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5 Written questions

5 Matching questions

  1. ocean thermal electric conversion
  2. primary pollutant
  3. thermal pollution
  4. photovoltaic cells
  5. fuel assembly
  1. a a pollutant that is put directly into the air by human activity
  2. b heat from sun-warmed upper ocean layers is used to evaporate a working fluid (ammonia or Freon, low boiling points), use the gas to spin turbines
  3. c Cells, usually made of specially-treated silicon, that transfer solar energy from the sun to electrical energy
  4. d harm to lakes and rivers resulting from the release of excessive waste heat into them
  5. e a bundle of hollow metal rods containing uranium oxide pellets; used to fuel nuclear reactor.

5 Multiple choice questions

  1. Not in my backyard!!!
  2. methane held in place by pressure from overlying aquifers; pumping water out of the aquifers releases the gas, but creates huge amounts of contaminated effluent
  3. Dome of heated air that surrounds an urban area and contains a lot of air pollution (particulate matter) in high winds pollution plumes downwind in rural areas
  4. deteriorated in water quality due to contamination or pollution; makes water unsuitable for other desirable purposes
  5. pollutant formed by the chemical reactions of other primary or secondary pollutants

5 True/False questions

  1. low-input high-diversity biofuelsmixed polycultures of perennial native species with a lot of biomass


  2. low-level wastesthe upper surface of underground water; the upper boundary of the zone of saturation


  3. oligotrophica plastic made from cellulose (or a derivative of cellulose)


  4. aerosolSolid, waxy mixture of hydrocarbons found in oil shale rock. Heating the rock to high temperatures causes the kerogen to vaporize. The vapor is condensed, purified, and then sent to a refinery to produce gasoline, heating oil, and other products. See also oil shale, shale oil.


  5. sinkholewhen the roof of an underground channel or cavern collapses, creating a large surface crater