1. Review

2. a. They both decrease. b. They both stay the same. c. They both increase. d. Temperature increases and pressure decreases.

3. a. They both decrease. b. They both stay the same. c. They both increase. d. Temperature increases and pressure decreases.

4. a. Oceanic Range b. Mid-Ocean Ridge c. Ring of Fire d. The Pacific Ridge

5. a. Oceanic Range b. Mid-Ocean Ridge c. Ring of Fire d. The Pacific Ridge

6. a. density and convection b. size and convection c. density and composition d. temperature and composition

7. a. density and convection b. size and convection c. density and composition d. temperature and composition

8. a. more porous b. less porous c. less dense d. more dense

9. a. more porous b. less porous c. less dense d. more dense

10. a. outer core b. asthenosphere c. mantle d. crust

11. a. outer core b. asthenosphere c. mantle d. crust

12. a. lithosphere b. asthenosphere c. outer core d. oceanic crust

13. a. lithosphere b. asthenosphere c. outer core d. oceanic crust

14. a. sea-floor spreading b. continental drift c. trench making d. subduction

15. a. sea-floor spreading b. continental drift c. trench making d. subduction

16. a. Pangaea was made of oceanic crust only. b. Pangaea was made of all the Earth’s tectonic plates. c. Pangaea contained continental crust only. d. Pangaea contained both continental and oceanic crust.

17. a. Pangaea was made of oceanic crust only. b. Pangaea was made of all the Earth’s tectonic plates. c. Pangaea contained continental crust only. d. Pangaea contained both continental and oceanic crust.

20. a. satellite images from GPS b. seismic waves from earthquakes c. fossil evidence in the fossil record d. lava pillows found at the mid-ocean ridge

21. a. satellite images from GPS b. seismic waves from earthquakes c. fossil evidence in the fossil record d. lava pillows found at the mid-ocean ridge

22. a. the rift valley b. a deep ocean trench c. the mid-ocean ridge d. a mountain range

23. a. the rift valley b. a deep ocean trench c. the mid-ocean ridge d. a mountain range

25. a. crust, mantle, outer core, inner core b. inner core, mantle, crust, outer core c. inner core, outer core, mantle, crust d. crust, inner core, outer core, mantle

26. a. crust, mantle, outer core, inner core b. inner core, mantle, crust, outer core c. inner core, outer core, mantle, crust d. crust, inner core, outer core, mantle

28. a. a dense ball of solid metal b. a layer of molten rock c. a fluid sphere of liquid metal d. a thin layer of solid rock

29. a. a dense ball of solid metal b. a layer of molten rock c. a fluid sphere of liquid metal d. a thin layer of solid rock

30. a. deformation b. compression c. shearing d. tension

31. a. deformation b. compression c. shearing d. tension

33. a. conduction b. convection c. revolution d. radiation

34. a. conduction b. convection c. revolution d. radiation

35. a. subduction b. convection c. reduction d. sinkalation

36. a. subduction b. convection c. reduction d. sinkalation

37. a. obsidian b. granite c. basalt d. pumice

38. a. obsidian b. granite c. basalt ocean = SALT water d. pumice

39. a. the less dense oceanic crust rises above the more dense continental crust b. the equally dense oceanic and continental crusts collide and form mountains c. the equally dense oceanic and continental crusts both sink and form magma d. the more dense oceanic crust sinks under the less dense continental crust

40. a. the less dense oceanic crust rises above the more dense continental crust b. the equally dense oceanic and continental crusts collide and form mountains c. the equally dense oceanic and continental crusts both sink and form magma d. the more dense oceanic crust sinks under the less dense continental crust

42. a. gravity, mantle b. subduction, deep ocean trenches c. convection currents, asthenosphere d. magnetic fields, inner core

43. a. gravity, mantle b. subduction, deep ocean trenches c. convection currents, asthenosphere d. magnetic fields, inner core

44. a. Continental drift b. Plate tectonics c. Law of Superposition d. Newton’s laws of motion

45. a. Continental drift b. Plate tectonics c. Law of Superposition d. Newton’s laws of motion

46. a. Continental drift b. Plate tectonics c. Law of Superposition d. Newton’s laws of motion

47. a. convergent boundary b. divergent boundary c. transform boundary d. fault boundary

48. a. convergent boundary b. divergent boundary c. transform boundary d. fault boundary

49. a. tension b. compression c. shearing d. tearing

50. a. tension b. compression c. shearing d. tearing

51. a. C b. B c. A d. all of these

52. a. C (mid-ocean ridge) b. B c. A d. all of these

53. a. crust, outer core, mantle, inner core b. crust, mantle, inner core, outer core c. crust, mantle, outer core, inner core d. crust, inner core, outer core, mantle

54. a. crust, outer core, mantle, inner core b. crust, mantle, inner core, outer core c. crust, mantle, outer core, inner core d. crust, inner core, outer core, mantle

55. a. He used too many pieces of evidence. b. He could not explain how the continents moved. c. He was a meteorologist. d. He was only interested reconstructing Pangaea.

56. a. He used too many pieces of evidence. b. He could not explain how the continents moved. c. He was a meteorologist. d. He was only interested reconstructing Pangaea.

57. a. at plate boundaries b. at hot spots c. along the equator d. in the arctic

58. a. at plate boundaries b. at hot spots c. along the equator d. in the arctic

60. a. between two colliding continental plates b. between two colliding oceanic plates c. between an oceanic and continental plate d. in the middle of a continental plate

61. a. between two colliding continental plates b. between two colliding oceanic plates c. between an oceanic and continental plate d. in the middle of a continental plate

63. a. Earth’s magnetic field keeps it solid. b. The outer core keeps the inner core cool. c. The pressure from the layers above it keeps it solid. d. The presence of iron and nickel prevent it from melting.

64. a. Earth’s magnetic field keeps it solid. b. The outer core keeps the inner core cool. c. The pressure from the layers above it keeps it solid. d. The presence of iron and nickel prevent it from melting.

65. a. Many small earthquakes will be detected in the area near the volcano. b. Birds will begin to fly away from the opening of the volcano. c. People living near the volcano will begin to grow sick. d. The area near the volcano will receive heavy rain for a week before it erupts.

66. a. Many small earthquakes will be detected in the area near the volcano. b. Birds will begin to fly away from the opening of the volcano. c. People living near the volcano will begin to grow sick. d. The area near the volcano will receive heavy rain for a week before it erupts.

67. a. mountain ranges b. hot spots c. rift valleys d. mid-ocean ridges

68. a. mountain ranges b. hot spots c. rift valleys d. mid-ocean ridges

69. a. diverging plates are forming volcanoes b. converging plates are forming rift valleys c. diverging plates are forming trenches d. converging plates are forming continental mountain ranges

70. a. diverging plates are forming volcanoes b. converging plates are forming rift valleys c. diverging plates are forming trenches d. converging plates are forming continental mountain ranges

71. a. in the middle of the Eurasian Plate b. around the Pacific Plate c. cutting through Iceland d. below the South American Plate

72. a. in the middle of the Eurasian Plate b. around the Pacific Plate c. cutting through Iceland d. below the South American Plate

74. a. encircling the entire Ring of Fire b. by subduction along a plate boundary c. from movement of landmasses due to continental drift d. by the Pacific plate moving over a hot spot

75. a. encircling the entire Ring of Fire b. by subduction along a plate boundary c. from movement of landmasses due to continental drift d. by the Pacific plate moving over a hot spot