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5 Written questions

5 Matching questions

  1. secondary pollutants
  2. atmospheric pressure
  3. troposphere
  4. warm front
  5. Clean air act of 1970 &1990
  1. a The bounsry along which a mass of warmer, moister air replaces a mass of colder, drier air.
  2. b mearures the force per unit area produced by a column of air
  3. c the bottomost layer, blankets earths surface and provides us the air we need to live
  4. d Harmful substances produced when primary pollutants interact or react with contituents of the atmosphere
  5. e 1970- legislation set stricter standards for air quality, imposed limits on emissions from new stationary and mobile sources etc.
    1990- sought to strengthen regulations pertaining to air quality standards, auto emissins, toxic air pollution etc.

5 Multiple choice questions

  1. thr boundry along which a colder, drier air mass displaces a warmer, moister air mass
  2. carbon-containing chemical used in a =nd emitted by vehicle engines and a wide cariety of solvents and industrial processes, as well as by many household chemical and consumer items.
  3. a colorless gas, has a pungent odor. Usually results from combustion of coal.
  4. One of the group of human made organic compunds derived from simple hydrocarbons, in which hydrogen atoms are replayed by chlorine, bromine, or flourine. deplete the ozone layer
  5. a departure from the normal temperature distribution in the atmosphere, in which a pocket of relavitevly cold air occurs near the ground, with warmer air above it.

5 True/False questions

  1. acidic depositionspollutants emitted into the troposphere in a from that can be directly harmful or that can react to form harmful substances


  2. Radona heavy metal that enters the atmosphere as a particular pollutant. Help improve engim=nge preformance.


  3. convective circulationthe ratio of water vapor a given volume of air contains at a given temperature


  4. Climatea heavy metal that enters the atmosphere as a particular pollutant. Help improve engim=nge preformance.


  5. LeadA highly toxic, radioactive, colorless gas that seeps up from the ground in areas with certin types of bedrock and can build up inside basements and homes with poor air circulation