Across
- 3. The outer layer of the Earth
- 4. Waves of energy caused by earthquakes and other rock movement
- 6. A solid ball of metal
- 7. Mostly granite
- 10. Solid outer section of the earth
Down
- 1. The mantle is responsible for this
- 2. Solid part of the upper mantle
- 5. Largest layer of the Earth
- 8. The only liquid layer
- 9. Mostly basalt