Across
- 4. when two plates go away from each other
- 5. spreading the theory by Harry Hess
- 6. discovered Seafloor spreading
- 9. when to plates come together
- 12. Lava before it comes out of a volcano.
- 14. two plates that slide past each other
- 15. A mountain that holds and releases lava
Down
- 1. there are 3,Convergent,Divergent,and transform
- 2. The innermost layer of the earth
- 3. Upper layer of the mantle but under the lithosphere
- 7. had the theory of Plate tectonics
- 8. Outermost layer of the earth
- 10. Almost the innermost layer of the earth
- 11. happens when two tectonic plates slide past Each other
- 13. Magma after it leaves the ground