Plate Tectonics and Layers of Earth Puzzle

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