Across
- 3. when you add force to property
- 6. the part we live on
- 8. pieces of the earth's surface
- 11. hottest part of the earth
- 13. when something collides
- 14. slide past each other
- 15. inner part of the core
- 16. theory made by Harry Hess
- 18. in the crust
- 19. plates slide toward each other
Down
- 1. outer part of the core
- 2. plates move away from each other
- 4. the lithosphere moves the plates
- 5. place where one is under another plate
- 7. the middle of the earth
- 9. in between the mantle and the crust
- 10. is natural disaster formed by a transform boundry
- 12. theory that countries drifted
- 17. below the lithosphere