Tectonic Plates

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Across
  1. 1. Forms at divergent and convergent boundaries
  2. 3. The layer of the Earth over the outer core
  3. 4. The very center of the Earth
  4. 5. Lava before it exits a volcano
  5. 7. Occurs at a divergent boundary
  6. 13. Comes from a transform boundary
  7. 15. Earth's outer most layer
  8. 17. The semi liquid layer that the plates float on
  9. 18. Builds up at a transform boundary
  10. 20. A boundary where plates collide
Down
  1. 2. Crust carrying a continent
  2. 6. Part of the mantle under the lithosphere
  3. 8. When a plate is being subducted
  4. 9. A boundary where plates slide past each other
  5. 10. A boundary where plates move away from each other
  6. 11. Crust carrying an ocean
  7. 12. Forms at a convergent boundary between oceanic and continental crust
  8. 14. Forms at convergent boundaries between continental and continental
  9. 16. The only liquid layer of Earth
  10. 19. Occurs at the mid ocean ridge