Across
- 3. plate going under another plate
- 5. two plates coming together
- 7. two plates collide and form
- 8. two plates passing each other
- 9. earths upper mantle
- 10. two plates moving away from each other
Down
- 1. earths crust that forms large landmasses
- 2. Ring of Fire is a long chain of
- 4. molten rock
- 6. earths outer layer