Across
- 4. thin plates that are made of basalt that form the ocean
- 5. occurs when two plates move away from each other
- 10. a layer of solid rock that surounds the earth's surface
- 11. liquid metal that surounds the inner core
- 12. occurs when two plates slide past each other
- 14. cased by very hot material at the deepest of the mantle
- 15. where the plate's of the lithosphere float or side
- 16. the thick layer that surounds the core and is made up of hot
Down
- 1. thick plate made of basalt
- 2. when two plates move toward each other
- 3. amount of mass in a material per unit volume
- 6. a sphere of hot solid metal
- 7. scientific theory explaining how the plate's move
- 8. top most layer of the earth made up of hot mostly solid material
- 9. the super continent
- 13. earth's surface is broken in to large pieces