Across
- 3. activity, when gas lava and ash are pushed out a mountain
- 5. moving toward the same place
- 6. a layer of the earth
- 8. boundary, a place where 2 plates meet
- 9. a deep indentation in the ocean floor
- 12. moving apart in different directions
Down
- 1. something that repeats
- 2. ocean ridge, the way an under water mountain was formed
- 4. hard solid rock on earth
- 5. inside of a diagram
- 7. to examine in detail
- 10. a shaking of earths surface
- 11. soft solid rock inside the earth