Plate Tectonics Crosswor

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Across
  1. 2. The layer on the upper mantle below the lithosphere
  2. 4. Two plates moving towards each other
  3. 7. The solid shell of the planet
  4. 8. Two plates moving away from each other
  5. 9. a sudden and violent shaking of the ground
  6. 11. Center of the earth
  7. 13. Another name for this thing is supercontinent
  8. 14. An opening in the earth's surface
  9. 18. Liquid layer of the earth
  10. 19. tectonic plates from the earth's lithosphere split apart from each other
  11. 20. Hot fluid within the earth's crust
Down
  1. 1. Plates slide past each other
  2. 3. long narrow depressions on the ocean floor
  3. 5. Two tectonic plates meet and one slides beneath the other
  4. 6. The movement of continents form plate tectonics
  5. 10. This person created the theory of continental drift
  6. 12. a tectonic belt of volcanoes and earthquakes and a song by Johnny Cash
  7. 15. Crack in the earth's crust that occurs between two pieces of rock
  8. 16. Huge slab of rock made up by the earth lithosphere
  9. 17. a slowly drifting rigid layer of the Earth's crust