4AB 2021 Rich

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