Across
- 2. two plates crashing together
- 3. two plates moving apart
- 4. two plates sliding past each other
- 7. created the thought of two plates moving apart
- 8. type of crust that is mostly land
- 9. Newer land closer to the middle is caused by ____
Down
- 1. created the idea of continental drift
- 2. the tectonics plates move because of ___ in the mantle
- 5. ____ is caused when a less dense plate moves under the other
- 6. type of crust that is mostly water