Plate Tectonics and Layers of Earth Puzzle

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Across
  1. 5. very cold
  2. 7. upper layer
  3. 8. upper mantle and lower crust
  4. 11. liquid layer
  5. 14. upper mantle
  6. 16. india combined with a continent
  7. 17. african continent
Down
  1. 1. a very important subject
  2. 2. main layers of the planet
  3. 3. biggest layer
  4. 4. named after an ocean
  5. 6. a substance that cannot be broken down
  6. 9. north of america
  7. 10. length x width x height
  8. 12. last main layer
  9. 13. south of america
  10. 15. european and asian