id stringlengths 2 7 | question dict | fact1 stringlengths 13 150 ⌀ | humanScore stringclasses 4
values | clarity stringclasses 29
values | turkIdAnonymized stringclasses 83
values | answerKey stringclasses 4
values |
|---|---|---|---|---|---|---|
9-1142 | {
"stem": "Eating and digesting a large meal is guaranteed to produce",
"choices": [
{
"text": "disease",
"label": "A"
},
{
"text": "fecal matter",
"label": "B"
},
{
"text": "fuel",
"label": "C"
},
{
"text": "fertilizer",
"label": "D"
}... | processes sometimes produce waste products | 0.80 | 1.60 | dc78319bb0 | B |
7-926 | {
"stem": "Canyons are generally old, huge, and breathtaking and are",
"choices": [
{
"text": "brimming to full with sand",
"label": "A"
},
{
"text": "filled with local wildlife",
"label": "B"
},
{
"text": "dirty and muddy inside",
"label": "C"
},
{
... | a canyon is made of rocks | 0.80 | 1.00 | b356d338b7 | D |
7-721 | {
"stem": "If a room is going to be humid, or dry, depends on how much water vapor is in the air, so if a room wants to be humid",
"choices": [
{
"text": "run a bath",
"label": "A"
},
{
"text": "use a dehumidifier",
"label": "B"
},
{
"text": "open a window",
"... | humidity is the amount of water vapor in the air | 0.80 | 1.40 | b356d338b7 | A |
9-180 | {
"stem": "What impacts an objects ability to reflect light?",
"choices": [
{
"text": "color pallete",
"label": "A"
},
{
"text": "weights",
"label": "B"
},
{
"text": "height",
"label": "C"
},
{
"text": "smell",
"label": "D"
}
]
} | as lightness in color of an object increases , the ability of that object to reflect light will increase | 1.00 | 2.00 | 1e6dc77bb6 | A |
9-1013 | {
"stem": "which of these would make an ideal object to drive in with a hammer?",
"choices": [
{
"text": "an iron nail",
"label": "A"
},
{
"text": "a metal nail",
"label": "B"
},
{
"text": "a steel nail",
"label": "C"
},
{
"text": "all of these",... | iron nails are made of iron | 1.00 | 1.00 | cf7109905e | D |
9-601 | {
"stem": "local plant varieties are the best for improving the local",
"choices": [
{
"text": "social status",
"label": "A"
},
{
"text": "environs",
"label": "B"
},
{
"text": "satellite reception",
"label": "C"
},
{
"text": "future",
"labe... | planting native plants has a positive impact on an ecosystem | 1.00 | 2.00 | dc78319bb0 | B |
370 | {
"stem": "Electricity sent through a conductor",
"choices": [
{
"text": "halts the functioning of the conductor",
"label": "A"
},
{
"text": "moves like traffic through a green light",
"label": "B"
},
{
"text": "causes fire to flow through the conductor",
"lab... | sending electricity through a conductor causes electricity to flow through that conductor | 0.80 | 1.40 | a8ecf6eaeb | B |
9-1077 | {
"stem": "The sun is a source of which, first and foremost?",
"choices": [
{
"text": "Light",
"label": "A"
},
{
"text": "Energy",
"label": "B"
},
{
"text": "Heat",
"label": "C"
},
{
"text": "Nutrients)",
"label": "D"
}
]
} | the sun is a source of light called sunlight | 1.00 | 1.80 | 6fcf2544e8 | A |
9-372 | {
"stem": "Where in the world will a person have the smallest shadow at noon?",
"choices": [
{
"text": "the arctic circle",
"label": "A"
},
{
"text": "the south pole",
"label": "B"
},
{
"text": "the north pole",
"label": "C"
},
{
"text": "near th... | as a source of light moves directly overhead of an object , the size of the shadow of that object will decrease | 1.00 | 1.60 | 3c248b4dc4 | D |
9-1091 | {
"stem": "Oil is a source of a material used for an object with",
"choices": [
{
"text": "wood planks",
"label": "A"
},
{
"text": "cardboard",
"label": "B"
},
{
"text": "a large stone",
"label": "C"
},
{
"text": "wheels",
"label": "D"
... | oil is a source of gasoline | 1.00 | 1.60 | 7189327f06 | D |
8-289 | {
"stem": "A magnet would attract a",
"choices": [
{
"text": "Wooden hairbrush",
"label": "A"
},
{
"text": "Oranges",
"label": "B"
},
{
"text": "Glassware",
"label": "C"
},
{
"text": "Zippers",
"label": "D"
}
]
} | a magnet attracts ferromagnetic metals through magnetism | 1.00 | 2.00 | cee82219a0 | D |
9-527 | {
"stem": "What sort of habitat would living things live in?",
"choices": [
{
"text": "A habitat with plenty of water",
"label": "A"
},
{
"text": "A habitat with varying weather",
"label": "B"
},
{
"text": "A habitat that most animals choose",
"label": "C"
... | when a habitat can support living things , living things can live in that habitat | 1.00 | 0.50 | 32910e3c71 | A |
