Across
- 2. Lava in the Earth.
- 4. Heat that causes rocks to rise and fall.
- 5. Liquid layer that is below the crust of the Earth.
- 8. Thinnest layer of the Earth.
- 9. Opposite of liquid.
Down
- 1. The only inhabited planet.
- 3. Center of the Earth.
- 6. Opposite of solid.
- 7. Mass of a unit volume of a material substance.
- 10. Different sections in the earth.