Across
- 3. All of the liquid water and ice on Earth.
- 4. vapor Water that is in its gas state.
- 8. All of the living things on Earth.
- 9. The continuous movement of water on Earth and in the atmosphere.
- 10. rain, snow, hail, or sleet that falls to the ground.
Down
- 1. When liquid turns into gas.
- 2. A group of atoms joined together in a particular way.
- 5. The air that surrounds Earth.
- 6. When gas turns into liquid.
- 7. The solid part of Earth.