9-599 | {
"stem": "A person finishes drinking a bottle of water and notices that at the bottom of the bottle is a small symbol, consisting of three arrows in a triangular shape. This symbol tells the person that they should",
"choices": [
{
"text": "have it reprocessed",
"label": "A"
},
{
"tex... | recyclable means a material can be recycled | 0.80 | 1.40 | b356d338b7 | A |
7-958 | {
"stem": "In order to better understand the world around us, specialists",
"choices": [
{
"text": "watch several educational programs",
"label": "A"
},
{
"text": "discuss topics with laymen",
"label": "B"
},
{
"text": "inspect, note, and consider",
"label": "... | scientists make observations | 0.80 | 0.80 | b356d338b7 | C |
9-17 | {
"stem": "A woman leaves some meat on the counter, and bacteria begins to quickly grow on the surface. This bacteria may cause",
"choices": [
{
"text": "turned food",
"label": "A"
},
{
"text": "growing beans",
"label": "B"
},
{
"text": "sticky toffee",
"label... | microorganisms cause food to spoil | 1.00 | 1.80 | b356d338b7 | A |
9-256 | {
"stem": "Stars appear in different areas in the sky at different times of year due to what?",
"choices": [
{
"text": "Earths Rotation",
"label": "A"
},
{
"text": "Changing Weather",
"label": "B"
},
{
"text": "Suns Rotation",
"label": "C"
},
{
"... | the Earth revolving around the sun causes stars to appear in different areas in the sky at different times of year | 1.00 | 1.50 | 6fcf2544e8 | A |
826 | {
"stem": "Corn can sometimes",
"choices": [
{
"text": "be grown in arctic environments",
"label": "A"
},
{
"text": "be used as kindling",
"label": "B"
},
{
"text": "fuel a steam locomotive",
"label": "C"
},
{
"text": "fuel an economy car",
... | ethanol sometimes is made of corn | 1.00 | 1.60 | a8ecf6eaeb | D |
9-831 | {
"stem": "strumming a string can cause what type of wave?",
"choices": [
{
"text": "Tidal",
"label": "A"
},
{
"text": "Pressure",
"label": "B"
},
{
"text": "Light",
"label": "C"
},
{
"text": "Dark",
"label": "D"
}
]
} | strumming a string can cause that string to vibrate | 1.00 | 1.80 | 651694b83b | B |
7-563 | {
"stem": "Coral is a type of living organism which can be identified in",
"choices": [
{
"text": "only in the pacific ocean",
"label": "A"
},
{
"text": "saltwater locations that are open",
"label": "B"
},
{
"text": "any where with liquid",
"label": "C"
},... | coral lives in the ocean | 1.00 | 1.40 | b356d338b7 | B |
7-56 | {
"stem": "Having reliable plant sources in a field, a rabbit may react by",
"choices": [
{
"text": "having larger litters",
"label": "A"
},
{
"text": "finding a mate",
"label": "B"
},
{
"text": "eating more food",
"label": "C"
},
{
"text": "find... | as the number of sources of food increase in an environment , the population of the organisms will increase in that environment | 0.80 | 1.00 | b356d338b7 | A |
9-459 | {
"stem": "The layer of material on the bottom of the Snake River was put there by what?",
"choices": [
{
"text": "fish swimming",
"label": "A"
},
{
"text": "weather related degradation",
"label": "B"
},
{
"text": "global warming",
"label": "C"
},
{
... | sediment is formed by weathering | 0.80 | 1.60 | 52dbc5c7af | B |
723 | {
"stem": "Which converts carbon dioxide, water, and solar energy into oxygen?",
"choices": [
{
"text": "chrysanthemum",
"label": "A"
},
{
"text": "mistletoe",
"label": "B"
},
{
"text": "mushroom",
"label": "C"
},
{
"text": "mole",
"label":... | photosynthesis means green plants convert from carbon dioxide, water, and solar energy into oxygen for themselves | 0.80 | 1.40 | be7a45e47c | A |
9-841 | {
"stem": "December is in the summer in what",
"choices": [
{
"text": "the southern part of cities",
"label": "A"
},
{
"text": "the northern part of Earth",
"label": "B"
},
{
"text": "the southern part of the third rock",
"label": "C"
},
{
"text"... | December is during the summer in the southern hemisphere | 0.80 | 1.60 | 0d935542d3 | C |
7-940 | {
"stem": "Trembling muscles spasms in animals can be caused in party by",
"choices": [
{
"text": "temperature in single digits",
"label": "A"
},
{
"text": "temperatures in triple digits",
"label": "B"
},
{
"text": "finding the right temperatures",
"label": "C... | cool temperatures cause animals to shiver | 1.00 | 1.60 | b356d338b7 | A |
1386 | {
"stem": "The number of lines found in a tree bore will tell you?",
"choices": [
{
