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sequence | answer
stringlengths 2
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**blank** is used to tell if there is sugar in a glass of tea | [
"Touch",
"Hearing",
"Smell"
] | Taste |
**blank** is given off by plants | [
"Hydrogen",
"Nitrogen",
"Helium"
] | Oxygen |
**blank** of these substances conducts electricity the best | [
"Wood",
"Brick",
"Plastic"
] | Copper |
A sign that an apple tree is going to start growing apples is when the tree has ___ **blank** | [
"roots",
"seeds",
"leaves"
] | flowers |
**blank** of these can be mined from earth and used as an energy source | [
"Gravel",
"Granite",
"Limestone"
] | Coal |
**blank** of these most likely has the greatest mass | [
"Chicken",
"Puppy",
"Lizard"
] | Horse |
a nonliving part of a forest is **blank** of these | [
"Tree",
"Worm",
"Mushroom"
] | Soil |
**blank** of these best describes the way a feather feels | [
"Colorful",
"Low",
"Bright"
] | Soft |
Mold is often found growing on old bread. In a food chain, mold is a **blank** | [
"producer",
"consumer",
"scavenger"
] | decomposer |
Students are studying some leaves. They group the leaves by shape. Which science process are the students using **blank** they put the leaves in different groups | [
"predicting",
"measuring",
"experimenting"
] | classifying |
A teacher places an item in a box. The item takes the shape of the entire container. This item is most likely **blank** | [
"milk",
"water",
"paint"
] | air |
Sterling silver is a combination of silver and copper. **blank** of the following is also a combination of two or more metals | [
"aluminum",
"lead",
"gold"
] | brass |
a harmful waste material that leaves the blood and travels through the lungs before leaving the body is **blank** of the following | [
"O2",
"H2O",
"NaCl"
] | CO2 |
**blank** of the following forms of energy can travel by vibrating particles of air | [
"electrical",
"light",
"magnetic"
] | sound |
A statue and a table are both made of the same type of marble. **blank** of the following properties will most likely be the same for both of these objects | [
"size",
"shape",
"weight"
] | hardness |
**blank** of rock is formed when hot lava cools | [
"coal",
"limestone",
"metamorphic"
] | igneous |
Heat, light, and sound are all different forms of ___ **blank** | [
"fuel",
"matter",
"electricity"
] | energy |
**blank** animal develops inside its mother before it is born alive | [
"Butterfly",
"Duck",
"Frog"
] | Cat |
an example of a single-celled organism is **blank** | [
"insect",
"fish",
"worm"
] | amoeba |
**blank** allows green plants to control the amount of water stored in their leaves | [
"photosynthesis",
"condensation",
"respiration"
] | transpiration |
A pot is heated on a stove. **blank** process causes the metal handle of the pot to also become hot | [
"combustion",
"convection",
"radiation"
] | conduction |
Earth makes a complete revolution around the Sun about once every **blank** | [
"day",
"season",
"minute"
] | year |
**blank** measures atmospheric pressure | [
"hygrometer",
"thermometer",
"magnetometer"
] | barometer |
In the construction of a house, the words excavation, slab, and footing are associated with the **blank** | [
"roof",
"floor",
"frame"
] | foundation |
In a food chain, living organisms that eat plants and are a food source for other animals are called **blank** | [
"decomposers",
"carnivores",
"producers"
] | herbivores |
Support cables in a suspension bridge are most stressed by **blank** of the following forces | [
"shear",
"torsion",
"compression"
] | tension |
the primary type of stress that a fixed vise exerts on a piece of wood is **blank** of the following | [
"tensile",
"shear",
"torsion"
] | compression |
**blank** uses oxygen and glucose to provide energy to the cell | [
"nucleus",
"ribosome",
"vacuole"
] | mitochondrion |
**blank** of the following organs is not situated in the abdomen | [
"liver",
"kidney",
"stomach",
"bladder"
] | heart |
**blank** could cause rust to form on a metal can | [
"Hydrogen",
"Nitrogen",
"Helium"
] | Oxygen |
**blank** is nonrenewable | [
"sand",
"wood",
"oxygen"
] | petroleum |
a scientist is using **blank** when sorting rocks into two groups based on physical appearance | [
"inferring",
"generalizing",
"hypothesizing"
] | classifying |
Electrical energy may sometimes be converted to mechanical energy. **blank** of these appliances converts electrical energy into mechanical energy | [
"lamp",
"radio",
"stove"
] | fan |
Solids, liquids, and gases are all different states of **blank** of the following | [
"mass",
"weight",
"volume"
] | matter |
the best conductor of electricity is **blank** | [
"air",
"glass",
"wood"
] | water |
the downward movement of water through pores and other spaces in soil due to the force of gravity is **blank** | [
"evaporation",
"precipitation",
"condensation"
] | percolation |
