Plate Tectonics

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Across
  1. 5. tectonics the earth's motion into a single theory
  2. 7. core a part of the earths inner
  3. 8. a rock that is normally light colored
  4. 9. outer skin of the earth
  5. 10. colliding of the plates
  6. 12. when the oceanic crust bends down
  7. 13. mountains under water
  8. 14. generates earthquakes
  9. 17. a dark fined grained rock
  10. 18. a device that shows us down far below the ocean
Down
  1. 1. core the last layer in our earth
  2. 2. wegeners idea that the continents move is called
  3. 3. when somthing goes back into the mantle
  4. 4. separating of the plates
  5. 5. force pressing on something
  6. 6. valley a deep valley
  7. 11. any trace of anything ancient
  8. 15. breaks in earths crust
  9. 16. supercontinent