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Plate Movements Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. ____ 1. The layer of Earth made up largely of the rocks basalt and granite is the a. asthenosphere. b. crust. c. outer core. d. inner core. ____ 2. As depth beneath Earth's surface increases, temperature and pressure a. increase. b. decrease. c. approach zero. d. stay the same. ____ 3. What is the correct order (starting from the surface) of Earth's layers? a. crust, outer core, inner core, mantle b. mantle, outer core, inner core, crust c. crust, mantle, outer core, inner core d. outer core, inner core, crust, mantle ____ 4. Earth's magnetic field results from the convection currents in the a. mantle. b. outer core. c. inner core. d. crust. ____ 5. According to Wegener's hypothesis of continental drift, a. Earth's surface is made up of seven major landmasses. b. convection currents in the outer core move the continents. c. Earth is slowly cooling and shrinking. d. the continents were once joined in a single landmass. ____ 6. What is Pangaea? a. the name of a German scientist who explained continental drift b. the name of the supercontinent that existed millions of years ago c. another name for continental drift d. the name of an ancient fossil ____ 7. Any trace of an ancient organism that has been preserved in rock is called a a. landform. b. plate. c. fossil. d. landmass. ____ 8. The mid-ocean ridge is a. the longest chain of mountains in the world. b. found only in the Pacific Ocean. c. located mostly along coastlines. d. a long deep-ocean trench. ____ 9. In the process of sea-floor spreading, where does molten material rise from the mantle and erupt? a. along the edges of all the continents b. along the mid-ocean ridge c. in deep-ocean trenches d. at hot spots ____ 10. The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle is known as a. convection. b. continental drift. c. subduction. d. conduction. ____ 11. Geologists think that the movement of Earth's plates is caused by a. constructive forces. b. subduction. c. convection currents in the mantle. d. Earth's magnetic field. ____ 12. A collision between two pieces of continental crust at a convergent boundary produces a a. mid-ocean ridge. b. deep-ocean trench. c. rift valley. d. mountain range. ____ 13. A place where two plates slip past each other, moving in opposite directions is a a. transform boundary. b. divergent boundary. c. convergent boundary. d. rift valley. ____ 14. Plate movements produce stress in rock, which leads to a change in the rock's shape or volume called a. faulting. b. deformation. c. folding. d. subduction. ____ 15. A weak spot in Earth's crust where magma comes to the surface is called a(n) a. earthquake. b. volcano. c. fault. ____ 16. Earth's lithosphere is broken into a number of large pieces called a. Pangaea. b. continents. c. plates. d. sections. ____ 17. Scientists think that plate motion is the result of the movement of material in Earth's a. oceanic crust. b. upper mantle. c. continental crust. ____ 18. The collision of two plates carrying continental crust causes the formation of a a. mountain range. b. trench. c. rift valley. d. shallow ocean. ____ 19. A large area of flat land elevated high above sea level is called a a. syncline. b. plateau. c. canyon. d. fault. ____ 20. A fold in rock that bends upward into an arch is called a(n) a. anticline. b. syncline. c. plateau. d. canyon. ____ 21. S waves are also known as a. primary waves. b. secondary waves. c. surface waves. d. focus waves. ____ 22. What type of earthquake wave can travel through both liquids and solids? a. P waves b. S waves c. focus waves d. surface waves ____ 23. Before lava reaches Earth's surface it is called a. rock. b. magma. c. volcanic ash. d. liquid fire. Plate Movements Answer Section MULTIPLE CHOICE 1. ANS: STO: 2. ANS: 3. ANS: STO: 4. ANS: 5. ANS: STO: 6. ANS: STO: 7. ANS: 8. ANS: STO: 9. ANS: STO: 10. ANS: STO: 11. ANS: STO: 12. ANS: STO: 13. ANS: STO: 14. ANS: STO: 15. ANS: STO: 16. ANS: STO: 17. ANS: STO: 18. ANS: STO: 19. ANS: STO: 20. ANS: STO: 21. ANS: 22. ANS: 23. ANS: STO: B TEKS 8.14A A C TEKS 8.7B B D TEKS 8.14A B TEKS 8.14A C A TEKS 8.14A B TEKS 8.14A C TEKS 8.14A C TEKS 8.10A D TEKS 8.7A A TEKS 8.7A B TEKS 8.14A B TEKS 8.14A C TEKS 6.6C B TEKS 6.6C A TEKS 6.6C B TEKS 6.6C A TEKS 6.6C B A B TEKS 6.6C DIF: Low/Mid OBJ: Grade 8 Ch. 9.1.2 DIF: Low/Mid DIF: Mid/High OBJ: Grade 8 Ch. 9.1.2 OBJ: Grade 8 Ch. 9.1.2 DIF: Mid/High DIF: Low/Mid OBJ: Grade 8 Ch. 9.1.2 OBJ: Grade 8 Ch. 9.3.1 DIF: Mid/High OBJ: Grade 8 Ch. 9.3.1 DIF: Low/Mid DIF: Low/Mid OBJ: Grade 8 Ch. 9.3.2 OBJ: Grade 8 Ch. 9.4.1 DIF: Low/Mid OBJ: Grade 8 Ch. 9.4.1 DIF: Low/Mid OBJ: Grade 8 Ch. 9.4.3 DIF: Mid/High OBJ: Grade 8 Ch. 9.5.1 DIF: Mid/High OBJ: Grade 8 Ch. 9.5.2 DIF: Mid/High OBJ: Grade 8 Ch. 9.5.2 DIF: Low/Mid OBJ: Grade 8 Ch. 9.6.1 DIF: Low/Mid OBJ: Grade 8 Ch. 9.6.2 DIF: Low/Mid OBJ: Grade 6 Ch. 11.1.1 DIF: Low/Mid OBJ: Grade 6 Ch. 11.1.1 DIF: Mid/High OBJ: Grade 6 Ch. 11.1.1 DIF: Low/Mid OBJ: Grade 6 Ch. 11.2.3 DIF: Low/Mid OBJ: Grade 6 Ch. 11.2.3 DIF: Low/Mid DIF: Mid/High DIF: Low/Mid OBJ: Grade 6 Ch. 11.3.2 OBJ: Grade 6 Ch. 11.3.2 OBJ: Grade 6 Ch. 11.4.1