The Earth System
Across
- 4. when a gas turns into a liquid
- 7. all the living things on Earth
- 8. when a liquid turns into a gas
- 9. water that gathers up on the ground (like puddles, lakes, rivers, oceans, etc)
- 11. any form of water that falls from clouds (ice, snow, rain, sleet, etc)
Down
- 1. all of the liquid water and ice on Earth
- 2. the stuff that everything is made of
- 3. all the air that surrounds Earth
- 5. a supply of something that is useful
- 6. water in the form of a gas
- 10. a person who uses science knowledge to solve problems