label": "E"
        },
        {
          "text": "about the same in number",
          "label": "F"
        },
        {
          "text": "Decimal fractions",
          "label": "G"
        },
        {
          "text": "occurs over a wide range",
          "label": "H"
        }
      ]
    },
    "answerKey": "D",
    "fact1": "Nonmetal elements are far fewer in number.",
    "fact2": "Elements Elements are composed of atoms.",
    "combinedfact": "Nonmetal atomic material is far fewer in number.",
    "formatted_question": "The number of nonmetal atomic material is what in comparison to the others? (A) 295 degrees Kelvin (B) Seconds and minutes (C) to show percents (D) far fewer in number (E) percentages (F) about the same in number (G) Decimal fractions (H) occurs over a wide range"
  },
  {
    "id": "3B2X28YI3WEAQ8VJKBG1NN872D4B6P",
    "question": {
      "stem": "What is titanium?",
      "choices": [
        {
          "text": "a metal",
          "label": "A"
        },
        {
          "text": "protection",
          "label": "B"
        },
        {
          "text": "solid",
          "label": "C"
        },
        {
          "text": "iron oxide",
          "label": "D"
        },
        {
          "text": "biological element",
          "label": "E"
        },
        {
          "text": "SI units",
          "label": "F"
        },
        {
          "text": "a non metal",
          "label": "G"
        },
        {
          "text": "cartilage",
          "label": "H"
        }
      ]
    },
    "answerKey": "A",
    "fact1": "Nonmetal elements are far fewer in number.",
    "fact2": "Titanium is a lustrous white metallic element.",
    "combinedfact": "Titanium is not a non metal",
    "formatted_question": "What is titanium? (A) a metal (B) protection (C) solid (D) iron oxide (E) biological element (F) SI units (G) a non metal (H) cartilage"
  },
  {
    "id": "3AWETUDC92RM1QT0SQ5T685F4GKIZF",
    "question": {
      "stem": "What do abrasive materials do?",
      "choices": [
        {
          "text": "occurs over a wide range",
          "label": "A"
        },
        {
          "text": "permeable walls",
          "label": "B"
        },
        {
          "text": "rapid changes occur",
          "label": "C"
        },
        {
          "text": "smooth wooden objects",
          "label": "D"
        },
        {
          "text": "jeans",
          "label": "E"
        },
        {
          "text": "destroyed crops",
          "label": "F"
        },
        {
          "text": "decrease strength",
          "label": "G"
        },
        {
          "text": "change an ecosystem",
          "label": "H"
        }
      ]
    },
    "answerKey": "D",
    "fact1": "sandpaper is used to smooth wooden objects",
    "fact2": "Dirt is an abrasive like sandpaper.",
    "combinedfact": "Abrasives are used to smooth wooden objects.",
    "formatted_question": "What do abrasive materials do? (A) occurs over a wide range (B) permeable walls (C) rapid changes occur (D) smooth wooden objects (E) jeans (F) destroyed crops (G) decrease strength (H) change an ecosystem"
  },
  {
    "id": "3NPFYT4IZC3J04NQ1KH5OBCOIQNGXS",
    "question": {
      "stem": "What can be used to smooth tables?",
      "choices": [
        {
          "text": "backbones",
          "label": "A"
        },
        {
          "text": "keratin",
          "label": "B"
        },
        {
          "text": "sandpaper",
          "label": "C"
        },
        {
          "text": "sand dollar",
          "label": "D"
        },
        {
          "text": "lamphreys",
          "label": "E"
        },
        {
          "text": "wax paper",
          "label": "F"
        },
        {
          "text": "sponges",
          "label": "G"
        },
        {
          "text": "aluminum foil",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "sandpaper is used to smooth wooden objects",
    "fact2": "For the casual look, try using a wooden picnic table.",
    "combinedfact": "Sandpaper can be used to smooth tables.",
    "formatted_question": "What can be used to smooth tables? (A) backbones (B) keratin (C) sandpaper (D) sand dollar (E) lamphreys (F) wax paper (G) sponges (H) aluminum foil"
  },
  {
    "id": "3A4NIXBJ76YOSK2NY4CCQM1YG13ML3",
    "question": {
      "stem": "Sandpaper is used to smooth what?",
      "choices": [
        {
          "text": "changes in size",
          "label": "A"
        },
        {
          "text": "log cabins",
          "label": "B"
        },
        {
          "text": "how they move",
          "label": "C"
        },
        {
          "text": "backbones",
          "label": "D"
        },
        {
          "text": "cartilage",
          "label": "E"
        },
        {
          "text": "stoma",
          "label": "F"
        },
        {
          "text": "tissue",
          "label": "G"
        },
        {
          "text": "hard tissue",
          "label": "H"
        }
      ]
    },
    "answerKey": "B",
    "fact1": "sandpaper is used to smooth wooden objects",
    "fact2": "Children can easily make log cabins and other structures from the tiny wooden logs.",
    "combinedfact": "Sandpaper is used to smooth log cabins.",
    "formatted_question": "Sandpaper is used to smooth what? (A) changes in size (B) log cabins (C) how they move (D) backbones (E) cartilage (F) stoma (G) tissue (H) hard tissue"
  },
  {
    "id": "34S6N1K2ZVI2061C77WZYHT2Q9HLHL",
    "question": {
      "stem": "What is used to remove roughness?",
      "choices": [
        {
          "text": "cartilage",
          "label": "A"
        },
        {
          "text": "keratin",
          "label": "B"
        },
        {
          "text": "hard tissue",
          "label": "C"
        },
        {
          "text": "sandpaper",
          "label": "D"
        },
        {
          "text": "scales",
          "label": "E"
        },
        {
          "text": "ice",
          "label": "F"
        },
        {
          "text": "lamphreys",
          "label": "G"
        },
        {
          "text": "fluid",
          "label": "H"
        }
      ]
    },
    "answerKey": "D",
    "fact1": "sandpaper is used to smooth wooden objects",
    "fact2": "Pavement smoothness is a lack of roughness.",
    "combinedfact": "sandpaper is used to remove roughness",
    "formatted_question": "What is used to remove roughness? (A) cartilage (B) keratin (C) hard tissue (D) sandpaper (E) scales (F) ice (G) lamphreys (H) fluid"
  },
  {
    "id": "3TXMY6UCAENMAV69DKQU4CVGWRFCQP",
    "question": {
      "stem": "what removes paint?",
      "choices": [
        {
          "text": "sandpaper",
          "label": "A"
        },
        {
          "text": "air pollution",
          "label": "B"
        },
        {
          "text": "heating",
          "label": "C"
        },
        {
          "text": "oil",
          "label": "D"
        },
        {
          "text": "cells",
          "label": "E"
        },
        {
          "text": "trucks",
          "label": "F"
        },
        {
          "text": "treatment",
          "label": "G"
        },
        {
          "text": "magma",
          "label": "H"
        }
      ]
    },
    "answerKey": "A",
    "fact1": "sandpaper is used to smooth wooden objects",
    "fact2": "To remove paint, use sandpaper.",
    "combinedfact": "sandpaper removes paint",
    "formatted_question": "what removes paint? (A) sandpaper (B) air pollution (C) heating (D) oil (E) cells (F) trucks (G) treatment (H) magma"
  },
  {
    "id": "3EO896NRAWUMAP474G1BWLJY76QTJE",
    "question": {
      "stem": "what moves through different materials at different rates",
      "choices": [
        {
          "text": "silk",
          "label": "A"
        },
        {
          "text": "Speed",
          "label": "B"
        },
        {
          "text": "food",
          "label": "C"
        },
        {
          "text": "corn",
          "label": "D"
        },
        {
          "text": "weater",
          "label": "E"
        },
        {
          "text": "colors",
          "label": "F"
        },
        {
          "text": "sound",
          "label": "G"
        },
        {
          "text": "metal",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "the type of material through which sound passes changes the speed at which sound travels",
    "fact2": "Sound vibrations travel at different speeds through different materials.",
    "combinedfact": "Sound moves through different materials at different rates ",
    "formatted_question": "what moves through different materials at different rates (A) silk (B) Speed (C) food (D) corn (E) weater (F) colors (G) sound (H) metal"
  },
  {
    "id": "3CP1TO84PT0KJRV9WZDLUOR3F8U257",
    "question": {
      "stem": "what passes through materials at different speeds?",
      "choices": [
        {
          "text": "waves",
          "label": "A"
        },
        {
          "text": "vehicle",
          "label": "B"
        },
        {
          "text": "flying",
          "label": "C"
        },
        {
          "text": "animals",
          "label": "D"
        },
        {
          "text": "mercury",
          "label": "E"
        },
        {
          "text": "trucks",
          "label": "F"
        },
        {
          "text": "silk",
          "label": "G"
        },
        {
          "text": "Mohs",
          "label": "H"
        }
      ]
    },
    "answerKey": "A",
    "fact1": "the type of material through which sound passes changes the speed at which sound travels",
