Whitney

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Across
  1. 3. plates slide past each other
  2. 7. the amount of energy released
  3. 8. the name for the large supper continent
  4. 10. spot a very hot part of the mantle
  5. 14. magma that flows out to the vent
  6. 17. supper continent into pieces; into present location
  7. 18. heat from below the surface
  8. 19. sliding under another plate when they collide
  9. 21. a sensitive device that detects the shaking
  10. 22. rocky surface
Down
  1. 1. horizontal layers
  2. 2. a cup like hollow that forms around the vent
  3. 4. giant waves when earthquake occurs under the ocean floor
  4. 5. plates are moving apart
  5. 6. the opening at the top of the volcano
  6. 9. a vibration that spreads away from a focus
  7. 11. surface broken into plates
  8. 12. the point directly above the surface
  9. 13. where plates are colliding
  10. 15. the point where the earthquake actually starts
  11. 16. Melted rock under surface
  12. 20. a huge crack