Plate Tectonics

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Across
  1. 2. The layer below Earth's crust made of molten rock/metal
  2. 5. When two plates smash into each other
  3. 7. The continents look like they fit together like a __________.
  4. 9. Formed when plates collide on land
  5. 13. Name for the area with lots of volcanic/earthquake activity
  6. 14. North America is getting CLOSER to this continent, due to continental drift
  7. 15. The name of the supercontinent, when all the continents were together
  8. 16. A piece of Earth's crust that is broken
  9. 20. __________ Wegner was the person who developed the Theory of Continental Drift
  10. 21. Formed when divergent boundaries are on land
Down
  1. 1. The name for the processes of Earth's crust moving; Plate ___________.
  2. 3. Formed in subduction zones in the ocean (Marianas)
  3. 4. __________ evidence tells us that the continents were together because of extinct plants/animals
  4. 6. When one plate slides under another
  5. 8. When who plates move away from each other
  6. 10. Earth's outside layer
  7. 11. North America is getting FURHTER from this continent, due to continental drift
  8. 12. Formed when divergent boundaries are in the ocean
  9. 17. ___________ feature evidence tells us that the continents were connected because of mountains or rock layers
  10. 18. When two plates grind past each other
  11. 19. Formed near subduction zones, can erupt