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6 Written questions

6 Multiple choice questions

  1. Temperature decreases with altitude
  2. CFCs were $28 billion per year industry
    - Scientist Roland and Molina asked for a ban
  3. good
    different elements in the atmosphere such as H2O vapor, CO2, CH4, N2O, CFC5 hold solar radiation in the form of heat in our atmosphere
  4. 1. Takes 10-20 years to reach the stratosphere
    2. Under high UV light CFCs break down
    3. Chemical reactions occur and the CFCs combine with O3 breaking the ozone down
  5. 1. Skin canver
    - 700,000 Americans develop skin cancer every year
    - After sun damage you wont see the results for 10- 15 years
    2. Decreased immune system
    3. Destruction of plants
    4. Decreased amount of phytoplankton
  6. First layer of active and convective weather
    1. Ranges from 11 miles high above the equator to 5 miles high above the poles
    2. Composed of 78% Nitrogen, 21% Oxygen, less than 1% Argon, Carbon Dioxide
    3. Holds atmospheres mass

5 True/False questions

  1. Chlorofluorocarbons since 19301. Coolants in air conditions and refrigerators
    2. Propellants in aerosol spray cans
    3. Cleaner for electrical parts
    4. Statilant in hospitals
    5. Fumigants
    6. Bubbies in Foam


  2. Where are ozone layers the thinnest1. At the poles
    2. Austrilla
    3. New Zealand
    4. South Africa


  3. Facts- Glacial Melting
    - Flooding of Coasts
    - Changes in climate( change in crops and soils are not appropriate in other regions)
    - Atmosphere Changes ( More hurricanes and storms)


  4. Global Warmingbad
    increase in average global temperature


  5. Ways to Reduce CO2The global sunscreen
    Ozone Layer
    1. Ozone is produced when oxygen molecules interact with lightning and UV radiation from the sun
    2. Keeps 99% of the suns harmful UV radiation from reaching Earths surface
    3. Helps protect human skin cancer, cateracts, sun burns, and damage to the immune system
    4. Protects plants and animals and prevents O2 from changing to O3


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