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Chapter 13 Sec 1

Vocabulary Chapter 13 Section 1

air pollution a change to the atmosphere that has harmful effects
emissions solid particles and gases from motor vehicles that are released into the air
ozone a form of oxygen that has three oxygen atoms in each molecule instead of the usual two
photochemical smog a brownish haze that is a mixture of ozone and other chemicals that is formed when nitrogen oxides, hydrocarbons, and other pollutants react with one another in the presence of sunlight
temperature inversion a condition in which a layer of warm air prevents the rising air from escaping
acid rain rain that is more acidic than normal, caused by the release of molecules of sulfur dioxide and nitrogen oxide into the air
ozone layer the layer of the upper atmosphere about 30 kilometers above Earth's surface where ozone is concentrated
chlorofluorocarbon one of a group of chlorine compounds formerly used in air conditioners and refrigerators
Created by: bekah0515