Exam 14: Air Pollution

Which substance is considered a primary pollutant?

Which gas is a major source of indoor pollution?

Instructions: Choose one answer from each pair of selections. Would rain with a pH value of 8.2 be considered ACIDIC or ALKALINE?

Which pollutant is formed during the incomplete combustion of carbon-containing fuels?

Instructions: Choose one answer from each pair of selections. A greater mixing depth would most likely be associated with a(n) STABLE | UNSTABLE atmosphere.

In which area would air pollution typically be higher?

Explain how the semipermanent Pacific high off the coast of California influences the air pollution in the region.

Where was the term smog first used, and why?

Since the 1970s, the overall trend in emissions of primary pollutants in the United States has ____.

Ozone in the stratosphere primarily forms over ____ and is transferred to ____ by stratospheric winds.

Collectively, particles of soot, smoke, dust, and pollen are called ____.

Benzene, a known carcinogen, is an example of a ____.

Which chemical destroys ozone in the stratosphere?

Which condition would act to prevent a high concentration buildup of pollutants near the surface?

Strong winds tend to lower pollutant concentrations through a process called ____.

Prior to the 1950s, the smoke in London smog came primarily from ____.

What compounds would you expect to find downwind of a coal-fired power generation plant?

Instructions: Choose one answer from each pair of selections. Natural rain is slightly ACIDIC | ALKALINE caused by the dissolution of naturally occurring carbon dioxide in precipitation.

Under which of the following conditions would air pollution over a city typically be highest?

How does Los Angeles-type smog differ from London-type smog?