Plate Tectonics

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Across
  1. 4. Where two plates move toward each other.
  2. 7. The bottom surface of the ocean.
  3. 8. Shaking of the ground due to plate movement.
  4. 14. Type of crust forming landmasses.
  5. 15. The rigid outer layer of Earth.
  6. 16. Boundary where plates move apart.
  7. 17. A large section of Earth’s lithosphere.
  8. 18. The layer beneath Earth’s crust.
  9. 20. A fracture where movement has occurred.
  10. 21. One plate sliding beneath another.
  11. 22. Molten rock beneath Earth’s surface.
Down
  1. 1. Evidence of seafloor spreading recorded in rocks.
  2. 2. Molten rock that has reached the surface.
  3. 3. Earth’s outermost solid layer.
  4. 5. Mountain formed by eruption of magma.
  5. 6. The semi-fluid layer plates move on.
  6. 9. Elevated area at a divergent boundary.
  7. 10. Deep feature formed at a subduction zone.
  8. 11. Ancient supercontinent that broke apart 200 million years ago.
  9. 12. Type of crust beneath the ocean floor.
  10. 13. The edge where plates meet.
  11. 19. Related to the structure of Earth’s crust.