"text": "variety",
"label": "A"
},
{
"text": "sturdiness",
"label": "B"
},
{
"text": "the age",
"label": "C"
},
{
"text": "the height",
"label": "D"
}
... | the number of rings in a tree trunk can be used to estimate the age of the tree | 1.00 | 1.60 | 123d66ccd7 | C |
1302 | {
"stem": "Hummingbirds take what with them",
"choices": [
{
"text": "Bees",
"label": "A"
},
{
"text": "energy",
"label": "B"
},
{
"text": "Pollen",
"label": "C"
},
{
"text": "Honey",
"label": "D"
}
]
} | when pollen sticks to a hummingbird , that pollen will move to where the hummingbird moves | 1.00 | 2.00 | cee82219a0 | C |
7-249 | {
"stem": "To naturally increase the amount of organic matter in soil add",
"choices": [
{
"text": "fungi",
"label": "A"
},
{
"text": "sunflowers",
"label": "B"
},
{
"text": "trees",
"label": "C"
},
{
"text": "voles",
"label": "D"
}
]... | decomposition increases amount of organic matter in soil | 0.80 | 1.00 | a8ecf6eaeb | A |
8-339 | {
"stem": "Peat is an important factor when",
"choices": [
{
"text": "Driving a new car",
"label": "A"
},
{
"text": "Putting a fresh raspberry seed in soil",
"label": "B"
},
{
"text": "Taking the temperature for the day",
"label": "C"
},
{
"text"... | being burried under soil and mud changes peat into coal through extreme heat and pressure in a swamp over a long period of time | 1.00 | 2.00 | cee82219a0 | B |
9-96 | {
"stem": "When a bird is living in a certain segment of the world, it can become part of that environment along with predators and food sources, the process being called what?",
"choices": [
{
"text": "animals reproduce",
"label": "A"
},
{
"text": "preyed upon",
"label": "B"
... | living in an environment causes an organism to adapt to that environment | 1.00 | 1.60 | 52dbc5c7af | C |
1640 | {
"stem": "Chimpanzees dig for insects with sticks; what is another example of using tools?",
"choices": [
{
"text": "birds using twigs to build nests",
"label": "A"
},
{
"text": "otters using rocks to open clams",
"label": "B"
},
{
"text": "anteaters using their to... | An example of using tools is a chimpanzee digging for insects with a stick | 0.80 | 2.00 | b356d338b7 | B |
7-530 | {
"stem": "Carbon dioxide exists where it does because",
"choices": [
{
"text": "humans expel it",
"label": "A"
},
{
"text": "deer eat it",
"label": "B"
},
{
"text": "birds use it",
"label": "C"
},
{
"text": "trees absorb it",
"label": "D"
... | carbon dioxide can be found in the air | 1.00 | 1.40 | b356d338b7 | A |
1034 | {
"stem": "What covers over 90% of the Earth's surface and 0% of the moon's surface",
"choices": [
{
"text": "a magnesium iron silicate mineral",
"label": "A"
},
{
"text": "chemical element with the symbol S",
"label": "B"
},
{
"text": "the element with the symbol F... | the moon does not contain water | 1.00 | 1.60 | a8ecf6eaeb | D |
753 | {
"stem": "Why do berries exist?",
"choices": [
{
"text": "reproducing",
"label": "A"
},
{
"text": "food for animals",
"label": "B"
},
{
"text": "growth",
"label": "C"
},
{
"text": "food storage",
"label": "D"
}
]
} | a berry contains seeds | 0.80 | 1.60 | 64d9056837 | A |
84 | {
"stem": "The biggest things on the moon are",
"choices": [
{
"text": "space stations",
"label": "A"
},
{
"text": "alien life forms",
"label": "B"
},
{
"text": "craters",
"label": "C"
},
{
"text": "moon rocks",
"label": "D"
}
]
} | the lunar surface contains many craters | 1.00 | 2.00 | 7189327f06 | C |
183 | {
"stem": "Which set of animals don't compete for food?",
"choices": [
{
"text": "dolphin and fish",
"label": "A"
},
{
"text": "hyena and bear",
"label": "B"
},
{
"text": "whale and cat",
"label": "C"
},
{
"text": "eagle and raven",
"label"... | if two animals have the same food source then those two animals compete for food | 1.00 | 1.60 | be7a45e47c | C |
9-1157 | {
"stem": "will a glacier travel at greater speeds than a sea going vessel?",
"choices": [
{
"text": "maybe it moves faster",
"label": "A"
},
{
"text": "this is likely to be false",
"label": "B"
},
{
"text": "all of these",
"label": "C"
},
{
"tex... | a glacier moves slowly | 0.80 | 1.60 | cf7109905e | B |
7-1027 | {
"stem": "Something that shows that the earth changes is",
"choices": [
{
"text": "a city where a tree was",
"label": "A"
},
{
"text": "a lake where a tree was",
"label": "B"
},
{
"text": "a tree where a bird was",
"label": "C"
},
{
"text": "a p... | An example of a change in the Earth is an ocean becoming a wooded area | 0.80 | 0.60 | b356d338b7 | B |
