Final Exam Review Crossword

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Across
  1. 4. average weather conditions over time
  2. 6. layer of the atmosphere containing the ozone layer
  3. 10. gas in our atmosphere that blocks heat energy from escaping into space
  4. 14. cloud type most associated with severe weather in Summer
  5. 15. largest rocky planet
  6. 17. planet with thick atmosphere of CO2. Hottest consistent temp.
  7. 18. day to day weather conditions
  8. 19. our largest gas giant planet
  9. 20. layer of the atmosphere with the least pressure and density
Down
  1. 1. waste product of plants, and what led to increase in complex life
  2. 2. cloud type that is low, flat, and sheet like
  3. 3. the sun's uneven heating of the Earth causes this
  4. 5. atmospheric layer containing our weather
  5. 7. atmospheric layer where the northern lights occur
  6. 8. gas absorbed by a plant
  7. 9. atmospheric layer known to burn up meteors
  8. 10. something that takes carbon out of the atmosphere
  9. 11. a thin layer of gas that surrounds the Earth
  10. 12. 78 percent of our breathable air is this gas
  11. 13. the place where two air masses meet
  12. 16. absorbs and scatters harmful UV rays from the sun