Across
- 3. A natural spring that sends hot water and steam suddenly into the air from a hole in the ground
- 5. A diagram that shows what the insides of something looks like
- 7. An underwater mountain range formed when two plates move apart
- 9. Any of Earth's main continuous areas of land, such as Africa, Asia, and North America
- 10. One of the very large sections of hard, solid rock that make up Earth's outer layer
- 12. The layer of soft, solid rock underneath Earth's plates
- 13. Hot liquid rock on the surface of Earth
Down
- 1. Moving apart in different directions
- 2. An extinct reptile that lived about 300 million years ago
- 4. evidence of life from the past, such as fossilized bones, footprints, etc.
- 6. A long, deep indentation in the ocean floor formed when two plates moved together
- 8. moving toward the same place
- 11. Hot liquid rock below the surface of the Earth