Layers of the earth

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Across
  1. 3. Only liquid layer
  2. 6. makes up the continental plates
  3. 9. why layers of the earth exist
  4. 10. made mainly of granite
  5. 12. lava in earth
  6. 13. the thickest layer
  7. 14. the upper most layer and upper part of the thickest
  8. 15. the outer most layer
Down
  1. 1. Solid and made of iron and nickel
  2. 2. in between the uppermost layer and thickest
  3. 4. made of basalt
  4. 5. shields the earth from solar stuff
  5. 7. Hot rise cold fall
  6. 8. made the continents
  7. 11. makes up the oceanic plates