Plate Motion Choice Project

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Across
  1. 1. Lava is a this kind of activity
  2. 5. Two plates meet here
  3. 6. How fast plates move
  4. 7. A large section of hard solid rock
  5. 11. A long deep thing in the ocean floor
  6. 12. Number of Earth's layers
  7. 14. This boundary is when plates move away from each other
  8. 15. Second layer of the Earth
  9. 16. Something that helps us understand by making it easier to see
  10. 18. First layer of the Earth
  11. 20. Something observed to similar over and over
Down
  1. 2. This boundary is when plates move toward each other
  2. 3. To examine in detail for a purpose
  3. 4. A set of interacting parts forming a whole
  4. 8. An example is Asia, North America, South America or Europe
  5. 9. Dating scientists use to rock layers to find the age
  6. 10. Based on evidence gathered by scientists over time
  7. 13. This core is the fourth layer of the Earth
  8. 17. This core is the third layer of the Earth
  9. 19. How often or fast something happens