B4 2020 Hurst

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Across
  1. 2. What chemical was destroying the ozone layer?
  2. 4. What's the most common greenhouse gas in the atmosphere?
  3. 6. The greenhouse effect causes ____ warming.
  4. 10. The layer that technically has no limit
  5. 11. general day to day conditions of an area is known as ______.
  6. 14. where troposphere ends and stratosphere begins
  7. 16. Humidity is a measure of the amount of ____ vapor in the air.
  8. 17. The layer in which meteors are burned up
  9. 19. The most abundant gas in the atmosphere
  10. 20. Air pressure and air density increases/decreases (choose one) as you go up in the atmosphere
  11. 22. The layer we live in.
  12. 24. Which gas only takes up about .9% of the atmosphere?
  13. 25. A large body of air with uniform temperature and moisture content is known as an air _____.
  14. 26. the area over which an air mass formed/originated
Down
  1. 1. A tool that tells you wind speed
  2. 3. What's the most common human-made greenhouse gas?
  3. 5. This is the average temperatures and precipitation of an area over a year.
  4. 7. This layer contains the ozone layer.
  5. 8. The warmest layer
  6. 9. ____ air is air that is full of water vapor.
  7. 12. A gas that traps heat
  8. 13. Without the greenhouse ____, the earth would be too cold for life to exist.
  9. 15. measures air pressure
  10. 18. Greenhouse gases are created when ____ are burned.
  11. 21. The temperature at which the air would be completely saturated (100% humidity)
  12. 22. The measure of how hot or cold the air is
  13. 23. This gas we exhale makes up 21% of the atmosphere