Plate Tectonics
Across
- 2. like an egg shell that is broken into different parts
- 3. force that squeezes rock together
- 5. force that pulls on crust
- 9. caused from the heat from the core
- 10. energy that travels through space
- 11. a thing that bounces waves off of under water objects
- 12. ocean crust plunging below continental crust
- 14. layer of molten metal
- 15. stress that pushes rock in two different directions
- 16. metals like iron and nickel
Down
- 1. breaks the Earth’s crust where the rocks has slipped past each other
- 2. a supercontinent discover by Wagener
- 3. heat through two objects that are touching
- 4. layer of very hot rock
- 6. a ball of solid metal Crust earths outer skin
- 7. who first discovered Continental Drift
- 8. any trace of something in preserved rock
- 12. rock that changes shape
- 13. occurs at deep valleys shaped like a V