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Fifth and Final Set

VET

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12 years ago

Fifth and Final Set

What is a major factor aggravating pollution levels in “brown air cities”?
   A. Sulfur oxides.
   B. Particulates.
   C. Scrubbers.
   D. Sunlight.
   E. Smog.

Mae is working in a developing country predicting the environmental impact of population size. Which factor should she regard as most useful?
   A. Education.
   B. Per capita consumption.
   C. Technological development.
   D. Life expectancy.
   E. Immigration rate.

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chemb

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12 years ago

Quote from: VET (12 years ago)

What is a major factor aggravating pollution levels in “brown air cities”?
   A. Sulfur oxides.
   B. Particulates.
   C. Scrubbers.
   D. Sunlight.
   E. Smog.

Brown-air cities are typically located in warm, dry, and sunny climates. In brown-air cities atmospheric hydrocarbons and nitrogen oxides from automobiles and power plants react in the presence of sunlight.

So D.

Quote from: VET (12 years ago)

Mae is working in a developing country predicting the environmental impact of population size. Which factor should she regard as most useful?
   A. Education.
   B. Per capita consumption.
   C. Technological development.
   D. Life expectancy.
   E. Immigration rate.

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