Plate tectonics
Across
- 3. forces which move the continents
- 6. molten rock in the Earth's mantle
- 8. when one plate is forced under another
- 9. molten rock that comes out of a volcano
Down
- 1. hard outer layer of the Earth
- 2. Vent in the top of the volcano
- 4. Plate moving into the S American plate
- 5. vibration felt when plates rub together
- 7. Hawaiian volcano
- 10. small fragments of rock thrown out by a volcano