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Science CRCT Practice Questions Question 1 • Which of the following items is the LEAST LIKELY to be recyclable? A. B. C. D. wrapping paper glass bottles plastic bottles foam coffee cups Question 2 • Georgia’s state mineral is staurolite. Pieces of this mineral often resemble a cross. What physical property of the mineral does this describe? A. texture B. shape C. color D. luster Question 3 • In what Georgia habitat would you most likely find an alligator? A. B. C. D. mountains swamp coast Piedmont Question 4 • A car sits in a parking lot on a hot summer day. Reza gets in. As he sits down, he touches different parts of the car. Which will be the hottest? A. the cloth seats B. the metal seat belt buckle C. the plastic radio dials D. the rear view mirror Question 5 • What types of rocks are found in Georgia? A. B. C. D. sedimentary and igneous rocks only igneous rocks only metamorphic and igneous rocks only metamorphic, igneous, and sedimentary rocks Question 6 • Mom has packed you a juice box for lunch. What should it be put in to keep it the coldest? A. B. C. D. a Styrofoam cooler a paper bag a plastic bag nothing at all Question 7 • How do plastic bags hurt animals? A. B. C. D. Birds use them to line their nests. Little animals live in them. Animals may eat them. Animals store food in them. Question 8 • What breaks rocks down into smaller pieces of grains? A. B. C. D. thunder the Sun wind and water minerals Question 9 • Graphite, fluorite, and magnetite are all types of __________________ A. B. C. D. sand. minerals. fossils. soils. Question 10 • Sandy wants to make a boxcar. She wants to pull the car forward by sliding a bar magnet along the front of it. • What material should she make body of the boxcar out of? a. b. c. d. a cardboard box a steel box’ a plastic box an aluminum box Question 11 • What kind of fossil would an earthworm MOST LIKELY form? a. b. c. d. body fossil mineralized fossil trace fossil no fossil Question 12 • Which of the following would be attracted to lodestone? a. b. c. d. a leather belt an iron belt a silver earring a cotton sock Question 13 • What type of soil contains a lot of humus, air, and water? a. b. c. d. clay loam subsoil bedrock Question 14 • Which features of an animal help it live on top of a mountain? a. b. c. d. keen eyesight to avoid people long sharp bill to catch fish strong fins to swim large lungs to survive thin air Question 15 • How could you determine the transparency of a rock or mineral? a. Look for crystals and grains inside it. b. Shine a flashlight on it to see if light shines through it. c. Determine its color. d. Take it into a dark room to see if it glows. Question 16 • Which living thing below is NOT an animal? a. c. b. d. Question 17 • You discover that your fingernail can scratch a rock sample. Which word describes your rock? a. b. c. d. soft granular Hard very hard Question 18 • Which item below cannot be EASILY recycled? a. b. c. d. plastic milk jug glass bottle television old book Question 19 • Bones, teeth, and shells are examples of what types of fossil? a. b. c. d. dried fossils body fossils trace fossils young fossils Question 20 • Where are minerals found? a. b. c. d. everywhere in the world in Earth’s atmosphere only in Earth’s core only in the oceans Question 21 • Suzie is getting ready for school. Which of her activities conserves resources? a. b. c. d. She takes a long shower. She blow dries her hair. She brushes her hair. She turns off the bathroom light. Question 22 • Which of Georgia’s geographic regions is best suited for farming? a. b. c. d. Coastal Plain Piedmont Blue Ridge Valley and Ridge Question 23 • Which of the following statements is true about the nature of magnetic materials? a. b. c. d. Minerals containing iron are magnetic. All magnets are man-made. Minerals cannot act as magnets. All metals act as magnets. Question 24 • Which of the following is NOT a way to sort rock? a. b. c. d. by humus content by density by color by hardness Question 25 • How does throwing batteries in the garbage harm the environment? a. Throwing batteries in a landfill does not harm the environment. b. In a landfill, batteries can pollute the soil. c. Batteries in the landfill can accidentally cause electrical charges. d. Batteries rot and smell bad in landfills. Question 26 • Weathered rock that is mixed with air, water, and humus