CRCT Practice #1

1. Earth Science CRCT Practice #1

2. 1 A. Physical weathering Frost wedging is an example of… Water freezes and Expands (Physical movement) For chemical : Must have the word Acid or must change the rock to something else

3. 2 B. 15 Number of hours doing dishes

4. 3 C. Low pressure and low density Properties of warm air Warm Cold Lighter Heavier Less Dense More Dense Less Pressure More Pressure

5. 4 D. 5, 4, 3, 2, 1 From oldest to the youngest Youngest (top) Oldest (bottom)

6. 5 A. New moon Solar Eclipse Block the SUN Full moon New moon

7. 6 A. Top Soil Most Fertile soil Humus Top Soil Humus

8. 7 D. Deep within the Earth Metamorphic rocks most likely forms Heat and Pressure Heat and pressure is usually deep in the Earth

9. 8 C. The mountain was once below water Seashell fossil discovered on top of a mountain, what is a good scientific reason? Mountain Seashells (sea animals) normally live in oceans. Mountain are formed on land and in the oceans

10. 9 B. 14 How many day between new and full moon ? 7 days start 0 days 14 days 29 days Full New 21 days

11. 10 D. Z At which point are the oldest rocks? New Old Old

12. 11 D. One year (365 ¼ days) One revolution of Earth around the SUN equal to Spring Summer Sun Winter 1 year Fall

13. 12 C. The length of the day would increase If Earth’s rotation (spin) slowed I would take more time to make one spin Day and Night would take longer. We would see longer days and longer nights.

14. 13 A. A Which layer contains the humus? Top Soil, layer A Humus

15. 14 C. Outer Core Which layer is made up of liquid Iron and Nickel? Solid Iron Liquid Iron Molten Rock Solid Rock

16. 15 C. Inner core, outer core, mantle, crust Highest to the lowest pressures Highest Pressure Lowest Pressure

17. 16 B. Drought What could happen during long period of lowprecipitation? Precipitation = rain, snow, sleet, hail… mostly RAIN Low Precipitation = Very little rain = Dry Drought = little or no rain

18. 17 A. Y, W, X, Z Soil horizons: the correct sequence 2 Decaying organic matter 3 Silt and Clay 1 Rock fragments 4 Bedrock

19. 18 B. Water Renewable resource Things that can be used over and over. Things that will not run out Trees Water Sun Wind.

20. 19 C. Continental Slope What is letter “Y” ? Continental SLOPE Continental SHELF Continental RISE

21. 20 D. Continental drift theory What theory do the maps support? PANGEA ( Supercontinent ) The continents are moving apart (at the mid-ocean ridges)

22. 21 D. Winter If It is SUMMER in the NORTH, then south is … Summer Winter

23. 22 C. Choice “C” How much of the Earth’s SURFACE is COVERED with water Equal A C D B About 2/3 Too much land Too much water

24. 23 C. Jupiter Which Planet is it Earth 1 moon Mars 2 moons Gas Giants ( Jupiter, Saturn, Uranus, & Neptune) All have A LOT of moons. Jupiter 30 -70 moons Pluto 3 moons

25. 24 D. Coal Which is NON-renewable ? Things that cannotbe replaced. Once used, it is gone. Wind /Air Water Soil Coal Renewable Renewable Renewable CANNOT Things that are burned are NOT renewable

26. 25 D. The moon Object that is responsible for the tides on Earth L H H H L L H L

27. 26 C. A day would be longer Time it took the Earth to rotate increased Time increased = It took longer to rotate It took more time to spin It did not say it took longer to go around the Sun

28. 27 D. 40 km/h What would produce the highest waves Strongest winds

29. 28 B. Gravity What is the force at “X” ? Gravity holds the universe together Gravity Without this force, The planet would fly away

30. 29 B. Which illustration is rotation Rotation = Spin Rotation Revolution

31. 30 What is the moon phase for the following alignment A B C D

32. 31 D. The Earth Which object is the smallest. Universe is the BIGGEST Earth SUN G a l a x y There are BILLIONS of galaxies in the Universe

33. 32 B. Continental plate is colliding with another continental plate What is occurring in the illustration ? Building mountains Collision Continent Continent The picture does not show any ocean information

34. 33 D. The moon would fly away from earth What would happen to the moon if gravity is no more gravity? Without gravity, The moon would fly away

35. 34 C. 70 % What Percent of the Earth is covered by water? About 70%

36. 35 C. Precipitation What is occurring at point Y? Condensation Precipitation Evaporation

37. 36 D. Part solid and part liquid Earth Core is made of: There are 2 cores ( Inner core and Outer core ) Solid Iron Liquid Iron Molten Rock Solid Rock

38. 37 B. Mantel Layer marked “X” Inner core Outer core Mantel Crust

39. 38 A. Which is a crescent moon? A B C D Crescent looks like a “C” White part is what you see, not the black.

40. 39 C. More dense than the air rising over the land Air over the sea during daytime… Warm, less dense Cool, more dense

41. 40 D. Magma Molten rock under Earth’s surface Molten = Flows like thick syrup A. Sedimentary rock Solid rock B. Metamorphic rock Solid rock C. Lava Molten, outside D. Magma Molten under Earth

42. 41 A. Hurricane What type of storm is this? Thunderstorm Tornado Blizzard Land Land Land Hurricane Ocean

43. 42 C. Eclipse of the moon Block the moon A C B D

44. 43 A. Evaporation What process moves water into the atmosphere Move to the sky Evaporation

45. 44 D. Collision of two continental plates Continental (land) plates collide Subduction, sliding under Subduction, sliding under C A D B Collision of two plates Divergent Did not say sliding under

46. 45 A. More dense and has higher pressure Compared to warm air, cool air is: Warm Cold Lighter Heavier Less Dense More Dense Less Pressure More Pressure

47. 46 D. Geocentric What theory does the illustration represent? Earth is at the center Geocentric ( Earth centered ) Heliocentric ( Sun centered )

48. 47 A. The changing seasons Earth’s tilt is responsible for… Reason for the season Tilt of the Earth

49. 48 D. Oceanic plate is sliding under a continental plate What event is occurring in the illustration? Land = Continent Ocean plate is sinking (sliding) under a continental plate