Layer of the Earth
Across
- 4. land or ground
- 7. inner middle of the earth
- 11. theory of the lithosphere
- 14. plates pushing away from each other
- 15. plates pulling away from each other
- 16. the top part of the mantle
- 18. oceanic crust
Down
- 1. outer middle of the earth
- 2. top layer
- 3. the rigid outer part
- 5. ridge system in the middle of the ocean
- 6. seafloor
- 8. the degree of compactness of a substance
- 9. below the top layer
- 10. super continent
- 12. great depression in the ground
- 13. sliding past each other
- 17. the nature of something's ingredients or constituents