makes_________________. a. b. c. d. new rock soil minerals Earth’s crust Question 27 • Which of the following items does not belong with the others? iron steel cooper magnetite a. iron b. steel c. cooper d. magnetite Question 28 • How does Georgia’s mountain habitat differ from the coastal habitat? a. The mountain habitat has freezing temperatures while the coast does not. b. The mountain habitat has lots of salt water while the coast does not. c. The mountain habitat has very sandy soil while the coast does not. d. The mountain habitat has soggy soil while the coast does not. Question 29 • The loblolly pine is a common pine tree found in many parts of Georgia. What features of a pine tree help it live almost everywhere in Georgia? a. b. c. d. needle leaves good fruit production bark that keeps it warm ability to survive in salt water Question 30 • What tool do scientists use to view things that are too small to see with eyes? a. b. c. d. a telescope a mass balance a microscope a pair of binoculars Question 31 • What features of a beaver help it to survive in a swamp? a. b. c. d. webbed feet long, thin body whiskers thin fur Question 32 • You go on a trip to the beach with your parents. When you arrive, what types of animals do you most expect to see? a. b. c. d. black bears and beavers horseshoe crabs and clams snakes and mice chipmunks and badgers Question 33 • Which of the following is NOT a good way to observe and classify a sample of soil? a. b. c. d. Taste it to see if it is bitter or sweet. Pour water on it to see how it drains. Feel it to determine its texture. Look at it to see what color it is. Question 34 • Which item listed below will break down naturally if left outdoors? a. b. c. d. copper wire plastic bags an apple a tire Question 35 • Two pieces of wood are rubbed against each other. Which of the following changes in motion will INCREASE the friction between the wood pieces? a. b. c. d. Rub them slower. Press the pieces harder against each other. Don’t press the pieces together as hard. Make their surfaces smoother. Question 36 • The Eastern Oyster lives along Georgia’s coast. What features of an oyster help it survive on Georgia’s coast? a. b. c. d. long, sensitive whiskers hard , protective shell warm, defensive feathers short arms and long legs Question 37 • Copper is a much better thermal conductor than glass. Diamonds are the best thermal conductors of all. Arrange these materials in order, from lowest thermal conductivity to highest. a. copper < glass < diamond b. diamond < copper < glass c. glass < copper < diamond d. glass < diamond < copper Question 38 • Brian and his family go fishing. They throw their soda cans and other trash into Lake Lanier. How does this affect the lake’s habitat? a. Their trash pollutes the lake. b. Their trash creates new homes for the animals. c. Their trash provides animals with food. d. Their trash helps plants to grow. Question 39 • In an experiment, Betsy takes and empty milk jug with holes in the bottom and fills it with soil. She places it on top of an aluminum pan and pours a glass of water into a jug. Only a very small amount of water drains through the aluminum pan. What type of soil is in her jug? a. b. c. d. clay sand dirt rock soil Question 40 • What type of plant would be common on Jekyll Island? a. b. c. d. cypress tree mountain laurel palm tree tulip popular Question 41 • Three magnets are placed in a line, end on end. They are attracted to each other. Choose a possible arrangement of the magnets. a. b. c. d. S – N/ S – N / S – N S – N/ N – S / S – N N – S/ S – N / N – S C and D are both correct Question 42 • Select the picture of an animal that lives in the Piedmont. a. c. b. d. Question 43 • What type of plant would NOT commonly be found in northern Georgia? a. b. c. d. pine tree oak tree palm tree maple tree Question 44 • What are mountains, canyons, and riverbeds examples of? a. b. c. d. weathered rocks magma the Earth’s mantle minerals Question 45 • Saltmarsh cordgrass is a type of plant found in one of Georgia’s habitats. This plant lives in high temperatures, changing water levels and high salt content. In which habitat do you think cordgrass will be found? a. b. c. d. mountains coast swamp Piedmont Question 46 • Which picture below is of a mountain? a. c. b. d. Question 47 • What type of plant would be found near Stone Mountain? a. b. c. d. sea oats royal palm pine tree