Across
- 1. Two continental plates colliding
- 3. Two plates sliding past each other
- 6. Two plates colliding towards each other
- 7. A dark dense rock that forms the ocean floor
- 8. Islands that form when two oceanic plates collide
- 9. California Fault line
Down
- 2. Two plates going away from each other
- 4. Denser plate going under less dense one
- 5. It rises up and forms a new crust
- 6. Earths outermost shell of Earth's interior