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5 Written questions

5 Matching questions

  1. Temperature
  2. False
  3. pollutant
  4. troposphere
  5. Faster
  1. a The main characteristic scientists use to determine the layers of the atmosphere.
  2. b True or False. You can see and smell all air pollution.
  3. c harmful substances in the air, water or soil
  4. d the layer of atmosphere where weather occurs
  5. e Do the molecules in warm air move faster or slower than molecules in cold air?

5 Multiple choice questions

  1. the force pressing on an area
  2. a brownish haze that is a mixture of ozone and other chemicals ; formed when nitrogen oxides, hydrocarbons and other pollutants react wit each other in the presence of sunlight
  3. Ozone in this layer is NOT a pollutant
  4. instrument used to measure changes in air pressure without using liquid
  5. the middle layer of the earth's atmosphere: the layer in which most meteroids burn up.

5 True/False questions

  1. ionospherethe outer layer of the thermosphere


  2. densitythe amount of mass in a given volume of a given substance


  3. mercury barometerinstrument used to measure changes in air pressure without using liquid


  4. Air PollutionThis term affects people's lungs, eyes, and nose.


  5. Sunburnthe force pressing on an area


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