Earth and Plate Tectonics
  • 1. "All Land" or supercontinent
A) lithosphere
B) Pangaea
C) Seismic
D) Tectonics
  • 2. Earth's crust is also called the _____
A) subduction
B) athenosphere
C) inner core
D) lithosphere
  • 3. Molten means___
A) hardened
B) crushed
C) melted
D) pressed
  • 4. Tectonics plate boundaries that come together
A) convergent
B) intelligent
C) tectonic
D) divergent
  • 5. Tectonics plate boundaries that move apart from each other
A) transform
B) convergent
C) intelligent
D) divergent
  • 6. Tectonics plate boundaries that slide past each other in opposite directions
A) transform
B) convergent
C) divergent
D) subduction
  • 7. The San Andreas fault is an example of this plate boundary
A) convergent
B) divergent
C) subduction
D) transform
  • 8. Process when one plate of greater density moves under another one of lighter density
A) Pangaea
B) divergence
C) mantle
D) subduction
  • 9. During subduction of plates, this is created
A) solid rock
B) magma
C) water
D) oxygen
  • 10. Which plate boundary type creates Earth's NEWEST crust?
A) Pangea
B) divergent
C) transform
D) convergent
  • 11. Around what ocean would you find the "Ring of Fire" ?
A) Atlantic
B) Pacific
C) Indian
D) Arctic
  • 12. What % of earth's volcanoes occur at the Ring of Fire?
A) 10%
B) 100%
C) 90%
D) 75%
  • 13. What % of earth's earthquakes occur at the Ring of Fire?
A) 10%
B) 90%
C) 75%
D) 100%
  • 14. Which 2 U.S. states have the most earthquakes?
A) Alaska and California
B) Hawaii and Alaska
C) Florida and S.C.
D) Kentucky and Georgia
  • 15. T/F South Carolina has earthquakes.
A) True
B) False
C) a long long time ago
  • 16. T/F South Carolina has volcanoes.
A) only in Myrtle Beach
B) False
C) True
  • 17. T/F South Carolina is on a major tectonic plate boundary.
A) False
B) True
  • 18. The coast of California has these 2 plate boundaries that cause major earthquakes.
A) Atlantic and Pacific
B) North American and Pacific
C) North American and South American
  • 19. The San Andreas fault was created by these plate boundaries
A) Atlantic and Arctic
B) Alaskan and Pacific
C) North American and Pacific
  • 20. What does hot molten rock do?
A) sinks to earth's core
B) rises to earth's surface
C) doesn't move
  • 21. What do cooling gases and cooling magma do?
A) sink
B) rise
C) don't move
  • 22. Which of these is molten rock below ground?
A) subduction
B) lava
C) magma
D) fault
  • 23. Which plate boundary creates mountains?
A) transform
B) Pangaea
C) convergent
D) divergent
  • 24. Which plate boundary creates undersea trenches?
A) divergent
B) convergent
C) outer core
D) transform
  • 25. Which plate boundary creates the most powerful earthquakes?
A) convergent
B) intelligent
C) divergent
D) transform
  • 26. Which plate boundary creates seafloor spreading?
A) convergent
B) intelligent
C) transform
D) divergent
  • 27. Which plate boundary creates the newest, freshest crust on earth?
A) belligerent
B) convergent
C) transform
D) divergent
  • 28. How many years ago do scientists think Pangaea existed?
A) 273
B) 273 million
C) 2,730
D) 273 thousand
  • 29. An earthquake is felt most strongly at its__
A) focus
B) highest point in the air
C) epicenter
D) farthest point away
  • 30. The earth has an electromagnetic field because its _____ is made of iron
A) mantle
B) outer core
C) crust
D) inner core
  • 31. Earth's _________ protects us from the Sun's harmful radiation
A) electromagnetic field
B) clouds
C) oxygen
D) water
  • 32. The athenosphere is the same as earth's __
A) atmosphere
B) mantle
C) outer core
D) crust
  • 33. Fractures in earth's crust where movement takes place
A) lava
B) Pangaea
C) subduction
D) faults
  • 34. Name the 2 solid layers of earth
A) crust and mantle
B) crust and inner core
C) crust and outer core
D) mantle and outer core
  • 35. Name the 2 semi-liquid layers of earth
A) mantle and inner core
B) mantle and outer core
C) crust and mantle
D) inner core and outer core
  • 36. T/F Earth's continents are still moving today.
A) True
B) False
  • 37. Earth's continental plates/crust can move due to the ____
A) mantle being molten rock
B) orbit of earth around the Sun
C) strong winds of our atmosphere
D) crust being molten rock
  • 38. In the U.S., our continent "sits" mostly is on this plate.
A) Pacific
B) North American
C) Atlantic
D) Indian
  • 39. Why does a volcano occur?
A) when the inner core turns to a liquid
B) when the crust turns to a liquid
C) due to an earthquake
D) a vent forms in top of mountain and allows gas and magma to escape
  • 40. The theory that Earth’s crust is divided into large rock “plates” that glide over the mantle layer
A) convection
B) convergence
C) Plate Tectonics
D) subduction
  • 41. Earthquakes originate from a point of contact underground called the _____
A) epicenter
B) focus
C) inner core
D) outer core
  • 42. Which layer of earth is made of solid iron?
A) crust
B) outer core
C) mantle
D) inner core
  • 43. A vibration of earth caused by moving rock along a fault
A) athenosphere
B) volcano
C) tsunami
D) earthquake
  • 44. Which of these do we "walk on"?
A) lithosphere
B) Pangaea
C) atmosphere
D) athenosphere
  • 45. As friction builds between the plates, the rocks bend with the force. When the force becomes too great, the ____
A) rocks snap past each other
B) rocks travel downward
C) rocks no longer move
  • 46. What is layer A called?
A) lithosphere
B) outer core
C) inner core
D) mantle
  • 47. What is layer B called?
A) outer core
B) crust
C) athenosphere
D) inner core
  • 48. What is layer C called?
A) inner core
B) crust
C) mantle
D) outer core
  • 49. What is layer D called?
A) crust
B) athenosphere
C) lithosphere
D) both answers a and b
  • 50. Which layer allows earth to act as a magnet?
A) outer core
B) crust
C) mantle
D) inner core
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