    "fact2": "Sound, a type of energy, is produced by vibrations and travels in waves.",
    "combinedfact": "the type of material through which waves passes changes the speed at which waves move",
    "formatted_question": "what passes through materials at different speeds? (A) waves (B) vehicle (C) flying (D) animals (E) mercury (F) trucks (G) silk (H) Mohs"
  },
  {
    "id": "3GNA64GUZE31BAXUYA3MQ6P64X9Q5L",
    "question": {
      "stem": "The type of material through which mechanical waves pass through changes what?",
      "choices": [
        {
          "text": "trucks and cars",
          "label": "A"
        },
        {
          "text": "melanin content",
          "label": "B"
        },
        {
          "text": "their color",
          "label": "C"
        },
        {
          "text": "their flavor",
          "label": "D"
        },
        {
          "text": "travel",
          "label": "E"
        },
        {
          "text": "amount of heat",
          "label": "F"
        },
        {
          "text": "their beams",
          "label": "G"
        },
        {
          "text": "their speed",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "the type of material through which sound passes changes the speed at which sound travels",
    "fact2": "Sound Sound waves are mechanical waves.",
    "combinedfact": "the type of material through which mechanical waves pass change the speed at which they travel",
    "formatted_question": "The type of material through which mechanical waves pass through changes what? (A) trucks and cars (B) melanin content (C) their color (D) their flavor (E) travel (F) amount of heat (G) their beams (H) their speed"
  },
  {
    "id": "36V4Q8R5ZKZZJHI0Q9K8780SHVJQMS",
    "question": {
      "stem": "What will happen when sound passes through a fibrous material?",
      "choices": [
        {
          "text": "heating",
          "label": "A"
        },
        {
          "text": "friction",
          "label": "B"
        },
        {
          "text": "swelling nodes",
          "label": "C"
        },
        {
          "text": "protection",
          "label": "D"
        },
        {
          "text": "amount of heat",
          "label": "E"
        },
        {
          "text": "feedback",
          "label": "F"
        },
        {
          "text": "Slows down",
          "label": "G"
        },
        {
          "text": "Unsafe",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "the type of material through which sound passes changes the speed at which sound travels",
    "fact2": "On a molecular level, a fibrous material can also slow the speed of transmission of sound.",
    "combinedfact": "Sound passing through a fibrous material will slow down",
    "formatted_question": "What will happen when sound passes through a fibrous material? (A) heating (B) friction (C) swelling nodes (D) protection (E) amount of heat (F) feedback (G) Slows down (H) Unsafe"
  },
  {
    "id": "3E7TUJ2EGCLQNOV1WEAJ2NN97SUD9D",
    "question": {
      "stem": "the type of material through which sound passes changes the what?",
      "choices": [
        {
          "text": "vibrating mass",
          "label": "A"
        },
        {
          "text": "occurs over a wide range",
          "label": "B"
        },
        {
          "text": "passage of time",
          "label": "C"
        },
        {
          "text": "relationship",
          "label": "D"
        },
        {
          "text": "rapid changes occur",
          "label": "E"
        },
        {
          "text": "70-75 degrees Fahrenheit",
          "label": "F"
        },
        {
          "text": "sound vibrations",
          "label": "G"
        },
        {
          "text": "sound of silence",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "the type of material through which sound passes changes the speed at which sound travels",
    "fact2": "Sound vibrations travel at different speeds through different materials.",
    "combinedfact": "the type of material through which sound passes changes the sound vibrations",
    "formatted_question": "the type of material through which sound passes changes the what? (A) vibrating mass (B) occurs over a wide range (C) passage of time (D) relationship (E) rapid changes occur (F) 70-75 degrees Fahrenheit (G) sound vibrations (H) sound of silence"
  },
  {
    "id": "3YMU66OBIN7MEENBWGZJLPOUQ6KGHN",
    "question": {
      "stem": "A visco-elastic substance in the body is",
      "choices": [
        {
          "text": "fluid",
          "label": "A"
        },
        {
          "text": "blood",
          "label": "B"
        },
        {
          "text": "fat",
          "label": "C"
        },
        {
          "text": "osculum",
          "label": "D"
        },
        {
          "text": "finger nails",
          "label": "E"
        },
        {
          "text": "smooth",
          "label": "F"
        },
        {
          "text": "bone",
          "label": "G"
        },
        {
          "text": "teeth",
          "label": "H"
        }
      ]
    },
    "answerKey": "B",
    "fact1": "Blood is a fluid connective tissue.",
    "fact2": "Connective tissue is classed as visco-elastic.",
    "combinedfact": "Blood is classed as visco-elastic.",
    "formatted_question": "A visco-elastic substance in the body is (A) fluid (B) blood (C) fat (D) osculum (E) finger nails (F) smooth (G) bone (H) teeth"
  },
  {
    "id": "345LHZDEDXRQPOH710ZYLAOBJL33UG",
    "question": {
      "stem": "What are magnets used for?",
      "choices": [
        {
          "text": "Creating plants",
          "label": "A"
        },
        {
          "text": "safe operation",
          "label": "B"
        },
        {
          "text": "feedback mechanisms",
          "label": "C"
        },
        {
          "text": "Making tape",
          "label": "D"
        },
        {
          "text": "Navigating oceans",
          "label": "E"
        },
        {
          "text": "chemical messengers",
          "label": "F"
        },
        {
          "text": "Navigating thoughts",
          "label": "G"
        },
        {
          "text": "Communication",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "a compass is used to navigate oceans",
    "fact2": "Magnets are used in compasses.",
    "combinedfact": "magnets are used to navigate oceans",
    "formatted_question": "What are magnets used for? (A) Creating plants (B) safe operation (C) feedback mechanisms (D) Making tape (E) Navigating oceans (F) chemical messengers (G) Navigating thoughts (H) Communication"
  },
  {
    "id": "3AMW0RGHOD1K1N2L2XKJKIZIH3DNPW",
    "question": {
      "stem": "What happens to the electrical conductivity of wood after it is made wet by precipitation?",
      "choices": [
        {
          "text": "danger",
          "label": "A"
        },
        {
          "text": "destruction",
          "label": "B"
        },
        {
          "text": "damaging",
          "label": "C"
        },
        {
          "text": "thermal expansion",
          "label": "D"
        },
        {
          "text": "amount of heat",
          "label": "E"
        },
        {
          "text": "it increases",
          "label": "F"
        },
        {
          "text": "Slows down",
          "label": "G"
        },
        {
          "text": "Major effects",
          "label": "H"
        }
      ]
    },
    "answerKey": "F",
    "fact1": "Precipitation increases moisture.",
    "fact2": "Moisture is related to the electrical conductivity, which increases with increasing moisture levels.",
    "combinedfact": "The electrical conductivity of wood increases after precipitation falls on it",
    "formatted_question": "What happens to the electrical conductivity of wood after it is made wet by precipitation? (A) danger (B) destruction (C) damaging (D) thermal expansion (E) amount of heat (F) it increases (G) Slows down (H) Major effects"
  },
  {
    "id": "3KYQYYSHYV6TUBZ7Y3T1ZDIYPI4DOK",
    "question": {
      "stem": "What makes and stores red and yellow colors?",
      "choices": [
        {
          "text": "trees and flowers",
          "label": "A"
        },
        {
          "text": "h20",
          "label": "B"
        },
        {
          "text": "transportation",
          "label": "C"
        },
        {
          "text": "melanin content",
          "label": "D"
        },
        {
          "text": "prokaryotic cells",
          "label": "E"
        },
        {
          "text": "Bacteria",
          "label": "F"
        },
        {
          "text": "Chromoplasts",
          "label": "G"
        },
        {
          "text": "Single celled organisms",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "Chromoplasts make and store pigments.",
    "fact2": "Chromoplasts contain red or yellow xanthophyll pigments in large amounts.",
    "combinedfact": "Chromoplasts make and store red or yellow colors in large amounts",
    "formatted_question": "What makes and stores red and yellow colors? (A) trees and flowers (B) h20 (C) transportation (D) melanin content (E) prokaryotic cells (F) Bacteria (G) Chromoplasts (H) Single celled organisms"
  },
  {
    "id": "32N49TQG3GHQMO5SF5OD4440084VA2",
    "question": {
      "stem": "what gives color to paint?",
      "choices": [
        {
          "text": "several genes",
          "label": "A"
        },
        {
          "text": "brushes",
          "label": "B"
        },
        {
