plate tectonics crossword-leyla birriel 5th period

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Across
  1. 2. two plates moving away from each other
  2. 4. the theory that the earths surface is divided and the continents move
  3. 5. earthquakes are caused from this type of boundary
  4. 7. two plates coming together
  5. 8. thinnest layer of the earth
  6. 9. the layer where the plates move
  7. 10. the layer that has the crust and the top, most rigid part of the mantle
  8. 11. the hottest layer and is solid
  9. 14. crust on land
  10. 15. the region where an oceanic plate sinks down into the asthenosphere
  11. 16. the liquid layer before the inner core
  12. 18. piece of the lithosphere that moves on the asthenosphere
  13. 20. the super continent
Down
  1. 1. plate surrounded by convergent, divergent, and transform boundaries.
  2. 3. crust on water
  3. 6. the theory that continents can drift apart from one another and have in the past
  4. 12. the layer between the crust and the outer core
  5. 13. famous transform boundary
  6. 17. this is what two continental plates colliding makes
  7. 19. made by transform boundaries