B2 2020 Tabor

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Across
  1. 1. the interaction between UV light with hydrocarbons and nitrogen oxides
  2. 4. gases in the atmosphere other than nitrogen, oxygen, and argon(not including water vapor)
  3. 6. the percentage of each gases in the atmosphere
  4. 7. the hottest layer of the atmosphere
  5. 8. 6.5% of all greenhouse gas emissions
  6. 10. caused by the evaporation of liquid water
  7. 11. chemical formula is co2
  8. 12. gases creates from the natural process of the greenhouse effect
  9. 14. combinations of natural GHG like chlorofluorocarbons
  10. 16. chemical formula is o2
  11. 18. layer of the atmosphere that contains the ozone layer
  12. 19. air pollutants that come from industrial process
  13. 20. the layer of the atmosphere above the stratosphere
  14. 21. the rise and fall irregularly of greenhouse gases
Down
  1. 2. when suns heat is trapped inside earths atmosphere but cannot bounce back into space
  2. 3. are used for cooling systems in things like refrigerators
  3. 5. the rest of space outside of earths atmosphere
  4. 9. layer of the atmosphere that is closest to the earths surface
  5. 13. the suns heat is trapped inside earths atmosphere
  6. 15. the gas released from animals
  7. 17. located within the stratosphere and protects earth from UV rays