Across
- 4. Chemicals destroyed by the o-zone
- 5. measure pressure
- 9. mosly animals realise this
- 10. realeses nitous oxide
- 11. when the air is fully saturated
- 14. measures temperature
- 16. is what we breath out and the number one gas in are earth when the earth was new
- 18. the layer that protects the earth with it harmful chemiclas
- 19. Most water and weather is in this layer
Down
- 1. Gamma rays and X-Rays are burned up here
- 2. 78% of earths air
- 3. The O-Zone layer is here
- 6. the effect of trapping the suns heat and other gases
- 7. measuers how much water vapor is in the air
- 8. a greenhouse gas that alos makes up weather
- 12. is the chemical compound we breath in
- 13. What we burn to get energy it also releases CO2 once burnt
- 15. This is where meteorites burn up
- 17. pressure the amout of preassre the air is pushing down on earth