7-1199 | {
"stem": "A lot of people think that volcanoes may only exist in tall mountains that tower above us, but a lot of volcanoes",
"choices": [
{
"text": "fall into the oceans",
"label": "A"
},
{
"text": "are water leaking volcanoes",
"label": "B"
},
{
"text": "erupt in... | volcanoes are often found under oceans | 1.00 | 1.40 | b356d338b7 | D |
7-281 | {
"stem": "A car slowed down because of",
"choices": [
{
"text": "bad brakes",
"label": "A"
},
{
"text": "the engine size",
"label": "B"
},
{
"text": "the wind",
"label": "C"
},
{
"text": "the steering wheel",
"label": "D"
}
]
} | a force acting on an object in the opposite direction that the object is moving can cause that object 's speed to decrease in a forward motion | 0.80 | 1.60 | 7189327f06 | C |
8-262 | {
"stem": "The lights were turned off in a room, who could find the light switch?",
"choices": [
{
"text": "Mice",
"label": "A"
},
{
"text": "Elephants",
"label": "B"
},
{
"text": "Raccoons",
"label": "C"
},
{
"text": "Hamsters",
"label": "... | raccoons eat waste | 0.80 | 1.00 | cee82219a0 | C |
8-413 | {
"stem": "slope is a measure of the difference in elevation from the top to the base of a",
"choices": [
{
"text": "penny",
"label": "A"
},
{
"text": "tower",
"label": "B"
},
{
"text": "pyramid",
"label": "C"
},
{
"text": "box",
"label": "... | slope is a measure of the difference in elevation between one part of the land and another part of the land | 1.00 | 2.00 | dc78319bb0 | C |
7-568 | {
"stem": "In a zoo, a polar bear exhibit will contain",
"choices": [
{
"text": "salt",
"label": "A"
},
{
"text": "cacti",
"label": "B"
},
{
"text": "strong fans",
"label": "C"
},
{
"text": "sand",
"label": "D"
}
]
} | a polar bear requires a cold environment | 1.00 | 1.40 | b356d338b7 | C |
1167 | {
"stem": "Precipitation sometimes leads to",
"choices": [
{
"text": "mountains",
"label": "A"
},
{
"text": "earthquakes",
"label": "B"
},
{
"text": "volcanoes",
"label": "C"
},
{
"text": "caves",
"label": "D"
}
]
} | precipitation is when rain fall from clouds to the Earth | 1.00 | 1.60 | 7189327f06 | D |
9-355 | {
"stem": "When the scientist finally completed his new invention he thanked his",
"choices": [
{
"text": "powers of observation",
"label": "A"
},
{
"text": "lucky stars",
"label": "B"
},
{
"text": "mother",
"label": "C"
},
{
"text": "grandmother... | scientists make observations | 0.80 | 1.20 | 0317ce7c33 | A |
852 | {
"stem": "When the game console's power cable was attached to the wall, electricity ended up in",
"choices": [
{
"text": "the plug",
"label": "A"
},
{
"text": "the power cable",
"label": "B"
},
{
"text": "the wall",
"label": "C"
},
{
"text": "th... | sending electricity through a conductor causes electricity to flow through that conductor | 0.80 | 1.40 | 7189327f06 | D |
9-695 | {
"stem": "Some birds have scooped beaks, but others have sharp beaks such as",
"choices": [
{
"text": "peregrine falcons",
"label": "A"
},
{
"text": "pelicans",
"label": "B"
},
{
"text": "toucans",
"label": "C"
},
{
"text": "snakes",
"labe... | sharp beaks are a kind of adaptation for catching prey | 0.80 | 2.00 | b356d338b7 | A |
7-21 | {
"stem": "People commonly have bad reactions to what they get from a",
"choices": [
{
"text": "discount store",
"label": "A"
},
{
"text": "lawyer",
"label": "B"
},
{
"text": "catalog",
"label": "C"
},
{
"text": "pharmacy",
"label": "D"
... | medicine can cause people to have bad reactions | 0.80 | 1.20 | 7189327f06 | D |
7-406 | {
"stem": "What happens to body water when animal activity rises",
"choices": [
{
"text": "the water decreases",
"label": "A"
},
{
"text": "it stays same",
"label": "B"
},
{
"text": "the water increases",
"label": "C"
},
{
"text": "the water hard... | as the activity of an animal increases , the amount of water in an animal 's body in that environment will decrease | 0.80 | 0.80 | cf7109905e | A |
7-617 | {
"stem": "More carbon dioxide is in the air in the past decade than ever before, probably because",
"choices": [
{
"text": "more cattle produced",
"label": "A"
},
{
"text": "more plant life",
"label": "B"
},
{
"text": "human population increased",
"label": "C... | carbon dioxide concentrations in the air have increased over the last decade dramatically | 0.80 | 1.40 | b356d338b7 | C |
585 | {
"stem": "What slows down the transfer of heat?",
"choices": [
