Earth Crossword

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