Across
- 2. earths outermost layer
- 4. the layer of soft, solid rock underneath
- 5. one of the earths very large sections of land
- 6. a diagram to show what the inside of something looks like
- 8. moving apart
- 9. moving toward the same place
- 11. large area of land on earths outer layer
- 12. a long, deep indentation in the ocean floor
- 13. a sudden shaking of earth's surface
Down
- 1. something we observe to be similar over and over again
- 3. any of the many processes where gas, lava, and ash are pushed out of the surface of the earth
- 4. an underwater mountain formed when two plates move apart
- 5. the place where two plates meet
- 7. examine something
- 10. how often or fast something happens