          "text": "prokaryotic cells",
          "label": "C"
        },
        {
          "text": "trees and flowers",
          "label": "D"
        },
        {
          "text": "h2o",
          "label": "E"
        },
        {
          "text": "chromoplasts",
          "label": "F"
        },
        {
          "text": "skin color",
          "label": "G"
        },
        {
          "text": "cans",
          "label": "H"
        }
      ]
    },
    "answerKey": "F",
    "fact1": "Chromoplasts make and store pigments.",
    "fact2": "Pigments Pigments give color to paint.",
    "combinedfact": "chromoplasts give color to paint",
    "formatted_question": "what gives color to paint? (A) several genes (B) brushes (C) prokaryotic cells (D) trees and flowers (E) h2o (F) chromoplasts (G) skin color (H) cans"
  },
  {
    "id": "3JJVG1YBEBWE74V5FS6WVHU78VN5BP",
    "question": {
      "stem": "What make and store colorful compounds?",
      "choices": [
        {
          "text": "can be organic",
          "label": "A"
        },
        {
          "text": "angiosperm",
          "label": "B"
        },
        {
          "text": "jellyfish",
          "label": "C"
        },
        {
          "text": "some anthozoans",
          "label": "D"
        },
        {
          "text": "chromoplasts",
          "label": "E"
        },
        {
          "text": "trees and flowers",
          "label": "F"
        },
        {
          "text": "pickles",
          "label": "G"
        },
        {
          "text": "sea anemones",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "Chromoplasts make and store pigments.",
    "fact2": "Photosynthetic Pigments Photosynthetic Pigments Pigments are colorful compounds.",
    "combinedfact": "Chromoplasts make and store colorful compounds",
    "formatted_question": "What make and store colorful compounds? (A) can be organic (B) angiosperm (C) jellyfish (D) some anthozoans (E) chromoplasts (F) trees and flowers (G) pickles (H) sea anemones"
  },
  {
    "id": "3RWE2M8QWH9HD6Y1LC5T5HYA2W4N0N",
    "question": {
      "stem": "What does fluoride do?",
      "choices": [
        {
          "text": "reduce acidity of food",
          "label": "A"
        },
        {
          "text": "stop mouth pain",
          "label": "B"
        },
        {
          "text": "Extensive bone growth",
          "label": "C"
        },
        {
          "text": "make tooth enamel grow",
          "label": "D"
        },
        {
          "text": "protect eyes in the lab",
          "label": "E"
        },
        {
          "text": "It's inherited from genes",
          "label": "F"
        },
        {
          "text": "gas spreads in the air",
          "label": "G"
        },
        {
          "text": "decrease the destruction of tooth enamel",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "fluoride decreases tooth decay",
    "fact2": "Tooth decay is a destruction of the tooth enamel.",
    "combinedfact": "Fluoride decreases the destruction of the enamel.",
    "formatted_question": "What does fluoride do? (A) reduce acidity of food (B) stop mouth pain (C) Extensive bone growth (D) make tooth enamel grow (E) protect eyes in the lab (F) It's inherited from genes (G) gas spreads in the air (H) decrease the destruction of tooth enamel"
  },
  {
    "id": "3XM0HYN6NKYG7HP89YH0UV59YBLEP2",
    "question": {
      "stem": "What prevents the destruction of tooth enamel?",
      "choices": [
        {
          "text": "protection",
          "label": "A"
        },
        {
          "text": "treatment",
          "label": "B"
        },
        {
          "text": "Flouride",
          "label": "C"
        },
        {
          "text": "the cervix",
          "label": "D"
        },
        {
          "text": "keratin",
          "label": "E"
        },
        {
          "text": "estrogen",
          "label": "F"
        },
        {
          "text": "Soda",
          "label": "G"
        },
        {
          "text": "Nitrogen",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "fluoride decreases tooth decay",
    "fact2": "Tooth decay is a destruction of the tooth enamel.",
    "combinedfact": "Flouride prevents the destruction of tooth enamel. ",
    "formatted_question": "What prevents the destruction of tooth enamel? (A) protection (B) treatment (C) Flouride (D) the cervix (E) keratin (F) estrogen (G) Soda (H) Nitrogen"
  },
  {
    "id": "3HMVI3QICJRBWUNXOXI402FRD0R1YT",
    "question": {
      "stem": "fluoride in toothpaste prevents destruction of what?",
      "choices": [
        {
          "text": "calcium",
          "label": "A"
        },
        {
          "text": "bone density",
          "label": "B"
        },
        {
          "text": "tooth enamel",
          "label": "C"
        },
        {
          "text": "holding nutrients",
          "label": "D"
        },
        {
          "text": "tissue",
          "label": "E"
        },
        {
          "text": "ribonucleic acid",
          "label": "F"
        },
        {
          "text": "antigens",
          "label": "G"
        },
        {
          "text": "tiny hairs",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "fluoride decreases tooth decay",
    "fact2": "Tooth decay is a destruction of the tooth enamel.",
    "combinedfact": "fluoride prevents destruction of tooth enamel.",
    "formatted_question": "fluoride in toothpaste prevents destruction of what? (A) calcium (B) bone density (C) tooth enamel (D) holding nutrients (E) tissue (F) ribonucleic acid (G) antigens (H) tiny hairs"
  },
  {
    "id": "3VE8AYVF8MWN73QNISZVQRVJLA5F8M",
    "question": {
      "stem": "What element can help prevent cavities?",
      "choices": [
        {
          "text": "weater",
          "label": "A"
        },
        {
          "text": "cartilage",
          "label": "B"
        },
        {
          "text": "cesium",
          "label": "C"
        },
        {
          "text": "homeostasis",
          "label": "D"
        },
        {
          "text": "antibodies",
          "label": "E"
        },
        {
          "text": "cilia",
          "label": "F"
        },
        {
          "text": "magnesium",
          "label": "G"
        },
        {
          "text": "fluoride",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "fluoride decreases tooth decay",
    "fact2": "Cavities are also known as carries and tooth decay.",
    "combinedfact": "Fluoride reduces cavity formation.",
    "formatted_question": "What element can help prevent cavities? (A) weater (B) cartilage (C) cesium (D) homeostasis (E) antibodies (F) cilia (G) magnesium (H) fluoride"
  },
  {
    "id": "3LEP4MGT3GZ9BHAYUYOFTTIZGYSBDD",
    "question": {
      "stem": "When iron oxidizes, that metal becomes orange where?",
      "choices": [
        {
          "text": "indoors",
          "label": "A"
        },
        {
          "text": "road bends",
          "label": "B"
        },
        {
          "text": "Elemental",
          "label": "C"
        },
        {
          "text": "a producer",
          "label": "D"
        },
        {
          "text": "outdoors",
          "label": "E"
        },
        {
          "text": "surface",
          "label": "F"
        },
        {
          "text": "warmer air",
          "label": "G"
        },
        {
          "text": "inside",
          "label": "H"
        }
      ]
    },
    "answerKey": "F",
    "combinedfact": "When iron oxidizes, that metal becomes orange on the surface.",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "When iron oxidizes, it rusts.",
    "formatted_question": "When iron oxidizes, that metal becomes orange where? (A) indoors (B) road bends (C) Elemental (D) a producer (E) outdoors (F) surface (G) warmer air (H) inside"
  },
  {
    "id": "3W8CV64QJ2Y7Z403IAT9T827KXY9H4",
    "question": {
      "stem": "What can cause metal to become orange on the surface?",
      "choices": [
        {
          "text": "vibration",
          "label": "A"
        },
        {
          "text": "friction",
          "label": "B"
        },
        {
          "text": "Moisture",
          "label": "C"
        },
        {
          "text": "cars",
          "label": "D"
        },
        {
          "text": "Chrome",
          "label": "E"
        },
        {
          "text": "magnesium",
          "label": "F"
        },
        {
          "text": "Dry conditions",
          "label": "G"
        },
        {
          "text": "Mineral oil",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "combinedfact": "Moisture can cause metal to become orange on the surface.",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Moisture can damage metal causing rusting and corrosion.",
    "formatted_question": "What can cause metal to become orange on the surface? (A) vibration (B) friction (C) Moisture (D) cars (E) Chrome (F) magnesium (G) Dry conditions (H) Mineral oil"
  },
  {
    "id": "3J4Q2Z4UTY2VOTCEUBQVG62JEPPQWU",
    "question": {
      "stem": "Exposure to oxygen and water can cause iron to ",
      "choices": [
        {
          "text": "decrease strength",
          "label": "A"
        },
        {
          "text": "melt",
          "label": "B"
        },
        {
          "text": "uncontrollable burning",
          "label": "C"
        },
        {
          "text": "thermal expansion",
          "label": "D"
        },
        {
          "text": "turn orange on the surface",
          "label": "E"
        },
        {
          "text": "vibrate",