{
"text": "a wooden wall",
"label": "A"
},
{
"text": "the wind",
"label": "B"
},
{
"text": "the sun",
"label": "C"
},
{
"text": "light rays",
"label": "D"
}
]
} | a thermal insulator slows the transfer of heat | 0.80 | 1.60 | aa09d86217 | A |
7-948 | {
"stem": "Whether a rainstorm, snow, or hail, humanity can find a way to escape it by",
"choices": [
{
"text": "restoring old city streets",
"label": "A"
},
{
"text": "creating a protected space",
"label": "B"
},
{
"text": "building a large community",
"label... | shelter can protect humans from weather | 0.80 | 1.40 | b356d338b7 | B |
7-340 | {
"stem": "In a strong tempest, a large boulder may be",
"choices": [
{
"text": "broken",
"label": "A"
},
{
"text": "smoothed",
"label": "B"
},
{
"text": "sharpened",
"label": "C"
},
{
"text": "stained",
"label": "D"
}
]
} | wind and rain cause erosion | 1.00 | 1.00 | b356d338b7 | B |
7-344 | {
"stem": "The way that electrical conductors works in ways such as",
"choices": [
{
"text": "sticking a plug into an outlet to power a microwave",
"label": "A"
},
{
"text": "turning on a coffee pot in the morning",
"label": "B"
},
{
"text": "making sure that a hair... | when an electrical conductor is plugged into an outlet , a circuit is completed | 0.80 | 0.60 | b356d338b7 | A |
7-557 | {
"stem": "When wheels are squealing on a blacktop, friction",
"choices": [
{
"text": "works against motion",
"label": "A"
},
{
"text": "stops motion",
"label": "B"
},
{
"text": "removes forward motion",
"label": "C"
},
{
"text": "makes things ro... | friction acts to counter the motion of two objects when their surfaces are touching | 0.80 | 1.60 | b356d338b7 | A |
9-1189 | {
"stem": "Breaking a vase changes its",
"choices": [
{
"text": "center of gravity",
"label": "A"
},
{
"text": "shape and mass",
"label": "B"
},
{
"text": "chemical composition",
"label": "C"
},
{
"text": "speed",
"label": "D"
}
]
} | breaking down an object changes that object 's shape and mass | 1.00 | 1.60 | 7c933a44d8 | B |
9-936 | {
"stem": "When looking for a good renewable resource in order to avoid wasting anything that will eventually run out, a man decides to use",
"choices": [
{
"text": "colored pencils",
"label": "A"
},
{
"text": "snow cones",
"label": "B"
},
{
"text": "murky river flu... | a renewable resource can be renewed | 0.80 | 0.40 | b356d338b7 | C |
7-713 | {
"stem": "A consequence of polluting could be that",
"choices": [
{
"text": "fish become inedible",
"label": "A"
},
{
"text": "water tastes gross",
"label": "B"
},
{
"text": "papers report it",
"label": "C"
},
{
"text": "trash is overflowing",
... | polluting means something poisonous is added to an environment causing harm to the environment | 1.00 | 1.00 | b356d338b7 | A |
7-1014 | {
"stem": "the top layer of soil contains the most nutrients where I",
"choices": [
{
"text": "hike",
"label": "A"
},
{
"text": "wade",
"label": "B"
},
{
"text": "jog",
"label": "C"
},
{
"text": "skate",
"label": "D"
}
]
} | the top layer of soil contains the most nutrients | 0.80 | 1.40 | fd3aeffe8c | A |
8-242 | {
"stem": "A cacti is basically an enormous stem, which means that",
"choices": [
{
"text": "it can be drunk from",
"label": "A"
},
{
"text": "it is very thin",
"label": "B"
},
{
"text": "it holds up bright green leaves",
"label": "C"
},
{
"text"... | a stem is used to store water by some plants | 1.00 | 1.50 | b356d338b7 | A |
7-588 | {
"stem": "Without reliable sources of food or water",
"choices": [
{
"text": "creatures experience some suffering",
"label": "A"
},
{
"text": "animals must make their own",
"label": "B"
},
{
"text": "dogs will need to be fed",
"label": "C"
},
{
... | loss of resources has a negative impact on the organisms in an area | 1.00 | 0.80 | b356d338b7 | A |
9-985 | {
"stem": "An echo is produced by what type of reflection of sound source?",
"choices": [
{
"text": "Direct",
"label": "A"
},
{
"text": "Distant",
"label": "B"
},
{
"text": "Varied",
"label": "C"
},
{
"text": "Single",
"label": "D"
}
... | when a sound is produced inside of a room , there is sometimes an echo after the sound | 0.80 | 1.80 | 6fcf2544e8 | D |
9-968 | {
"stem": "if food has lack of immediate use for energy then it will",
"choices": [
{
"text": "be discarded immediately",
"label": "A"
},
{
"text": "kept for later",
"label": "B"
},
{
"text": "left to rot",
"label": "C"
},
{
