Earth Crossword

1234567891011121314151617181920
Across
  1. 7. wear away earths surface
  2. 10. heat transfer by direct contact
  3. 12. super continent
  4. 13. top part of mantle & crust
  5. 14. layer of molten metal
  6. 16. earth's outer skin
  7. 17. 2nd layer of the earth
  8. 19. heat transfer through empty space
  9. 20. break in crust
Down
  1. 1. 2 plates slip past each other
  2. 2. continental crust
  3. 3. heat transfer by movement of heated fluid
  4. 4. core center of the earth
  5. 5. ocean floor sinks into mantle
  6. 6. 2 plates come together
  7. 8. flow that transfers heat within fluid
  8. 9. 2 plates split apart
  9. 11. shape the surface
  10. 15. soft britle layer
  11. 18. ocean floor