Across
- 2. A piece of giant rock on the crust
- 6. Sea Floor _________________
- 8. Violent shaking of the Earth's crust
- 9. When one plate moves under another
- 10. Outer most layer of the Earth
- 11. The idea that continents moved apart from Pangaea
Down
- 1. Person who came up with the idea of plate tectonics
- 3. _________________ Currents
- 4. The plate that Brazil sits on
- 5. The plate that Ireland sits on
- 7. Major oceanic plate in the middle of the Ring of Fire