According to Newton's first law of motion, **blank** counteracts gravity to keep a satellite in orbit | [
"energy",
"friction",
"magnetism"
] | inertia |
The list below gives some symptoms of people with the common cold. Symptoms of the Common Cold stuffy nose low fever sore throat cough **blank** body system is most affected by the common cold | [
"Nervous",
"Digestive",
"Circulatory"
] | Respiratory |
**blank** contains about 75 % of the gasses and almost all of the water vapor | [
"stratosphere",
"mesosphere",
"thermosphere"
] | troposphere |
Iron oxide, also known as rust, is formed **blank** iron chemically combines with oxygen. Which term best describes iron oxide | [
"element",
"mixture",
"solution"
] | compound |
Sodium chloride is formed **blank** sodium and chlorine chemically combine. Which term best describes sodium chloride | [
"mixture",
"element",
"solution"
] | compound |
a compound is **blank** | [
"butter",
"nitrogen",
"hydrogen"
] | ammonia |
**blank** forms a barrier between internal body structures and the external environment | [
"nervous",
"digestive",
"circulatory"
] | integumentary |
**blank** replenishes a large portion of the atmospheric oxygen supply | [
"mammals",
"fungi",
"insects"
] | plants |
The bottom of the space shuttle is covered with ceramic tile. This material was chosen because it withstands **blank** | [
"moisture",
"vibration",
"light"
] | heat |
**blank** of force keeps the planets orbiting the sun | [
"magnetic",
"electrical",
"nuclear"
] | gravitational |
The engine of an automobile is part of **blank** type of system | [
"structure",
"guidance",
"control"
] | propulsion |
Steel is used for cables in suspension bridges because of its capacity for **blank** | [
"torsion",
"compression",
"contraction"
] | tension |
The manufacturing process used to permanently put parts together is called **blank** | [
"cutting",
"shaping",
"finishing"
] | assembling |
**blank** of the following planets has the shortest orbit around the sun | [
"Earth",
"Mars",
"Venus"
] | Mercury |
**blank** of a communication system converts binary codes in a computer into recognizable characters | [
"encoder",
"receiver",
"transmitter"
] | decoder |
The terms gas exchange, diaphragm, and inhale are most closely associated with **blank** system in the human body | [
"circulatory",
"digestive",
"excretory"
] | respiratory |
**blank** of the following colors of visible light has the longest wavelength | [
"blue",
"green",
"orange"
] | red |
The molecule ATP is composed of elements commonly found in organic molecules. **blank** of the following is one of these elements | [
"aluminum",
"calcium",
"tin"
] | phosphorus |
Two spotted leopards produce a litter of four cubs. Three of the cubs are spotted and one is solid black. The black coat is probably **blank** type of trait | [
"dominant",
"polygenic",
"sexlinked"
] | recessive |
**blank** of the following must be included with magnitude to represent a vector | [
"mass",
"acceleration",
"volume"
] | direction |
in **blank** does earth orbit the sun | [
"day",
"month",
"century"
] | year |
**blank** you bend your arm at the elbow, the bones and muscles in your arm are acting as a system. What simple machine does this system represent | [
"Inclined plane",
"Pulley",
"Wedge"
] | Lever |
Years ago farmers found that corn plants grew better if decaying fish were buried near by. **blank** did the decaying fish probably supply to the plants to improve their growth | [
"energy",
"protein",
"oxygen",
"water"
] | minerals |
Oil is an example of a natural resource that is not renewable. **blank** is another example of an nonrenewable resource | [
"Wood",
"Seawater",
"Sunlight"
] | Coal |
**blank** of the following is not a mixture | [
"Smoke",
"Milk",
"Paint"
] | Sugar |
**blank** of the following organs in fish has the same function as the human lung | [
"kidney",
"heart",
"skin"
] | gill |
The Sun is an example of **blank** of the following | [
"comet",
"planet",
"galaxy"
] | star |
The gallbladder stores bile, a fluid that aids in digestion of fat. **blank** of the following types of food should be avoided by a person whose gallbladder has been removed | [
"fruits",
"grains",
"vegetables"
] | cheese |
In living things, large and complex molecules are broken down into small and simple molecules. **blank** is this process called | [
"excretion",
"absorption",
"circulation"
] | digestion |
**blank** contains the highest percentage of protein | [
"rice",
"dates",
"carrots"
] | chicken |
**blank** of the following animals have been on earth for the longest period of time | [
"Humans",
"Birds",
"Reptiles"
] | Fish |
**blank** of the following is caused by a virus | [
"ulcer",
"malaria",
"tuberculosis"
] | influenza |
Robert put two drops of an indicator into vinegar, and the color turned red. He then added drops of ammonia solution until the color disappeared. **blank** process occurred | [
"rusting",
"melting",
"evaporation"
] | neutralization |
