Across
- 2. oil,gas
- 5. water moves from the earth to the atmosphere and then back
- 7. Rain,snow,sleet,or hail that falls down
- 9. plants take in carbon dioxide from the atmosphere and release oxygen
- 10. water from plants evaporating
Down
- 1. animals and plants use aerobic to realise energy for biological processes
- 3. water molecules cooling and going from gas to liquid
- 4. a cycle that is a result of photosynthesis and respiration
- 6. liquid water changing to a gas
- 8. the burning of fossil fuels