Across
- 3. layer surronds earth
- 4. humans need to live
- 6. (rain) is an example of
- 8. outer layer of thermosphere
- 10. greatest in the atmosphere
- 11. destroys metors
Down
- 1. when a liquid turns into a liquid
- 2. the closes layer to space
- 5. plants breath to make oxygen
- 7. weather only happens here
- 9. only in troposphere
- 12. fog+smoke=