The following waste materials are buried in a landfill. **blank** will break down most quickly | [
"steel",
"plastic",
"glass"
] | paper |
the chemical formula for carbon dioxide is **blank** | [
"CO",
"C",
"O2"
] | CO2 |
A student is asked to measure the distance from the floor to the ceiling in a classroom. **blank** unit of measurement should the student most likely use to accurately measure this distance | [
"liter",
"kiloliter",
"kilometer"
] | meter |
**blank** would best help a student determine if two substances are made of two different elements | [
"mass",
"shape",
"volume"
] | density |
A student divides several cubes into two groups, based on whether or not each cube can float in later. **blank** property is the student using to classify the cubes | [
"weight",
"conductivity",
"mass"
] | density |
Carbon dioxide produced by cells is removed from the body primarily by **blank** body system | [
"digestive",
"excretory",
"immune"
] | respiratory |
**blank** of the following has a warmer average surface temperature than earth | [
"Mars",
"Moon",
"Pluto"
] | Venus |
Warm air masses that rise over Earth's equator move north or south. This movement is primarily the result of **blank** of the following processes | [
"conduction",
"insulation",
"radiation"
] | convection |
A growing community relies on a nearby lake to provide fresh water for drinking and bathing. An increase in the use of fresh water will cause the lake to become **blank** | [
"colder",
"deeper",
"larger"
] | smaller |
Fossil fuels are common sources of energy. **blank** type of pollution is most often associated with burning fossil fuels | [
"land",
"noise",
"water"
] | air |
**blank** of the following is made of atoms | [
"gravity",
"light",
"heat"
] | air |
When soil becomes saturated during rainfall, excess water begins to collect on the surface. Downslope movement of this excess water to rivers, lakes, and streams is called **blank** | [
"filtration",
"groundwater",
"condensation"
] | runoff |
Two galaxies are interacting with each other. **blank** is the force that draws these two galaxies toward each other | [
"friction",
"electricity",
"magnetism"
] | gravity |
Bass tapeworms attach to the gills and intestines of bass fish. These worms survive by taking nutrients from the bass. **blank** type of relationship does this represent | [
"predation",
"mutualism",
"commensalism"
] | parasitism |
**blank** process below uses carbon dioxide and the sun's radiant energy to produce chemical energy | [
"Evaporation",
"Respiration",
"Decomposition"
] | Photosynthesis |
As a river enters a larger body of water, sediments are deposited over a wide area. **blank** of these landforms is likely to be formed at the site of deposition | [
"Cave",
"Mountain",
"Valley"
] | Delta |
**blank** of the following compounds is most likely to be part of living organisms | [
"BF",
"MoCl",
"CsI"
] | CHO |
**blank** of the following planets is always closer to the sun than it is to earth | [
"Jupiter",
"Saturn",
"Uranus"
] | Mercury |
A stone arch bridge relies primarily on **blank** of the following for its load strength | [
"bending",
"tension",
"torsion"
] | compression |
Leopard's opening chant suggests that he is **blank** | [
"unhappy",
"confused",
"generous"
] | confident |
**blank** typically recognizes , attacks , and destroys foreign cells or substances that may cause disease | [
"digestive",
"excretory",
"respiratory"
] | immune |
**blank** of the following is produced when two or more elements combine in a chemical reaction | [
"atom",
"mixture",
"solution"
] | compound |
**blank** of the following units best represents the density of an object | [
"kg",
"hr",
"ms2"
] | gcm3 |
Heat energy from the Sun is transferred to Earth primarily by **blank** of the following processes | [
"conduction",
"convection",
"evaporation"
] | radiation |
A ship has a satellite communication device to identify the ship's position at sea. For **blank** of the following activities is this device most likely used | [
"control",
"propulsion",
"suspension"
] | guidance |
**blank** of the following could occur as a result of decreasing the heat energy of a gas | [
"evaporation",
"radiation",
"vaporization"
] | condensation |
Muscle cells need to quickly convert energy from food molecules into a usable form. For this reason, **blank** of the following do muscle cells have in greater numbers than most other types of cells | [
"chromosomes",
"nuclei",
"vacuoles"
] | mitochondria |
**blank** do plants get most of the energy they need to live and grow | [
"water",
"soil",
"air"
] | sunlight |
an example of a renewable energy resource is **blank** | [
"coal",
"gas",
"oil"
] | biomass |
**blank** human body system attacks viruses and bacteria once they have invaded the body | [
"circulatory",
"endocrine",
"digestive"
] | immune |
a nonrenewable natural resource that is used to make electrical energy is **blank** | [
"wind",
"water",
"thermal"
] | coal |