Chapter 11

1. Chapter 11 Review Game

2. 1. Dikes are formed when __________ • The top of a volcano collapses down • Magma enters a horizontal crack and hardens • Magma enters a vertical crack and hardens • Magma cools underground before reaching the surface

3. 2. Ship Rock in New Mexico is an example of a ____________. • Caldera • Volcanic neck • Sill • Batholith

4. 3. A batholith is created when _________ • Magma enters a vertical crack and hardens • The top of a volcano collapses down • Magma cools underground before reaching the surface • Magma enters a horizontal crack and hardens

5. 4. Mount St. Helens is an example of a __________ volcano • Composite • Cinder cone • Shield • Hawaiian

6. 5. A mountain that forms when layers of lava and ash erupt and build up is a ____________ • Caldera • Volcano • Vent • Batholith

7. 6. _______ makes it more likely that a volcano will erupt violently. • High silica content • Low silica content • Low tephra content • High tephra content

8. 7. Hot spots begin at ____________. • The boundary between the mantle and the outer core • Where plates are moving apart • Where plates are moving together • Cinder cones

9. 8. One factor that determines whether a volcano eruption will be quiet or explosive is _____________. • The number of cinder cones present • The height of the volcano’s vent • The amount of water and other gases trapped in the magma • The amount of tephra in the magma

10. 9. Kilauea in Hawaii is the world’s most ________ volcano. • Dormant • Active • Quiet • explosive

11. 10. Volcanoes occur at all of the following except __________ • Where plates are moving apart • Where plates are moving together • Hot spots • Cool areas in the mantle

12. 11. A volcanic neck Forms when a volcano’s core erodes.T or F 12. All volcanic material is the same size.T or F

13. 13. A cinder cone volcano is caused by a quiet eruption.T or F 14. Today people are never killed by volcanic eruptions. T or F

14. 15. Magma is forced upward because it is denser than the surrounding rock.T or F 16. Volcanoes can form on the ocean floor. T or F

15. 17. Most igneous activity takes place above ground in volcanoes.T or F 18. Gas trapped in magma under high pressure can cause explosive eruptions. T or F

16. 19. There is no relationship between the movement of Earth’s plates and volcanoes.T or F Match the following locations on the left with the type of volcanic feature on the right.

17. 1. Ship rock, New Mexico2. Mount St. Helens, Washington3. Yosemite National Park granite Dome4. Carter Lake, Oregon5. Paricutin, mExico6. Kilauea, Hawaii • Composite • Shield • Cinder cone • Batholith • Volcanic neck • Caldera

18. 1. Dikes are formed when __________ • The top of a volcano collapses down • Magma enters a horizontal crack and hardens • Magma enters a vertical crack and hardens • Magma cools underground before reaching the surface

19. 2. Ship Rock in New Mexico is an example of a ____________. • Caldera • Volcanic neck • Sill • Batholith

20. 3. A batholith is created when _________ • Magma enters a vertical crack and hardens • The top of a volcano collapses down • Magma cools underground before reaching the surface • Magma enters a horizontal crack and hardens

21. 4. Mount St. Helens is an example of a __________ volcano • Composite • Cinder cone • Shield • Hawaiian

22. 5. A mountain that forms when layers of lava and ash erupt and build up is a ____________ • Caldera • Volcano • Vent • Batholith

23. 6. _______ makes it more likely that a volcano will erupt violently. • High silica content • Low silica content • Low tephra content • High tephra content

24. 7. Hot spots begin at ____________. • The boundary between the mantle and the outer core • Where plates are moving apart • Where plates are moving together • Cinder cones

25. 8. One factor that determines whether a volcano eruption will be quiet or explosive is _____________. • The number of cinder cones present • The height of the volcano’s vent • The amount of water and other gases trapped in the magma • The amount of tephra in the magma

26. 9. Kilauea in Hawaii is the world’s most ________ volcano. • Dormant • Active • Quiet • explosive

27. 10. Volcanoes occur at all of the following except __________ • Where plates are moving apart • Where plates are moving together • Hot spots • Cool areas in the mantle

28. 11. A volcanic neck Forms when a volcano’s core erodes.T or F 12. All volcanic material is the same size.T or F

29. 13. A cinder cone volcano is caused by a quiet eruption.T or F 14. Today people are never killed by volcanic eruptions. T or F

30. 15. Magma is forced upward because it is denser than the surrounding rock.T or F 16. Volcanoes can form on the ocean floor. T or F

31. 17. Most igneous activity takes place above ground in volcanoes.T or F 18. Gas trapped in magma under high pressure can cause explosive eruptions. T or F

32. 19. There is no relationship between the movement of Earth’s plates and volcanoes.T or F Match the following locations on the left with the type of volcanic feature on the right.

33. 1. Ship rock, New Mexico2. Mount St. Helens, Washington3. Yosemite National Park granite Dome4. Carter Lake, Oregon5. Paricutin, mExico6. Kilauea, Hawaii • Composite • Shield • Cinder cone • Batholith • Volcanic neck • Caldera