Across
- 7. Proposed the theory of continental drift
- 8. When two plates slide past each other
- 9. Moves the earth's crust
- 10. The amount per unit volume
Down
- 1. An area where two or more tectonic plates meet
- 2. The transfer of heat caused by molecular motion in liquid or gas
- 3. When two plates go away from each other
- 4. When two plates collide to make a mountain
- 5. Proposed the theory of continental drift
- 6. When a plate goes under another plate