Across
- 3. rocks changing
- 9. consists of crust and is rigid
- 13. two plates moving away from eachother
- 17. slide horizontally
- 18. results in tectonic forces
- 19. something in the ocean forms and replaces something
- 21. has a theory about something that interacts with each other
- 22. first layer
- 23. has evidence to back it up
- 24. changes shapes in rocks
Down
- 1. two things colliding
- 2. movement takes place between something
- 4. middle part of earth
- 5. a hypothesis that something breaks into smaller pieces
- 6. comes after crust
- 7. the ground shaking
- 8. could be vertical, circular, or cyclical
- 10. outermost part of the Earth
- 11. north and south pole switch positions
- 12. directly above a earthquakes starting point
- 14. tectonic plates move on
- 15. strong and lower part of mantel
- 16. a break in a rock
- 20. first motion of a earthquake