Across
- 3. slide past each other
- 4. make the plates move
- 6. plates move toward each other
- 7. forms at convergent boundaries
- 8. melted rock in the mantle
- 9. plates move away from each other
Down
- 1. one plate goes under the other
- 2. forms at subduction zones
- 3. large pieces of Earth's crust
- 5. form at divergent plate boundaries