          "label": "F"
        },
        {
          "text": "Extremes of temperature",
          "label": "G"
        },
        {
          "text": "levitate",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Iron rusts in the presence of oxygen and water.",
    "combinedfact": "In the presence of oxygen and water, iron will become orange on the surface",
    "formatted_question": "Exposure to oxygen and water can cause iron to  (A) decrease strength (B) melt (C) uncontrollable burning (D) thermal expansion (E) turn orange on the surface (F) vibrate (G) Extremes of temperature (H) levitate"
  },
  {
    "id": "3FPRZHYEPY6Q23676Q93HWQUSNP3V3",
    "question": {
      "stem": "Moisture can turn metal what color",
      "choices": [
        {
          "text": "orange",
          "label": "A"
        },
        {
          "text": "damaging",
          "label": "B"
        },
        {
          "text": "solid",
          "label": "C"
        },
        {
          "text": "erosion",
          "label": "D"
        },
        {
          "text": "smooth",
          "label": "E"
        },
        {
          "text": "nectarine",
          "label": "F"
        },
        {
          "text": "mineral",
          "label": "G"
        },
        {
          "text": "Unsafe",
          "label": "H"
        }
      ]
    },
    "answerKey": "A",
    "combinedfact": "Moisture can turn metal orange on the surface",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Moisture is the main cause of rust.",
    "formatted_question": "Moisture can turn metal what color (A) orange (B) damaging (C) solid (D) erosion (E) smooth (F) nectarine (G) mineral (H) Unsafe"
  },
  {
    "id": "3K9FOBBF2HIUA2NNA5RC31QYCTZNLL",
    "question": {
      "stem": "When steel rusts it becomes",
      "choices": [
        {
          "text": "blue",
          "label": "A"
        },
        {
          "text": "Mohs",
          "label": "B"
        },
        {
          "text": "Unsafe",
          "label": "C"
        },
        {
          "text": "solid",
          "label": "D"
        },
        {
          "text": "orange",
          "label": "E"
        },
        {
          "text": "damaging",
          "label": "F"
        },
        {
          "text": "rainbow",
          "label": "G"
        },
        {
          "text": "pink",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Steel is the most useful of metals.",
    "combinedfact": "When steel rusts it becomes orange.",
    "formatted_question": "When steel rusts it becomes (A) blue (B) Mohs (C) Unsafe (D) solid (E) orange (F) damaging (G) rainbow (H) pink"
  },
  {
    "id": "3X0H8UUIT1N719RRMFF0B6HKWDCWSR",
    "question": {
      "stem": "what makes metal orange?",
      "choices": [
        {
          "text": "pigmentation",
          "label": "A"
        },
        {
          "text": "heating",
          "label": "B"
        },
        {
          "text": "tubular organ",
          "label": "C"
        },
        {
          "text": "antigens",
          "label": "D"
        },
        {
          "text": "chondrocytes",
          "label": "E"
        },
        {
          "text": "radiation",
          "label": "F"
        },
        {
          "text": "oxidation",
          "label": "G"
        },
        {
          "text": "several genes",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Metal turns to rust via oxidation.",
    "combinedfact": "oxidation makes metal orange",
    "formatted_question": "what makes metal orange? (A) pigmentation (B) heating (C) tubular organ (D) antigens (E) chondrocytes (F) radiation (G) oxidation (H) several genes"
  },
  {
    "id": "3PMBY0YE272GIWPNWIF8IH5RC8OC94",
    "question": {
      "stem": "Cast-iron and steel surfaces are susceptible to becoming what on the surface?",
      "choices": [
        {
          "text": "hardness",
          "label": "A"
        },
        {
          "text": "solid",
          "label": "B"
        },
        {
          "text": "irritants",
          "label": "C"
        },
        {
          "text": "acids",
          "label": "D"
        },
        {
          "text": "orange",
          "label": "E"
        },
        {
          "text": "heat",
          "label": "F"
        },
        {
          "text": "Unsafe",
          "label": "G"
        },
        {
          "text": "damaging",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Cast-iron and steel surfaces are susceptible to corrosion in the form of rust.",
    "combinedfact": "Cast-iron and steel surfaces are susceptible to becoming orange on the surface",
    "formatted_question": "Cast-iron and steel surfaces are susceptible to becoming what on the surface? (A) hardness (B) solid (C) irritants (D) acids (E) orange (F) heat (G) Unsafe (H) damaging"
  },
  {
    "id": "3P529IW9KYKIMAA6CH8ZVWHP4E8LFP",
    "question": {
      "stem": "What will cause metal to turn orange?",
      "choices": [
        {
          "text": "Exposure to nitrogen",
          "label": "A"
        },
        {
          "text": "higher ultraviolet  radiation",
          "label": "B"
        },
        {
          "text": "thermal expansion",
          "label": "C"
        },
        {
          "text": "Exposure to hydrochloric acid",
          "label": "D"
        },
        {
          "text": "antigens that cause allergy",
          "label": "E"
        },
        {
          "text": "a surface not sterilized",
          "label": "F"
        },
        {
          "text": "Exposure to helium and carbon",
          "label": "G"
        },
        {
          "text": "Exposure to oxygen and water",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "combinedfact": "oxygen and water will cause metal to turn orange",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Iron rusts in the presence of oxygen and water.",
    "formatted_question": "What will cause metal to turn orange? (A) Exposure to nitrogen (B) higher ultraviolet  radiation (C) thermal expansion (D) Exposure to hydrochloric acid (E) antigens that cause allergy (F) a surface not sterilized (G) Exposure to helium and carbon (H) Exposure to oxygen and water"
  },
  {
    "id": "3A1PQ49WVHGPAZX8EXEGE2KOSV31H6",
    "question": {
      "stem": "What causes metal surface to become orange?",
      "choices": [
        {
          "text": "storms",
          "label": "A"
        },
        {
          "text": "heat",
          "label": "B"
        },
        {
          "text": "fires",
          "label": "C"
        },
        {
          "text": "wind",
          "label": "D"
        },
        {
          "text": "antigen",
          "label": "E"
        },
        {
          "text": "pigment",
          "label": "F"
        },
        {
          "text": "water",
          "label": "G"
        },
        {
          "text": "light",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Water cause parts to rust, and even a very small amount of rust can damage injectors.",
    "combinedfact": "water causes metal surface to become orange",
    "formatted_question": "What causes metal surface to become orange? (A) storms (B) heat (C) fires (D) wind (E) antigen (F) pigment (G) water (H) light"
  },
  {
    "id": "3PIWWX1FJJ5SWM82SMN7UFWPUDLJJO",
    "question": {
      "stem": "What happens on the surface when iron rusts?",
      "choices": [
        {
          "text": "it becomes orange",
          "label": "A"
        },
        {
          "text": "it grows",
          "label": "B"
        },
        {
          "text": "Extremes of temperature",
          "label": "C"
        },
        {
          "text": "gas spreads in the air",
          "label": "D"
        },
        {
          "text": "it flies",
          "label": "E"
        },
        {
          "text": "destruction",
          "label": "F"
        },
        {
          "text": "295 degrees Kelvin",
          "label": "G"
        },
        {
          "text": "it explodes",
          "label": "H"
        }
      ]
    },
    "answerKey": "A",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Chemically, iron is an active metal.",
    "combinedfact": "when iron rusts , iron becomes orange on the surface",
    "formatted_question": "What happens on the surface when iron rusts? (A) it becomes orange (B) it grows (C) Extremes of temperature (D) gas spreads in the air (E) it flies (F) destruction (G) 295 degrees Kelvin (H) it explodes"
  },
  {
    "id": "3ZAK8W07I4DU8WIAIDHFJCQ4HRQ0UQ",
    "question": {
      "stem": "When iron rusts, it becomes what on the surface?",
      "choices": [
        {
          "text": "osculum",
          "label": "A"
        },
        {
          "text": "a metal",
          "label": "B"
        },
        {
          "text": "black",
          "label": "C"
        },
        {
          "text": "pink",
          "label": "D"
        },
        {
          "text": "Elemental",
          "label": "E"
        },
        {
          "text": "invisible",
          "label": "F"
        },
        {
          "text": "hued",
          "label": "G"
        },
        {
          "text": "orange",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Chemically, iron is an active metal.",
    "combinedfact": "when iron rusts it becomes orange on the surface",
    "formatted_question": "When iron rusts, it becomes what on the surface? (A) osculum (B) a metal (C) black (D) pink (E) Elemental (F) invisible (G) hued (H) orange"
  },
  {
    "id": "3SITXWYCNV8N9NFFLYPRN0LRWP7XBM",
    "question": {
