Plate Tectonics

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Across
  1. 2. current inside Earth that moves the plates
  2. 5. boundary where a plate slides against a plate
  3. 7. likely to occur at a transform boundary
  4. 8. type of boundary where new crust is formed
  5. 10. crust that is the most dense
  6. 12. volcanoes and earthquakes form along plate ___
  7. 13. type of boundary between N.Am. and Eurasia
  8. 14. formed from a continent-continent collision
  9. 15. type of boundary where mountains occur
Down
  1. 1. motion of plates over time
  2. 3. layer of Earth that makes up the plates
  3. 4. zone that occurs at a convergent boundary
  4. 6. form from a ocean-ocean collision
  5. 9. can flow in a different path at a transform boundary
  6. 11. large supercontinent that once existed