Across
- 4. Crust Crust that had water landforms on it
- 7. Ocean Trench A part where Earth’s crust goes back into the mantle by a passage formed when by continental drift
- 8. Crust Crust that has land on it
- 9. Part of the crust that is broken up into uneven areas in constant motion
- 10. Boundary The part that two plates move apart when they were once connected
- 13. Valley Forms by a divergent boundary while being a space that there is no plate ther e
- 15. The bottom of a sea or ocean
- 17. A supercontinent that was together when the Neoproterozoic era began
- 18. The evidence and remains that proves theories
- 19. A scientist that first suggested the continental drift theory
Down
- 1. A part when all of the continents we're connected into one
- 2. Ridge An underwater area where parts from the mantle come up; it is like a mountain range
- 3. Boundary Part where two continental plates come together and collide
- 5. The process of Earth’s crust sinking back into the mantle
- 6. The most recent super continent
- 11. Mountain or hills that are formed from plate tectonics
- 12. Boundary Part where two continental plates slide in opposite directions while scraping on the edges
- 14. Parts where rift valleys have been stretched formed by divergent properties
- 16. A device used to measure the tectonic plates’ movement.