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5 Written questions

5 Matching questions

  1. alveoli
  2. temperature inversion
  3. sick buildings
  4. oxides of sulfur
  5. acid rain
  1. a S + O₂ → SO₂
    2SO₂+ O₂ → 2SO₃
    SO₃+ H₂O → H₂SO₄, natural source: volcanoes, decay of organic matter. man made source: combustion of sulfur containing coal and smelting of sulfide ores. methods of reduction: alkaline scrubbing.
  2. b Buildings with air pollution, insect sprays, industrial cleaners, fumes from new carpets.
  3. c atmospheric condition in which warm air traps cooler air near the earth's surface
  4. d tiny sacs of lung tissue specialized for the movement of gases between air and blood
  5. e rain containing high amounts of chemical pollutants

5 Multiple choice questions

  1. chance, accident
  2. (CO2) Sources include the combustion of fossil fuels. Effects: greenhouse gas-contributes to global warming. Reduction accomplished by increased fuel efficiency (gas mileage), mass transit (reduction).
  3. Radioactive material that comes up from the ground and can penatrate basements, causing indoor pollution
  4. a form of oxygen that has three oxygen atoms in each molecule instead of two. protects us from dangerous ultraviolet radiation from the sun
  5. A pollutant that is put directly into the atmosphere by human or natural activity

5 True/False questions

  1. TRIchance, accident


  2. high sulfur coalwas generally formed under freshwater conditions


  3. volatile organic compoundsOrganic chemicals that evaporate readily and exist as gases in the air


  4. electrostatic precipitatorair is sucked into a cyclone that has metal sheet that remove large pollutants and then the air is pushed back out while the large pollutants are cleaned out


  5. acid depositionrain containing high amounts of chemical pollutants