      "stem": "metal becomes orange on the surface as a result of",
      "choices": [
        {
          "text": "magnetism",
          "label": "A"
        },
        {
          "text": "friction",
          "label": "B"
        },
        {
          "text": "treatment",
          "label": "C"
        },
        {
          "text": "heating",
          "label": "D"
        },
        {
          "text": "Car accidents",
          "label": "E"
        },
        {
          "text": "oxidation",
          "label": "F"
        },
        {
          "text": "air pollution",
          "label": "G"
        },
        {
          "text": "condesation",
          "label": "H"
        }
      ]
    },
    "answerKey": "F",
    "combinedfact": "metal becomes orange on the surface as a  result of oxidation.",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Rust stains are the result of oxidation.",
    "formatted_question": "metal becomes orange on the surface as a result of (A) magnetism (B) friction (C) treatment (D) heating (E) Car accidents (F) oxidation (G) air pollution (H) condesation"
  },
  {
    "id": "32N49TQG3GHQMO5SF5OD4440ZUSAVC",
    "question": {
      "stem": "what causes metal to be orange on the surface?",
      "choices": [
        {
          "text": "melanin content",
          "label": "A"
        },
        {
          "text": "gold",
          "label": "B"
        },
        {
          "text": "antigens",
          "label": "C"
        },
        {
          "text": "air pollution",
          "label": "D"
        },
        {
          "text": "electrons",
          "label": "E"
        },
        {
          "text": "conductors",
          "label": "F"
        },
        {
          "text": "melanin amount",
          "label": "G"
        },
        {
          "text": "iron oxide",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "when a metal rusts , that metal becomes orange on the surface",
    "fact2": "Iron oxide is rust .",
    "combinedfact": "when a metal contains iron oxide, it becomes orange on the surface",
    "formatted_question": "what causes metal to be orange on the surface? (A) melanin content (B) gold (C) antigens (D) air pollution (E) electrons (F) conductors (G) melanin amount (H) iron oxide"
  },
  {
    "id": "3HYA4D452RICLOOY2BQUG0IGX102F9",
    "question": {
      "stem": "How can you measure the hardness of a gem stone?",
      "choices": [
        {
          "text": "melanin amount",
          "label": "A"
        },
        {
          "text": "classified",
          "label": "B"
        },
        {
          "text": "inches",
          "label": "C"
        },
        {
          "text": "Weigh it on a scale",
          "label": "D"
        },
        {
          "text": "Scratch it",
          "label": "E"
        },
        {
          "text": "Trigonometry",
          "label": "F"
        },
        {
          "text": "Break it open",
          "label": "G"
        },
        {
          "text": "Leave it in the sun",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Most gem stones are hard minerals.",
    "combinedfact": "You can measure the hardness of a gem stone by scratching it",
    "formatted_question": "How can you measure the hardness of a gem stone? (A) melanin amount (B) classified (C) inches (D) Weigh it on a scale (E) Scratch it (F) Trigonometry (G) Break it open (H) Leave it in the sun"
  },
  {
    "id": "379J5II41OFQGWAAH6OTDEWPRXSEL2",
    "question": {
      "stem": "Placing a mineral on the Mohs scale requires ",
      "choices": [
        {
          "text": "strength",
          "label": "A"
        },
        {
          "text": "magnesium",
          "label": "B"
        },
        {
          "text": "as a base",
          "label": "C"
        },
        {
          "text": "transportation",
          "label": "D"
        },
        {
          "text": "scratching it",
          "label": "E"
        },
        {
          "text": "classified",
          "label": "F"
        },
        {
          "text": "periodic table",
          "label": "G"
        },
        {
          "text": "photographing it",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "For ranking the hardness of minerals, the Mohs scale is generally used.",
    "combinedfact": "Scratching a mineral  allows one to determine the ranking on the Mohs scale",
    "formatted_question": "Placing a mineral on the Mohs scale requires  (A) strength (B) magnesium (C) as a base (D) transportation (E) scratching it (F) classified (G) periodic table (H) photographing it"
  },
  {
    "id": "3P1L2B7AD1OCSNNZBKRPIQQ3B4OLOT",
    "question": {
      "stem": "Measuring the hardness of calcite requires what?",
      "choices": [
        {
          "text": "melting those materials",
          "label": "A"
        },
        {
          "text": "hardened backbone",
          "label": "B"
        },
        {
          "text": "amount of heat",
          "label": "C"
        },
        {
          "text": "70-75 degrees Fahrenheit",
          "label": "D"
        },
        {
          "text": "cutting those materials",
          "label": "E"
        },
        {
          "text": "scratching yourself",
          "label": "F"
        },
        {
          "text": "thermal expansion",
          "label": "G"
        },
        {
          "text": "scratching those materials",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Calcite is a very common mineral.",
    "combinedfact": "Measuring the hardness of calcite requires scratching those materials",
    "formatted_question": "Measuring the hardness of calcite requires what? (A) melting those materials (B) hardened backbone (C) amount of heat (D) 70-75 degrees Fahrenheit (E) cutting those materials (F) scratching yourself (G) thermal expansion (H) scratching those materials"
  },
  {
    "id": "3BGYGHDBBXJSKUCMEGBNWHORO09229",
    "question": {
      "stem": "What must be done to classify minerals?",
      "choices": [
        {
          "text": "wash them",
          "label": "A"
        },
        {
          "text": "Phylogeny",
          "label": "B"
        },
        {
          "text": "bury them",
          "label": "C"
        },
        {
          "text": "scratch them",
          "label": "D"
        },
        {
          "text": "treatment",
          "label": "E"
        },
        {
          "text": "Cladistics",
          "label": "F"
        },
        {
          "text": "periodic table",
          "label": "G"
        },
        {
          "text": "throw them",
          "label": "H"
        }
      ]
    },
    "answerKey": "D",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Minerals are classified by their hardness.",
    "combinedfact": "Classifying minerals requires scratching those materials.",
    "formatted_question": "What must be done to classify minerals? (A) wash them (B) Phylogeny (C) bury them (D) scratch them (E) treatment (F) Cladistics (G) periodic table (H) throw them"
  },
  {
    "id": "3YDTZAI2WXFVYN9DZQUXKDBKXTS14B",
    "question": {
      "stem": "Measuring the what of minerals requires chipping those materials?",
      "choices": [
        {
          "text": "deposits",
          "label": "A"
        },
        {
          "text": "potassium",
          "label": "B"
        },
        {
          "text": "size",
          "label": "C"
        },
        {
          "text": "weight",
          "label": "D"
        },
        {
          "text": "hardness",
          "label": "E"
        },
        {
          "text": "shape",
          "label": "F"
        },
        {
          "text": "key element",
          "label": "G"
        },
        {
          "text": "strength",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Although a diamond is the hardest substance known to man, it can be chipped or scratched.",
    "combinedfact": "measuring the hardness of minerals requires chipping those materials",
    "formatted_question": "Measuring the what of minerals requires chipping those materials? (A) deposits (B) potassium (C) size (D) weight (E) hardness (F) shape (G) key element (H) strength"
  },
  {
    "id": "3XC1O3LBOSLS5FS771DOC0WQBYKLT3",
    "question": {
      "stem": "What is necessary to measure the hardness of materials?",
      "choices": [
        {
          "text": "treatment",
          "label": "A"
        },
        {
          "text": "tapping",
          "label": "B"
        },
        {
          "text": "rubbing",
          "label": "C"
        },
        {
          "text": "tasting",
          "label": "D"
        },
        {
          "text": "lamphreys",
          "label": "E"
        },
        {
          "text": "scratching",
          "label": "F"
        },
        {
          "text": "strength",
          "label": "G"
        },
        {
          "text": "potassium",
          "label": "H"
        }
      ]
    },
    "answerKey": "F",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Travel is required as necessary.",
    "combinedfact": "To measure the hardness of materials, scratching those materials is necessary.",
    "formatted_question": "What is necessary to measure the hardness of materials? (A) treatment (B) tapping (C) rubbing (D) tasting (E) lamphreys (F) scratching (G) strength (H) potassium"
  },
  {
    "id": "3PJ71Z61R41WVTFPGLQO1LM0IG419U",
    "question": {
      "stem": "What is required to measure the hardness of a pearl?",
      "choices": [
        {
          "text": "lamphreys",
          "label": "A"
        },
        {
          "text": "Playing with it",
