Across
- 3. The layer of something
- 5. One very large section made up by hard, solid rock
- 9. Underwater mountain ridge formed when two plates separate
- 11. Earths main continuous
- 13. Where two plates meet
- 16. Moving towards each other to the same place
- 17. liquid rock below the earth
- 18. A set of parts that interact
- 19. soft solid rock under the earth
- 20. Something that forms on the surface of a planet
Down
- 1. A clue from a living thing from the past
- 2. A diagram that shows the inside of what something looks like
- 4. Instant pushing out of something like a volcano
- 6. How many times it happens and how fast it happens
- 7. Moving away from each other in different ways
- 8. The very outside of earth, that is made up by hard, solid rock
- 10. When the earth shakes
- 12. A deep dent in the ocean floor when to plates move together
- 14. Warm liquid rock on earths surface
- 15. Land that is getting slowly pulled apart caused by plate movement