water lily Question 48 • Which organism is most harmed by water pollution? a. b. c. d. bluebird dog fish snake Question 49 • Rachae wants to make ice tea. She places a pitcher of water in the Sun and puts the tea bags in the water. Which of the following actions will cause the pitcher of water to heat up faster? a. b. c. d. Wrap the pitcher in plastic wrap. Wrap the pitcher in white paper. Wrap the pitcher in black paper. Wrap the pitcher in a cotton scarf. Question 50 • Marcus sets a fire in the fireplace. He stands in front of it. What happens as a result of him lighting the fire? a. b. c. d. an increase in thermal energy the transfer of heat from the fire to the air. an increase in temperature all of the above Question 51 • The table shows the thermal conductivities of four materials commonly found around us. The higher the number, the higher thermal conductivity of the material. Material Thermal Conductivity concrete 1.7 Cement 0.29 liquid water 0.6 soil 1.5 Which of these materials heats the MOST QUICKLY on a hot day? a. b. c. d. concrete cement liquid water soil Question 52 • What are the two poles on a magnet called? a. b. c. d. up and down north and south east and west attractive and repulsive Question 53 • Magma rises up from the Earth’s mantle. As it cools it forms _______________ a. b. c. d. sedimentary rock. metamorphic rock. igneous rock. magma rock. Question 54 • What word is used to describe a soil containing large grain sizes? a. b. c. d. powdery fine coarse wet Question 55 • A house that is built in the desert gets a lot of direct sunlight. The homeowner wants the house to stay cool during the hot summer months. What color should the house be painted? a. black b. blue c. brown d. white Question 56 • What feature of a fox help it to survive in the cold of the mountain environment? a. b. c. d. long legs thick fur hard shell large ears Question 57 • Which of the following statements about minerals is FALSE? a. b. c. d. All minerals are magnetic. Rocks are made of minerals. They are inorganic and were never alive. They are solid. Question 58 • The force that brings the opposite poles of two magnets together is BEST described as _______________ a. b. c. d. attractive repulsive adhesive insulating Question 59 • The footprints of a particular dinosaur were found in several places. What can they tell us about that dinosaur? a. b. c. d. how long it lived where it traveled what it ate how it died Question 60 • Alligators live in Georgia’s swamps. What special features of an alligator help it to live in a swamp? a. b. c. d. thick fur to protect against cold short legs to conserve body heat eyes and ears on the top of their heads large fins to swim better Question 61 • What type of soil is best suited for farming? a. b. c. d. rocky soil loam clay sand Question 62 • Which is NOT a habitat found in Georgia? a. b. c. d. mountains tundra coast Piedmont Question 63 • Fossils can form in a few ways. Which is NOT a word that describes how fossils form? a. b. c. d. eaten frozen buried dried Question 64 • Which method of disposing of yard waste contributes MOST to air pollution? a. b. c. d. burning it composting it gardening with it burying it Question 65 • What does a fossil with hair or skin still attached to it tell us about that organism? a. b. c. d. It is a very old fossil. It is a very young fossil. It is still living. It must be a woolly mammoth. Question 66 • What do squirrels do during the winter to survive the cold? a. b. c. d. migrate lose leaves stop sleeping hibernate Question 67 • Which idea below is NOT a way to reuse an old tee shirt? a. cut it into rags and use the rags to clean the house b. use it as bedding for your pet c. throw it in the trash d. make it into a book cover for your text books. Question 68 • Sandy has four different plastic boxes. Each is a different color. She puts an ice cube in each box and places all four boxes in direct sunlight. Which box contains the ice cube that melts the fastest? a. blue b. white c. black d. yellow Question 69 • Which of the following can cause a sharp, rough mountain to become smooth over time? a. b. c. d. light and darkness Sunlight wind and rain thunder and lightening Question 70 • Mariana puts four items on her desk: a paper clip, a cotton ball, a rubber eraser, and a steel tack. Then she moves a bar magnet over the items. How many items does the bar magnet pick up? a. b. c. d. 1 2 3 4