"text": "be thrown up... | if food is not immediately used by the body for energy then that food will be stored for future use | 1.00 | 1.00 | 0d935542d3 | B |
8-275 | {
"stem": "Puerto Rico experienced many landslides due to Hurricane Maria in",
"choices": [
{
"text": "2017",
"label": "A"
},
{
"text": "2015",
"label": "B"
},
{
"text": "2012",
"label": "C"
},
{
"text": "2009",
"label": "D"
}
]
} | storms can cause a landslide | 1.00 | 2.00 | 474293f37c | A |
7-285 | {
"stem": "What item's housing is made of metal?",
"choices": [
{
"text": "butter",
"label": "A"
},
{
"text": "cola",
"label": "B"
},
{
"text": "tea",
"label": "C"
},
{
"text": "syrup",
"label": "D"
}
]
} | a soda can is made of aluminum | 0.80 | 1.20 | 4f97a31b22 | B |
663 | {
"stem": "Deserts, Jungles, and Oceans have many different",
"choices": [
{
"text": "organisms",
"label": "A"
},
{
"text": "fish",
"label": "B"
},
{
"text": "trees",
"label": "C"
},
{
"text": "grasses",
"label": "D"
}
]
} | an ecosystem contains a large community of living organisms in a particular place | 1.00 | 1.00 | 7189327f06 | A |
7-701 | {
"stem": "If a glacier going past a dock brushed up against some large boulders there, the stones would",
"choices": [
{
"text": "have gouges",
"label": "A"
},
{
"text": "have stains",
"label": "B"
},
{
"text": "be frozen",
"label": "C"
},
{
"te... | glaciers cause scratches in rocks | 1.00 | 1.40 | b356d338b7 | A |
9-1131 | {
"stem": "Air is considered to be a vehicle for..?",
"choices": [
{
"text": "Light",
"label": "A"
},
{
"text": "Wind",
"label": "B"
},
{
"text": "Speed",
"label": "C"
},
{
"text": "Sound",
"label": "D"
}
]
} | air is a vehicle for sound | 1.00 | 1.60 | 6fcf2544e8 | D |
7-670 | {
"stem": "The removal of trees may cause damage to ecosystems such as",
"choices": [
{
"text": "cities",
"label": "A"
},
{
"text": "jungles",
"label": "B"
},
{
"text": "fields",
"label": "C"
},
{
"text": "oceans",
"label": "D"
}
]
} | cutting down trees has a negative impact on an organisms living in an ecosystem | 0.80 | 1.80 | b356d338b7 | B |
9-173 | {
"stem": "When a wolf is buried what will happen to other wolves?",
"choices": [
{
"text": "small change",
"label": "A"
},
{
"text": "learn to fly",
"label": "B"
},
{
"text": "less of them",
"label": "C"
},
{
"text": "more of them",
"label... | if an organism dies then the population of that organism will decrease | 0.80 | 1.00 | 0317ce7c33 | C |
9-1035 | {
"stem": "A fundamental feature of all life produces",
"choices": [
{
"text": "offspring",
"label": "A"
},
{
"text": "auroras",
"label": "B"
},
{
"text": "magnetism",
"label": "C"
},
{
"text": "organisms",
"label": "D"
}
]
} | reproduction produces offspring | 1.00 | 1.40 | 7c933a44d8 | A |
1248 | {
"stem": "What part of the backyard is cooler than the other parts?",
"choices": [
{
"text": "the part by the fence",
"label": "A"
},
{
"text": "the part with the grass",
"label": "B"
},
{
"text": "the part by the pool",
"label": "C"
},
{
"text"... | large trees block sunlight from reaching the ground | 0.80 | 1.40 | 7189327f06 | D |
1921 | {
"stem": "What is an example of reproduction being a stage in the life cycle process?",
"choices": [
{
"text": "births can occur only after reproduction takes place",
"label": "A"
},
{
"text": "death is the last stage in the life cycle",
"label": "B"
},
{
"text": "... | reproduction is a stage in the life cycle process | 1.00 | 1.80 | b356d338b7 | A |
586 | {
"stem": "Iron is used to make",
"choices": [
{
"text": "pottery clay for kilns",
"label": "A"
},
{
"text": "baking sheet for cookies",
"label": "B"
},
{
"text": "items that fasten roofing to roofs",
"label": "C"
},
{
"text": "twist ties for bre... | iron nails are made of iron | 0.80 | 1.80 | a8ecf6eaeb | C |
9-1079 | {
"stem": "When car is close to the runner the illumination of the motorized entity is at a higher level because?",
"choices": [
{
"text": "moons gravity",
"label": "A"
},
{
"text": "motion",
"label": "B"
},
{
"text": "it is closer",
"label": "C"
},
{
... | as a source of light becomes closer , that source will appear brighter | 0.80 | 1.80 | 52dbc5c7af | C |
9-162 | {
"stem": "During a thunderstorm an animal is most likely going to relocate to a",
"choices": [
{
"text": "cave",
"label": "A"
},
{
"text": "beach",
"label": "B"
},
{
"text": "mountain",
"label": "C"
},
{
"text": "pond",
"label": "D"
}
... | shelter is used for protection by animals against weather | 1.00 | 1.80 | c8d24331a4 | A |
