Unit 5: Atmosphere Review

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Across
  1. 2. Low flat cloud
  2. 3. On a weather station model, it is the number at the top left corner..
  3. 5. The layer of the atmosphere that we live in.
  4. 10. The scale that measures tornadoes
  5. 15. An increase in ________________ has occurred in the atmosphere because of human activities (burning fossil fuels)
  6. 18. Winds between 30* and the equator.
  7. 19. The coldest layer of the atmosphere
  8. 21. Today’s atmosphere has 78% ___________.
  9. 22. Transfers heat to air touching the surface.
  10. 24. Measures air pressure.
  11. 25. Puffy white cloud
Down
  1. 1. Contains the ozone layer.
  2. 4. Essential to the making of clouds. Provides a place for water droplets to attach.
  3. 6. Hydrogen and Helium made up Earth’s _________ atmosphere.
  4. 7. Made from differentia (uneven)l heating on earth’s surface.
  5. 8. Oxygen in today’s atmosphere started from photosynthesis of ______
  6. 9. Frozen crystal that falls from clouds.
  7. 11. Measures relative humidity.
  8. 12. causes lousy weather
  9. 13. Causes clear skies and nice weather
  10. 14. Which gas shows the greatest variation in the atmosphere? (Deserts have very little & rainforest has a lot).
  11. 16. Measures wind speed.
  12. 17. What a cloud is made of at high altitude.
  13. 20. Causes wind and most weather on Earth. (Transfers heat)
  14. 23. When a cold air overtakes warm air a ___________ front forms.
  15. 26. The type of cumulonimbus cloud that forms tornadoes.