Tectonic plates

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Across
  1. 2. when plates come together
  2. 3. the super continent millions of years ago
  3. 6. the middle layer of earth
  4. 9. happens when two plates rub against each other
  5. 12. forms when two plates push together
  6. 13. a natural disaster that comes from the ocean after an earthquake
  7. 14. when plates pull apart
  8. 17. the thinnest part of the earth that's in the ocean
Down
  1. 1. theory that continents drift apart
  2. 4. The process in which one lithospheric plate collides with and is forced down under another plate and drawn back into the Earth's mantle.
  3. 5. new lithosphere is created here
  4. 7. the thinnest layer of earth
  5. 8. the man that proposed the moving continents theory
  6. 10. the large plates the make up the earth
  7. 11. molten rock that is beneath the earths surface
  8. 15. the last layer of earth
  9. 16. a break in a body of rock along which one block slides relative to another.