1738 | {
"stem": "How do some octopus hide?",
"choices": [
{
"text": "using clear ink to spread smell",
"label": "A"
},
{
"text": "hiding in dark, inky caves",
"label": "B"
},
{
"text": "expelling dark fluid for cover",
"label": "C"
},
{
"text": "using ... | ink is used for hiding from predators by octopuses | 1.00 | 1.20 | b356d338b7 | C |
8-462 | {
"stem": "nutrients from food and water are necessary to an organism's",
"choices": [
{
"text": "friendships",
"label": "A"
},
{
"text": "habitat",
"label": "B"
},
{
"text": "survival",
"label": "C"
},
{
"text": "caloric needs",
"label": "... | an animal requires nutrients for survival | 1.00 | 2.00 | bdb4135787 | C |
7-939 | {
"stem": "When a microfiber towel is used to pick up a puddle of milk, the towel then",
"choices": [
{
"text": "is milky white",
"label": "A"
},
{
"text": "is partly milk",
"label": "B"
},
{
"text": "contains the milk",
"label": "C"
},
{
"text":... | if something absorbs something else then that something will contain that something else | 1.00 | 0.80 | b356d338b7 | C |
154 | {
"stem": "Why would a species camouflage as a dangerous animal?",
"choices": [
{
"text": "to mate",
"label": "A"
},
{
"text": "to avoid crocodiles",
"label": "B"
},
{
"text": "to catch prey",
"label": "C"
},
{
"text": "to build nests",
"l... | mimicry is used for avoiding predators by animals by camouflaging as a dangerous animal | 0.80 | 1.20 | 7189327f06 | B |
7-729 | {
"stem": "The reason that flies can always find food is that they can smell",
"choices": [
{
"text": "organism decay",
"label": "A"
},
{
"text": "bad smells",
"label": "B"
},
{
"text": "dying animals",
"label": "C"
},
{
"text": "rotting trees",
... | the smell of rotting meat attracts flies | 1.00 | 1.60 | b356d338b7 | A |
8-301 | {
"stem": "examples of pollution include all but",
"choices": [
{
"text": "acid rain",
"label": "A"
},
{
"text": "smog",
"label": "B"
},
{
"text": "chemical run-off",
"label": "C"
},
{
"text": "laundry soup",
"label": "D"
}
]
} | pollution is a source of pollutants | 0.80 | 1.80 | dc78319bb0 | D |
9-1121 | {
"stem": "This type of energy resource often results in particulates that are very toxic to breathe:",
"choices": [
{
"text": "wood",
"label": "A"
},
{
"text": "coal",
"label": "B"
},
{
"text": "oil",
"label": "C"
},
{
"text": "solar",
"la... | coal is used to produce electricity by burning in coal-fire power stations | 1.00 | 1.00 | 97e7d66d68 | B |
7-1081 | {
"stem": "Seeds travel by",
"choices": [
{
"text": "Fish",
"label": "A"
},
{
"text": "Word of mouth",
"label": "B"
},
{
"text": "Knowledge",
"label": "C"
},
{
"text": "Boat",
"label": "D"
}
]
} | seed dispersal has a positive impact on a plant | 0.80 | 0.60 | cee82219a0 | A |
1155 | {
"stem": "What should my thermometer read if I want to make sure my home-made popsicles are done?",
"choices": [
{
"text": "212 degrees F.",
"label": "A"
},
{
"text": "0 degrees C.",
"label": "B"
},
{
"text": "39 degrees F.",
"label": "C"
},
{
"... | freezing point means temperature at which a liquid freezes | 0.80 | 1.80 | a9f90f5da1 | B |
7-274 | {
"stem": "Using wind in order to power factories is a good idea because",
"choices": [
{
"text": "it can be gotten continuously",
"label": "A"
},
{
"text": "it is free from dirt",
"label": "B"
},
{
"text": "it is electric and powerful",
"label": "C"
},
... | alternative fuel is usually a renewable resource | 0.80 | 1.20 | b356d338b7 | A |
7-770 | {
"stem": "A storm rages for two weeks, and the rivers and lakes swell past their holding capacity, so",
"choices": [
{
"text": "the area becomes damp",
"label": "A"
},
{
"text": "the surrounding land is underwater",
"label": "B"
},
{
"text": "the wind blows over tr... | when a body of water receives more water than it can hold , a flood occurs | 0.80 | 1.20 | b356d338b7 | B |
7-74 | {
"stem": "what process is adulthood categorized under?",
"choices": [
{
"text": "the living term",
"label": "A"
},
{
"text": "a plant feeding",
"label": "B"
},
{
"text": "the entertainment circuit",
"label": "C"
},
{
"text": "a chemical reaction... | adulthood is a stage in the life cycle process | 1.00 | 1.60 | cf7109905e | A |
7-11 | {
"stem": "If an object undergoes chemical change then that object will have new chemical properties, such as",
"choices": [
{
"text": "a drink with water in it",
"label": "A"
},
{
"text": "a toilet with bleach in it",
"label": "B"
},
{
