3AB 2020 Oettinger

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Across
  1. 3. an animal known as a feline
  2. 6. the transfer of energy as heat through a material
  3. 8. Where the Ozone layer is
  4. 9. Where the aurora borealis takes place
  5. 10. powerful greenhouse gas and is used as fuel
  6. 13. Where weather occurs
  7. 16. the emission of energy as electromagnetic waves
  8. 17. composed of 78 percent of Earths atmosphere
  9. 19. changes in the average weather conditions
  10. 22. a measure of the warmth or coldness of an object or substance
  11. 23. the outermost region of a planet's atmosphere
  12. 24. is absorbed by plants in photosynthesis
  13. 25. an instrument for measuring temperature
  14. 26. Coldest layer
  15. 27. occurs in the troposphere
Down
  1. 1. absorbs almost all of the sun's harmful ultraviolet light
  2. 2. gases surrounding the earth or another planet
  3. 4. composed of 21 percent of Earths atmosphere
  4. 5. The measure of the force with which air molecules push on a surface
  5. 7. the gradual heating of Earth's surface
  6. 11. composed of 0.9 percent of Earths atmosphere
  7. 12. the natural process that warms the Earth's surface
  8. 14. an instrument that measures atmospheric pressure
  9. 15. how much water vapor is in the air, compared to how much it could hold at that temperature
  10. 18. the amount of water in the air
  11. 20. height above sea level or the earth's surface
  12. 21. contains a high concentration of ions