Across
- 2. any ancient organism
- 3. forces that construct
- 5. contains all living organisms
- 6. process were the ocean floor sinks into a deep ocean trench
- 9. a landmass from 300 million years ago
- 10. a group of parts work together as a whole
- 14. plates slip past each other
- 15. contains all of earth's water
- 18. the theory of continental movement
- 19. formed mountains in water
Down
- 1. layers of rock
- 3. plates come together
- 4. plate move apart
- 7. where subduction happens
- 8. forces that deconstruct
- 11. begins at mid ocean ridge
- 12. layers of air
- 13. under the lithosphere
- 16. break in earth's crust
- 17. the ability to do work