"text": "a soda with lime in ... | if an object undergoes chemical change then that object will have new chemical properties | 0.80 | 1.40 | b356d338b7 | C |
8-23 | {
"stem": "polar bears are white due to an inherited",
"choices": [
{
"text": "characteristic",
"label": "A"
},
{
"text": "coat",
"label": "B"
},
{
"text": "snow",
"label": "C"
},
{
"text": "fur length",
"label": "D"
}
]
} | the color of fur is an inherited characteristic | 0.80 | 1.60 | dc78319bb0 | A |
1284 | {
"stem": "Seeing the stars will be harder when what happens?",
"choices": [
{
"text": "light in an area becomes greater",
"label": "A"
},
{
"text": "there is a lot of rain",
"label": "B"
},
{
"text": "light in an area becomes lessened",
"label": "C"
},
... | as light pollution increases , seeing the stars will be harder | 0.80 | 0.80 | b356d338b7 | A |
7-447 | {
"stem": "A planet rotating causes cycles of day and night on that planet, like on",
"choices": [
{
"text": "Orion",
"label": "A"
},
{
"text": "the Moon",
"label": "B"
},
{
"text": "Jupiter",
"label": "C"
},
{
"text": "Pluto",
"label": "D"... | a planet rotating causes cycles of day and night on that planet | 0.80 | 0.40 | b356d338b7 | C |
7-286 | {
"stem": "Because a logging company has been working here the area has more",
"choices": [
{
"text": "calcium",
"label": "A"
},
{
"text": "rust",
"label": "B"
},
{
"text": "carbon",
"label": "C"
},
{
"text": "silicon",
"label": "D"
}
... | as the population of plants decreases , carbon in the atmosphere will increase | 0.80 | 1.20 | 7189327f06 | C |
9-827 | {
"stem": "what is sonar used for",
"choices": [
{
"text": "gathering lost things",
"label": "A"
},
{
"text": "disorientating enemies",
"label": "B"
},
{
"text": "warning others",
"label": "C"
},
{
"text": "helping sleep",
"label": "D"
... | sonar is used to find the location of an object | 0.80 | 1.00 | 0d935542d3 | A |
7-934 | {
"stem": "When a lake is exposed to enough heat over time",
"choices": [
{
"text": "animals leave",
"label": "A"
},
{
"text": "it ceases existing",
"label": "B"
},
{
"text": "plants dry up",
"label": "C"
},
{
"text": "fish grow ill",
"labe... | if a body of water loses all water then that body of water does not exist any more | 0.80 | 1.00 | b356d338b7 | B |
9-45 | {
"stem": "A pupa creates cocoons in a stage of the life cycle, and eventually the insect will",
"choices": [
{
"text": "adjust",
"label": "A"
},
{
"text": "shrink",
"label": "B"
},
{
"text": "burn",
"label": "C"
},
{
"text": "collect",
"la... | the cocoons being created occurs during the the pupa stage in a life cycle | 1.00 | 1.20 | b356d338b7 | A |
9-460 | {
"stem": "What does water taste like after a substance is dissolved in it?",
"choices": [
{
"text": "watery",
"label": "A"
},
{
"text": "the same",
"label": "B"
},
{
"text": "similar to object",
"label": "C"
},
{
"text": "full of life",
"l... | dissolving a substance in water causes the water to taste like that substance | 1.00 | 1.40 | 1e6dc77bb6 | C |
9-1150 | {
"stem": "What causes the pull of gravity on a planet?",
"choices": [
{
"text": "people",
"label": "A"
},
{
"text": "plants",
"label": "B"
},
{
"text": "kilograms",
"label": "C"
},
{
"text": "air",
"label": "D"
}
]
} | the mass of a planet causes the pull of gravity on that planet | 0.80 | 1.60 | 1e6dc77bb6 | C |
9-243 | {
"stem": "If more pollution is released into the air, what happens to the planet's temperature?",
"choices": [
{
"text": "it falls",
"label": "A"
},
{
"text": "it becomes stabile",
"label": "B"
},
{
"text": "it climbs",
"label": "C"
},
{
"text":... | as the amount of polluting gasses in the atmoshere increases , the atmospheric temperature will increase | 0.80 | 1.60 | 9cc91104fa | C |
8-297 | {
"stem": "An example of adapting to survive is",
"choices": [
{
"text": "Putting on sunscreen in a sunny place",
"label": "A"
},
{
"text": "Growing grass in a field",
"label": "B"
},
{
"text": "Having a drink of water on a warm day",
"label": "C"
},
{... | adaptations are used for survival | 1.00 | 1.40 | cee82219a0 | A |
1171 | {
"stem": "When would a reflector be most effective?",
"choices": [
{
"text": "fall",
"label": "A"
},
{
"text": "winter",
"label": "B"
},
{
"text": "summer",
"label": "C"
},
{
"text": "spring",
"label": "D"
}
]
} | a reflector is used to reflect light especially on vehicles | 0.80 | 1.80 | 597e8fde0e | C |
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