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6 Written questions

6 Multiple choice questions

  1. 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
  2. The 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
  3. 15 years later
    Roland and Molina finally convince politicians to slowly phase out CFCs
  4. bad
    increase in average global temperature
  5. 1. It would cost about $27 trillion for the US to lower CO2 emissions by 70% in the next 40 years
    - Would save industry $5 trillion
    2. Net savings $2.3 trillion
  6. CFCs were $28 billion per year industry
    - Scientist Roland and Molina asked for a ban

5 True/False questions

  1. 1995CFCs were $28 billion per year industry
    - Scientist Roland and Molina asked for a ban


  2. Where are ozone layers the thinnestgood
    different elements in the atmosphere such as H2O vapor, CO2, CH4, N2O, CFC5 hold solar radiation in the form of heat in our atmosphere


  3. Green House EffectFirst 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


  4. Roland and Molina's findingsbad
    increase in average global temperature


  5. ThermosphereTemperature increases with altitude
    Absorbs short wave radiation
    Nitrogen and oxygen atoms absorb solar energy


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