B2 2020 Peter

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Across
  1. 3. Nitrogen, Oxygen, CO2, etc.
  2. 4. When the air is completely saturated (100% humidity)
  3. 7. A measure of how much water vapor is in the air
  4. 8. biggest cause of CO2
  5. 9. The measure of how hot or cold the air is.
  6. 11. gases that comes from livestock that is problematic for the atmosphere
  7. 12. the layer where weather and clouds occur
  8. 15. weight of all of the air pressing down on the earth's surface
  9. 16. shell of gas around the earth
  10. 17. the place where pressure is the highest
  11. 19. makes up 64.3% of greenhouse gases
  12. 20. the mesosphere and thermosphere
  13. 22. shell that protects up from the sun's UV rays
  14. 25. hottest temperatures in the atmosphere are in this layer
Down
  1. 1. the stratosphere and mesosphere
  2. 2. the layer where meteors burn up
  3. 5. a leading cause of greenhouse gases, mostly methane from cows.
  4. 6. Average temperatures and precipitation of an area over a year.
  5. 10. Carbon dioxide, Methane, Nitrogen oxide, etc.
  6. 13. the out gassing of early volcanoes put gases into the _____ __________.
  7. 14. The atmosphere layer with the ozone layer
  8. 18. The general day to day conditions of an area.
  9. 21. the troposphere and stratosphere
  10. 23. most abundant atmospheric gas
  11. 24. the temperature at which the air would be completely saturated (100% humidity)