Across
- 3. When the seperate.
- 6. When they collide together.
- 7. These are circular movements caused by heat rising a cold sinking.
- 12. it's a line between two cities.
- 14. It is a bunch of volcanoes in a circle.
- 15. Mid-_________
- 16. The thing called __________ is next to the earth's crust.
- 17. What is it called where the plates meet?
- 18. A big wave that is a natural disaster.
Down
- 1. A crust but thin.
- 2. It is a type of zone.
- 4. What have the continents done?
- 5. When they slide past eachother.
- 8. A crust but thick
- 9. What is it called when our earth shakes?
- 10. What is the book by Alfred Wegner called?
- 11. The seafloor is ________!
- 13. Who created the continental drift theory?
- 19. It's what comes out of volcanoes.