Across
- 3. when Earth’s crust diverge on land and a deep valley forms
- 5. supercontinent
- 7. come together
- 8. continents slowly moving over the surface overtime
- 9. breaks in Earth’s crust where rocks slip past each other
- 10. the ocean floor sinking under a deep ocean trench & back into the mantle
Down
- 1. trace of an ancient organism preserved in rock
- 2. diverge; moving away
- 4. earths plates & plate motions into a theory
- 6. mid-ocean ridges add material to the ocean floor