Across
- 4. where two plates move towards each other
- 5. things on earth that spew lava
- 7. a long narrow ditch
- 9. the layer below the crust
- 10. earths outmost layer
Down
- 1. displacement as a result of rock movements
- 2. earths mental is made of this type of rock
- 3. where two plates move away from each other
- 4. earths solid inner layer
- 6. movement of earths plates
- 8. force that drives plate motion