          "label": "B"
        },
        {
          "text": "Scratching it",
          "label": "C"
        },
        {
          "text": "keratin",
          "label": "D"
        },
        {
          "text": "melanin content",
          "label": "E"
        },
        {
          "text": "potassium",
          "label": "F"
        },
        {
          "text": "magnesium",
          "label": "G"
        },
        {
          "text": "Helping it",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Carbonate minerals, such as malachite, pearl, and rhodochrosite, are damaged by chemical attack.",
    "combinedfact": "measuring the hardness of a pearl requires scratching it",
    "formatted_question": "What is required to measure the hardness of a pearl? (A) lamphreys (B) Playing with it (C) Scratching it (D) keratin (E) melanin content (F) potassium (G) magnesium (H) Helping it"
  },
  {
    "id": "3OVHNO1VE605TFDE0C4IFBP26UOZD2",
    "question": {
      "stem": "Measuring hardness of minerals requires a harder what?",
      "choices": [
        {
          "text": "calcium",
          "label": "A"
        },
        {
          "text": "as a base",
          "label": "B"
        },
        {
          "text": "cartilage",
          "label": "C"
        },
        {
          "text": "mineral",
          "label": "D"
        },
        {
          "text": "stoma",
          "label": "E"
        },
        {
          "text": "osculum",
          "label": "F"
        },
        {
          "text": "the same",
          "label": "G"
        },
        {
          "text": "weater",
          "label": "H"
        }
      ]
    },
    "answerKey": "D",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Harder minerals can scratch softer minerals.",
    "combinedfact": "Measuring hardness of minerals requires a harder mineral.",
    "formatted_question": "Measuring hardness of minerals requires a harder what? (A) calcium (B) as a base (C) cartilage (D) mineral (E) stoma (F) osculum (G) the same (H) weater"
  },
  {
    "id": "3ZSANO2JCF65QN5WWQ507IVKCJSSFO",
    "question": {
      "stem": "the Moh's scale of hardness is used by doing what to the materials",
      "choices": [
        {
          "text": "heating",
          "label": "A"
        },
        {
          "text": "tool extensions",
          "label": "B"
        },
        {
          "text": "protection",
          "label": "C"
        },
        {
          "text": "classified",
          "label": "D"
        },
        {
          "text": "scratching",
          "label": "E"
        },
        {
          "text": "as a base",
          "label": "F"
        },
        {
          "text": "how they move",
          "label": "G"
        },
        {
          "text": "Cladistics",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "To figure out the hardness of a mineral, the Moh's scale of hardness is used.",
    "combinedfact": "the Moh's scale of hardness is used by scratching the materials",
    "formatted_question": "the Moh's scale of hardness is used by doing what to the materials (A) heating (B) tool extensions (C) protection (D) classified (E) scratching (F) as a base (G) how they move (H) Cladistics"
  },
  {
    "id": "3IFS6Q0HJIIP0E7MXYBLAF8CRT1ISL",
    "question": {
      "stem": "measuring the hardness of minerals requires doing what to them?",
      "choices": [
        {
          "text": "Trigonometry",
          "label": "A"
        },
        {
          "text": "cartilage",
          "label": "B"
        },
        {
          "text": "feedback",
          "label": "C"
        },
        {
          "text": "Cladistics",
          "label": "D"
        },
        {
          "text": "osculum",
          "label": "E"
        },
        {
          "text": "damaging",
          "label": "F"
        },
        {
          "text": "surface",
          "label": "G"
        },
        {
          "text": "treatment",
          "label": "H"
        }
      ]
    },
    "answerKey": "F",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Another type of damage is a scratch.",
    "combinedfact": "measuring the hardness of minerals requires damaging them",
    "formatted_question": "measuring the hardness of minerals requires doing what to them? (A) Trigonometry (B) cartilage (C) feedback (D) Cladistics (E) osculum (F) damaging (G) surface (H) treatment"
  },
  {
    "id": "3EJPLAJKEMF686YZQPW495FA58IZ67",
    "question": {
      "stem": "How can you get a measurement on the Moh's scale?",
      "choices": [
        {
          "text": "strength",
          "label": "A"
        },
        {
          "text": "distance",
          "label": "B"
        },
        {
          "text": "Scratching",
          "label": "C"
        },
        {
          "text": "hair growth",
          "label": "D"
        },
        {
          "text": "Cladistics",
          "label": "E"
        },
        {
          "text": "inches",
          "label": "F"
        },
        {
          "text": "changes in size",
          "label": "G"
        },
        {
          "text": "miles per hour",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Moh's scale is used to describe a mineral's hardness.",
    "combinedfact": "Getting a measurement on the Moh's scale requires scratching",
    "formatted_question": "How can you get a measurement on the Moh's scale? (A) strength (B) distance (C) Scratching (D) hair growth (E) Cladistics (F) inches (G) changes in size (H) miles per hour"
  },
  {
    "id": "37W3JXSD6674XV30LL7PTS5L9KVWYW",
    "question": {
      "stem": "what needs to be scratched to measure hardness?",
      "choices": [
        {
          "text": "nails",
          "label": "A"
        },
        {
          "text": "stoma",
          "label": "B"
        },
        {
          "text": "air",
          "label": "C"
        },
        {
          "text": "h2o",
          "label": "D"
        },
        {
          "text": "oaks",
          "label": "E"
        },
        {
          "text": "poles",
          "label": "F"
        },
        {
          "text": "weater",
          "label": "G"
        },
        {
          "text": "gems",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Most gem stones are hard minerals.",
    "combinedfact": "measuring gem hardness requires scratching them",
    "formatted_question": "what needs to be scratched to measure hardness? (A) nails (B) stoma (C) air (D) h2o (E) oaks (F) poles (G) weater (H) gems"
  },
  {
    "id": "3HYA4D452RICLOOY2BQUG0IGZ5VF2R",
    "question": {
      "stem": "A mineral is scratched in order to rank it on what scale?",
      "choices": [
        {
          "text": "stoma",
          "label": "A"
        },
        {
          "text": "properties",
          "label": "B"
        },
        {
          "text": "Mohs",
          "label": "C"
        },
        {
          "text": "attributes",
          "label": "D"
        },
        {
          "text": "eight",
          "label": "E"
        },
        {
          "text": "bone",
          "label": "F"
        },
        {
          "text": "scratch",
          "label": "G"
        },
        {
          "text": "weater",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "For ranking the hardness of minerals, the Mohs scale is generally used.",
    "combinedfact": "To rank a mineral on the Mohs scale, one must scratch it.",
    "formatted_question": "A mineral is scratched in order to rank it on what scale? (A) stoma (B) properties (C) Mohs (D) attributes (E) eight (F) bone (G) scratch (H) weater"
  },
  {
    "id": "3NG53N1RLVIZYGFHWVV02L9N2V8P8O",
    "question": {
      "stem": "What is done to a mineral to determine its place on the Moh's scale?",
      "choices": [
        {
          "text": "scratch",
          "label": "A"
        },
        {
          "text": "keratin",
          "label": "B"
        },
        {
          "text": "Laboratory",
          "label": "C"
        },
        {
          "text": "classified",
          "label": "D"
        },
        {
          "text": "treatment",
          "label": "E"
        },
        {
          "text": "surveyor",
          "label": "F"
        },
        {
          "text": "percents",
          "label": "G"
        },
        {
          "text": "as a base",
          "label": "H"
        }
      ]
    },
    "answerKey": "A",
    "fact1": "measuring the hardness of minerals requires scratching those materials",
    "fact2": "Moh's scale is used to describe a mineral's hardness.",
    "combinedfact": "Scratching a mineral is required to determine its place on Moh's scale",
    "formatted_question": "What is done to a mineral to determine its place on the Moh's scale? (A) scratch (B) keratin (C) Laboratory (D) classified (E) treatment (F) surveyor (G) percents (H) as a base"
  },
  {
    "id": "3VBEN272MKYB4N1R7ABIP3VW3AISGR",
    "question": {
      "stem": "what is a scale used for measuring?",
      "choices": [
        {
          "text": "waves",
          "label": "A"
        },
        {
          "text": "hardness",
          "label": "B"
        },
        {
          "text": "SI units",
          "label": "C"
        },
        {
          "text": "measures",
          "label": "D"
        },
        {
          "text": "intensity",
          "label": "E"
        },
        {
          "text": "fat",
          "label": "F"
        },
        {
          "text": "strength",
          "label": "G"
        },
        {
          "text": "pounds",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "a scale is used for measuring weight",
