Tectonic Plates

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Across
  1. 5. piece of land poking above the ocean
  2. 8. layer upon which tectonic plates move
  3. 10. the layer below the crust
  4. 12. shaking of the ground that occurs when plates move
  5. 14. magma from melted plates produces these
  6. 16. plate boundary that pushes together
Down
  1. 1. plate boundary that scrapes past each other
  2. 2. uppermost layer of earth
  3. 3. layer that includes the crust and very upper mantle
  4. 4. plate boundary that pulls apart
  5. 6. deep points in the ocean where plates push down
  6. 7. light crust that makes up land masses
  7. 9. system of broken crust pieces moving
  8. 11. process of a plate being pushed under another and melting
  9. 13. molten rock from melting plates
  10. 15. dense crust under the ocean