Across
- 4. moving apart in different directions
- 6. evidence of life from the past
- 8. an underwater mountain range formed when two plates move apart
- 9. the sudden pushing out of something, such as lava from a volcano
- 10. a natural spring that sends hot water and steam into the air
Down
- 1. one of the very large sections of hard solid rock that make up the earth's outer layer
- 2. hot liquid rock on the surface of the earth
- 3. a diagram that shows what the inside of something looks like
- 5. moving toward the same place
- 7. the layer of soft, solid rock underneath the earth's plates