plate tectonic crossword

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Across
  1. 3. molten mixture
  2. 5. shaking from the movement of rock beneath earth
  3. 6. boundary were two plates move away from earth other
  4. 8. area were magma from deep within the mantle melts
  5. 11. a break in Earth's crust along which rocks move
  6. 13. boundary were two plates move toward each other
  7. 16. term used to describe a volcano that is currently no active
  8. 17. boundary where two plates move past each other
  9. 19. vibrations that travel through earth
  10. 20. giant wave
Down
  1. 1. process by which molten material adds new oceanic crust to the ocean floor
  2. 2. stress that pushes masses of rock in opposite directions
  3. 4. measurement of an earthquake's strength
  4. 7. term used to describe a volcano that is likely not going to erupt again
  5. 9. under sea valley that represents one of the deepest parts of the ocean
  6. 10. process by which oceanic crust sinks beneath a deep ocean trench
  7. 12. layer of rock that forms Earth's outer surface
  8. 14. stress that stretches rock
  9. 15. liquid magma that reaches the surface
  10. 18. hot solid material between earth's crust and core