vocabulary Plate tectonics

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Across
  1. 2. Greek word
  2. 4. plate boundary plates divide
  3. 6. Drag like a conveyor belt at a store
  4. 8. Push student cutting in line
  5. 9. is has a rigid rock layer
  6. 10. valley forms on land
  7. 13. denser plate sinks
  8. 15. Pull a force like a cloth pulled off the table
  9. 17. when two plates send energy to the surface
  10. 18. ridge it forms at a divergent boundary
  11. 20. arc a chain
Down
  1. 1. made by a suducting plate
  2. 3. plate boundary collide
  3. 5. it is a network of satellites orbiting the Earth
  4. 7. plastic layer
  5. 11. plate boundary it's where two plates go past each other
  6. 12. Current different temps. and density
  7. 14. vs. Continent equal crust forms the mountain
  8. 16. vs. Continent more dense sink forms a trench
  9. 19. vs. Ocean subduction then an island arc forms