tectonic plats crossword

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Across
  1. 3. heart driven cycles
  2. 6. a structural trap formed by the folding of rock strata into an arch-like shape
  3. 7. a huge wave that is the result of a earthquake
  4. 8. a device that measure severity of earthquakes
  5. 10. hot inner layer of the earth
  6. 12. mountains that have lava in it
  7. 13. a trough or fold of stratified rock in which the strata slope upwards from the axis.
  8. 16. a fracture or zone of fractures between two blocks of rock.
  9. 17. the second most inner layer of the earth
  10. 19. A type of volcano
Down
  1. 1. southern super continent
  2. 2. the outermost layer of the earth
  3. 4. mountains under the sea
  4. 5. How land moves
  5. 9. supercontinent
  6. 10. molten rock
  7. 11. the old measurement of earthquakes
  8. 14. thing being pulled to the center to the earth
  9. 15. molten rock
  10. 18. the results of tectonic plates colliding