What Are the Major Sources of Air Pollutants in the United

question 15

Multiple Choice

What are the major sources of air pollutants in the United States?

• A) agriculture and chemical processing
• B) evaporation (especially in the Southwest) and desertification
• C) hydropower and biomass consumption
• D) deforestation and topsoil depletion
• E) industry and transportation

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Definitions:

Electrical Charge

A physical property that causes matter to experience a force when placed in an electromagnetic field.

Electrolytes

Minerals in the body fluids that carry an electric charge, important in numerous physiological processes including muscle function and fluid balance.

Conduct Electricity

The ability of a material to allow the flow of charge or electric current through it.

Covalent Bonds

Chemical bonds formed by the sharing of electron pairs between atoms, providing stability in molecular structures.