    "fact2": "All weight is in pounds.",
    "combinedfact": "a scale is used for measuring pounds",
    "formatted_question": "what is a scale used for measuring? (A) waves (B) hardness (C) SI units (D) measures (E) intensity (F) fat (G) strength (H) pounds"
  },
  {
    "id": "37U1UTWH9VLKATVW9NZP7G92MU18RL",
    "question": {
      "stem": "What can magnets be used to do?",
      "choices": [
        {
          "text": "capture prey",
          "label": "A"
        },
        {
          "text": "moving over land",
          "label": "B"
        },
        {
          "text": "feedback mechanisms",
          "label": "C"
        },
        {
          "text": "Destroy magnets",
          "label": "D"
        },
        {
          "text": "reproduce",
          "label": "E"
        },
        {
          "text": "help other species benefit",
          "label": "F"
        },
        {
          "text": "Direct a play",
          "label": "G"
        },
        {
          "text": "Determine direction",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "a compass is used for determining direction",
    "fact2": "Magnets are used in compasses.",
    "combinedfact": "magnets can be used to determine direction",
    "formatted_question": "What can magnets be used to do? (A) capture prey (B) moving over land (C) feedback mechanisms (D) Destroy magnets (E) reproduce (F) help other species benefit (G) Direct a play (H) Determine direction"
  },
  {
    "id": "3KB8R4ZV1E6CN1KPWOPNZELWSR5BGL",
    "question": {
      "stem": "What type of mercury is used to measure air pressure?",
      "choices": [
        {
          "text": "weater",
          "label": "A"
        },
        {
          "text": "lamphreys",
          "label": "B"
        },
        {
          "text": "tubular organ",
          "label": "C"
        },
        {
          "text": "Type O",
          "label": "D"
        },
        {
          "text": "Otoacoustic",
          "label": "E"
        },
        {
          "text": "the same",
          "label": "F"
        },
        {
          "text": "Elemental",
          "label": "G"
        },
        {
          "text": "marine",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "a barometer is used to measure air pressure",
    "fact2": "Uses Elemental mercury is used in thermometers, barometers, and pressure-sensing devices.",
    "combinedfact": "Elemental mercury helps measure air pressure",
    "formatted_question": "What type of mercury is used to measure air pressure? (A) weater (B) lamphreys (C) tubular organ (D) Type O (E) Otoacoustic (F) the same (G) Elemental (H) marine"
  },
  {
    "id": "3Z7ISHFUH0UTCKHNJ4T2TJB11JPZ8W",
    "question": {
      "stem": "what can safety goggles protect against?",
      "choices": [
        {
          "text": "bad weather",
          "label": "A"
        },
        {
          "text": "diphtheria",
          "label": "B"
        },
        {
          "text": "death",
          "label": "C"
        },
        {
          "text": "air pollution",
          "label": "D"
        },
        {
          "text": "Thunderstorms",
          "label": "E"
        },
        {
          "text": "Major effects",
          "label": "F"
        },
        {
          "text": "irritants",
          "label": "G"
        },
        {
          "text": "damaging",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "safety goggles are used for protecting the eyes during experiments",
    "fact2": "If the product is an eye irritant, wear goggles.",
    "combinedfact": "goggles can protect against irritants",
    "formatted_question": "what can safety goggles protect against? (A) bad weather (B) diphtheria (C) death (D) air pollution (E) Thunderstorms (F) Major effects (G) irritants (H) damaging"
  },
  {
    "id": "3X65QVEQI0MBJYQWLFIYNQWMC42CL2",
    "question": {
      "stem": "what are safety goggles used to protect during experiments?",
      "choices": [
        {
          "text": "Vibrissae",
          "label": "A"
        },
        {
          "text": "eight",
          "label": "B"
        },
        {
          "text": "weater",
          "label": "C"
        },
        {
          "text": "lamphreys",
          "label": "D"
        },
        {
          "text": "retina",
          "label": "E"
        },
        {
          "text": "h2o",
          "label": "F"
        },
        {
          "text": "hands",
          "label": "G"
        },
        {
          "text": "beakers",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "safety goggles are used for protecting the eyes during experiments",
    "fact2": "Inside the eye, at the back, is the retina.",
    "combinedfact": "safety goggles are used for protecting the retina during experiments",
    "formatted_question": "what are safety goggles used to protect during experiments? (A) Vibrissae (B) eight (C) weater (D) lamphreys (E) retina (F) h2o (G) hands (H) beakers"
  },
  {
    "id": "3A7Y0R2P2ONTR6DR9Q28LO44JUOJXG",
    "question": {
      "stem": "Sensory organs can be protected by what kind of goggles during experiments?",
      "choices": [
        {
          "text": "broken",
          "label": "A"
        },
        {
          "text": "eyes",
          "label": "B"
        },
        {
          "text": "lensless",
          "label": "C"
        },
        {
          "text": "imaginary",
          "label": "D"
        },
        {
          "text": "Mohs",
          "label": "E"
        },
        {
          "text": "Vibrissae",
          "label": "F"
        },
        {
          "text": "safety",
          "label": "G"
        },
        {
          "text": "skin",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "safety goggles are used for protecting the eyes during experiments",
    "fact2": "Eyes Eyes Eyes are probably the most important symbolic sensory organ.",
    "combinedfact": "Sensory organs can be protected by safety goggles during experiments",
    "formatted_question": "Sensory organs can be protected by what kind of goggles during experiments? (A) broken (B) eyes (C) lensless (D) imaginary (E) Mohs (F) Vibrissae (G) safety (H) skin"
  },
  {
    "id": "3MRNMEIQW55LOQWALBD97WE4YJPDL9",
    "question": {
      "stem": "What are safety goggles used for?",
      "choices": [
        {
          "text": "Stopping a vehicle",
          "label": "A"
        },
        {
          "text": "Transporting humans",
          "label": "B"
        },
        {
          "text": "protect eyes in the lab",
          "label": "C"
        },
        {
          "text": "safe driving",
          "label": "D"
        },
        {
          "text": "protect feet in the lab",
          "label": "E"
        },
        {
          "text": "protect arms in the lab",
          "label": "F"
        },
        {
          "text": "protect hair in the lab",
          "label": "G"
        },
        {
          "text": "transportation",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "safety goggles are used for protecting the eyes during experiments",
    "fact2": "Lab experiments are group projects.",
    "combinedfact": "Safety goggles are used to protect the eyes in the lab.",
    "formatted_question": "What are safety goggles used for? (A) Stopping a vehicle (B) Transporting humans (C) protect eyes in the lab (D) safe driving (E) protect feet in the lab (F) protect arms in the lab (G) protect hair in the lab (H) transportation"
  },
  {
    "id": "3BWI6RSP7G8R1BL8DCNJU9EOD46E7B",
    "question": {
      "stem": "What are used for protecting the pupils during experiments?",
      "choices": [
        {
          "text": "specialized",
          "label": "A"
        },
        {
          "text": "safety gloves",
          "label": "B"
        },
        {
          "text": "safety goggles",
          "label": "C"
        },
        {
          "text": "safe operation",
          "label": "D"
        },
        {
          "text": "lamphreys",
          "label": "E"
        },
        {
          "text": "Chemicals",
          "label": "F"
        },
        {
          "text": "chemical messengers",
          "label": "G"
        },
        {
          "text": "safety suit",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "safety goggles are used for protecting the eyes during experiments",
    "fact2": "Larger pupil and larger corneas permit more light to enter the eye.",
    "combinedfact": "safety goggles are used for protecting the pupils during experiments",
    "formatted_question": "What are used for protecting the pupils during experiments? (A) specialized (B) safety gloves (C) safety goggles (D) safe operation (E) lamphreys (F) Chemicals (G) chemical messengers (H) safety suit"
  },
  {
    "id": "3R6P78PK7KACJNE6WAG8Z8RI5TQTGB",
    "question": {
      "stem": "What with sideshields are recommended for protecting the eyes during experiments?",
      "choices": [
        {
          "text": "walls",
          "label": "A"
        },
        {
          "text": "Vibrissae",
          "label": "B"
        },
        {
          "text": "several",
          "label": "C"
        },
        {
          "text": "hats",
          "label": "D"
        },
        {
          "text": "lamphreys",
          "label": "E"
        },
        {
          "text": "calibrated",
          "label": "F"
        },
        {
          "text": "glasses",
          "label": "G"
        },
        {
          "text": "barriers",
          "label": "H"
        }
      ]
    },
