Question 7 of 20 : select the best answer for the question. 7. what are two of the processes that move tectonic plates over the surface of the earth? a. plate movement and convection currents b. ridge push and slab pull c. slab pull and crust conversion d. connection and convection question 8 of 20 : select the best answer for the question. 8. is the idea that continents move around the earth. a. isostasy b. continental drift c. climatic evidence d. seafloor spreading question 9 of 20 : select the best answer for the question. 9. which of the following is a divergent boundary? a. transform b. oceanic-continental c. continental-continental d. rift valley question 10 of 20 : select the best answer for the question. 10. the three types of stress that act on earth's rocks are compression, tension, and a. shale. b. tephra. c. strain. d. shear. question 11 of 20 : select the best answer for the question. 11. sections of active fault lines that haven't experienced a significant earthquake for a long time, even though adjacent sections have, are called a. recurrence gaps. b. stress accumulations. c. seismic gaps. d. seismic risks. question 12 of 20 : select the best answer for the question. 12. where are the longest continuous mountain ranges on earth located? a. along the ocean floor b. along the san andreas fault c. in the middle east d. in the western portion of the united states question 13 of 20 : select the best answer for the question. 13. an island arc complex is formed where a. two continental plates converge. b. a continental and oceanic plate converge. c. two oceanic plates converge. d. a volcano erupts along an oceanic plate. question 14 of 20 : select the best answer for the question. 14. divergent volcanoes tend to have which of the following characteristics? a. nonexplosive, moving along the sea floor with continental drift b. nonexplosive, producing large amounts of lava c. explosive, producing large amounts of thermal energy d. explosive, producing large amounts of ash question 15 of 20 : select the best answer for the question. 15. the process in which the floors of a building collapse on one another is known as a. earthquake shakedown. b. earthquake panic. c. pancaking. d. a landslide. question 16 of 20 : select the best answer for the question. 16. what type of instrument measures seismic waves? a. seismogram b. mercalli scale c. seismic scale d. seismometer question 17 of 20 : select the best answer for the question. 17. any fracture or system of fractures along which earth moves is known as a a. strain. b. fault. c. deformation. d. stress. question 18 of 20 : select the best answer for the question. 18. isostatic rebound occurs when a. a volcano erupts, causing the emergence of new mountain ranges. b. the force of gravity decreases on a mountain, causing it to rise. c. the addition of mass to the crust causes the crust to sink. d. the removal of mass from the crust causes the crust to rise. question 19 of 20 : select the best answer for the question. 19. what types of earthquake waves usually cause the most destruction? a. stress waves b. surface waves c. primary waves d. secondary waves question 20 of 20 : select the best answer for the question. 20. most volcanoes are located at a. transform boundaries. b. hot spots. c. convergent and divergent boundaries. d. midocean ridges.