    "answerKey": "G",
    "fact1": "safety goggles are used for protecting the eyes during experiments",
    "fact2": "Goggles or safety glasses with sideshields are recommended.",
    "combinedfact": "glasses with sideshields are recommended for protecting the eyes during experiments",
    "formatted_question": "What with sideshields are recommended for protecting the eyes during experiments? (A) walls (B) Vibrissae (C) several (D) hats (E) lamphreys (F) calibrated (G) glasses (H) barriers"
  },
  {
    "id": "3X87C8JFV6A2HCV5A6GUJHZY4Z2SQW",
    "question": {
      "stem": "Why does it get colder when volcanic ash is in the air?",
      "choices": [
        {
          "text": "the rate of travel",
          "label": "A"
        },
        {
          "text": "With feedback loops",
          "label": "B"
        },
        {
          "text": "It's inherited from genes",
          "label": "C"
        },
        {
          "text": "negative feedback",
          "label": "D"
        },
        {
          "text": "It blocks the sun",
          "label": "E"
        },
        {
          "text": "Volcanos are cold",
          "label": "F"
        },
        {
          "text": "It makes it rain",
          "label": "G"
        },
        {
          "text": "It helps the sun shine",
          "label": "H"
        }
      ]
    },
    "answerKey": "E",
    "fact1": "volcanic ash in the atmosphere decreases the temperature by blocking the sun",
    "fact2": "Volcanic ash spewed into the atmosphere can block part of the sun's radiation, cooling the air.",
    "combinedfact": "Volcanic ash blocks the sun and cools the air",
    "formatted_question": "Why does it get colder when volcanic ash is in the air? (A) the rate of travel (B) With feedback loops (C) It's inherited from genes (D) negative feedback (E) It blocks the sun (F) Volcanos are cold (G) It makes it rain (H) It helps the sun shine"
  },
  {
    "id": "3DHE4R9OCWAIZOKTDVWCYLISEYO2GC",
    "question": {
      "stem": "How does volcanic ash in the air around the earth decrease the temperature?",
      "choices": [
        {
          "text": "mild heating process",
          "label": "A"
        },
        {
          "text": "blocking the sun",
          "label": "B"
        },
        {
          "text": "magnifying the light",
          "label": "C"
        },
        {
          "text": "heated by the sun",
          "label": "D"
        },
        {
          "text": "friction",
          "label": "E"
        },
        {
          "text": "after the snow melts",
          "label": "F"
        },
        {
          "text": "leaving the atmosphere",
          "label": "G"
        },
        {
          "text": "solidifying in the air",
          "label": "H"
        }
      ]
    },
    "answerKey": "B",
    "fact1": "volcanic ash in the atmosphere decreases the temperature by blocking the sun",
    "fact2": "Atmosphere is the air around an object in space.",
    "combinedfact": "volcanic ash in the air around the earth decreases the temperature by blocking the sun",
    "formatted_question": "How does volcanic ash in the air around the earth decrease the temperature? (A) mild heating process (B) blocking the sun (C) magnifying the light (D) heated by the sun (E) friction (F) after the snow melts (G) leaving the atmosphere (H) solidifying in the air"
  },
  {
    "id": "34S6N1K2ZVI2061C77WZYHT2M6FHL5",
    "question": {
      "stem": "what prevents injury by forming protective plates over the ends of the fingers?",
      "choices": [
        {
          "text": "Cartilage",
          "label": "A"
        },
        {
          "text": "keratin",
          "label": "B"
        },
        {
          "text": "lamphreys",
          "label": "C"
        },
        {
          "text": "protection",
          "label": "D"
        },
        {
          "text": "bone",
          "label": "E"
        },
        {
          "text": "broken bones",
          "label": "F"
        },
        {
          "text": "weathering",
          "label": "G"
        },
        {
          "text": "water vapor",
          "label": "H"
        }
      ]
    },
    "answerKey": "B",
    "fact1": "Fingernails prevent injury by forming protective plates over the ends of the fingers.",
    "fact2": "Fingernails are also made of keratin.",
    "combinedfact": "keratin prevents injury by forming protecting plates over the ends of the fingers",
    "formatted_question": "what prevents injury by forming protective plates over the ends of the fingers? (A) Cartilage (B) keratin (C) lamphreys (D) protection (E) bone (F) broken bones (G) weathering (H) water vapor"
  },
  {
    "id": "3PS7W85Z8Z1X4DRYI4AY7R5VYO1T93",
    "question": {
      "stem": "Something that prevents injury by forming protective plates is made of what?",
      "choices": [
        {
          "text": "Hair",
          "label": "A"
        },
        {
          "text": "Protein",
          "label": "B"
        },
        {
          "text": "Skin",
          "label": "C"
        },
        {
          "text": "mineral",
          "label": "D"
        },
        {
          "text": "Rock",
          "label": "E"
        },
        {
          "text": "iron oxide",
          "label": "F"
        },
        {
          "text": "a metal",
          "label": "G"
        },
        {
          "text": "Keratin",
          "label": "H"
        }
      ]
    },
    "answerKey": "H",
    "fact1": "Fingernails prevent injury by forming protective plates over the ends of the fingers.",
    "fact2": "Fingernails are also made of keratin.",
    "combinedfact": "Something made of keratin prevents injury by forming protective plates",
    "formatted_question": "Something that prevents injury by forming protective plates is made of what? (A) Hair (B) Protein (C) Skin (D) mineral (E) Rock (F) iron oxide (G) a metal (H) Keratin"
  },
  {
    "id": "39LOEL67OS4SRRAUYXYTPI6MKJR83X",
    "question": {
      "stem": "What forming over the ends of fingers prevents injury?",
      "choices": [
        {
          "text": "tissue",
          "label": "A"
        },
        {
          "text": "keratin",
          "label": "B"
        },
        {
          "text": "hairs",
          "label": "C"
        },
        {
          "text": "needles",
          "label": "D"
        },
        {
          "text": "shells",
          "label": "E"
        },
        {
          "text": "bone",
          "label": "F"
        },
        {
          "text": "Cartilage",
          "label": "G"
        },
        {
          "text": "tiny hairs",
          "label": "H"
        }
      ]
    },
    "answerKey": "B",
    "fact1": "Fingernails prevent injury by forming protective plates over the ends of the fingers.",
    "fact2": "Fingernails are also made of keratin.",
    "combinedfact": "Keratin forming over the ends of fingers prevents injury",
    "formatted_question": "What forming over the ends of fingers prevents injury? (A) tissue (B) keratin (C) hairs (D) needles (E) shells (F) bone (G) Cartilage (H) tiny hairs"
  },
  {
    "id": "3AAPLD8UCCGQJJ9HGGYQK83JHBRTHV",
    "question": {
      "stem": "What prevents injury by forming protective plates over the ends of the fingers?",
      "choices": [
        {
          "text": "bone",
          "label": "A"
        },
        {
          "text": "vorticella",
          "label": "B"
        },
        {
          "text": "keratin",
          "label": "C"
        },
        {
          "text": "protection",
          "label": "D"
        },
        {
          "text": "lamphreys",
          "label": "E"
        },
        {
          "text": "Cartilage",
          "label": "F"
        },
        {
          "text": "skin",
          "label": "G"
        },
        {
          "text": "water",
          "label": "H"
        }
      ]
    },
    "answerKey": "C",
    "fact1": "Fingernails prevent injury by forming protective plates over the ends of the fingers.",
    "fact2": "Fingernails are also made of keratin.",
    "combinedfact": "keratin prevents injury by forming protective plates over the ends of the fingers.",
    "formatted_question": "What prevents injury by forming protective plates over the ends of the fingers? (A) bone (B) vorticella (C) keratin (D) protection (E) lamphreys (F) Cartilage (G) skin (H) water"
  },
  {
    "id": "3X73LLYYQ1DSO64XJKCEB9XRT3QNHU",
    "question": {
      "stem": "Protective plates over the ends of the fingers are made of what?",
      "choices": [
        {
          "text": "keratin",
          "label": "A"
        },
        {
          "text": "tissue",
          "label": "B"
        },
        {
          "text": "a metal",
          "label": "C"
        },
        {
          "text": "bone",
          "label": "D"
        },
        {
          "text": "iron oxide",
          "label": "E"
        },
        {
          "text": "tiny hairs",
          "label": "F"
        },
        {
          "text": "antigens",
          "label": "G"
        },
        {
          "text": "Cartilage",
          "label": "H"
        }
      ]
    },
    "answerKey": "A",
    "fact1": "Fingernails prevent injury by forming protective plates over the ends of the fingers.",
    "fact2": "Fingernails are also made of keratin.",
    "combinedfact": "protective plates over the ends of the fingers are made of keratin",
    "formatted_question": "Protective plates over the ends of the fingers are made of what? (A) keratin (B) tissue (C) a metal (D) bone (E) iron oxide (F) tiny hairs (G) antigens (H) Cartilage"
  }
]