ES Final Review Topic 7

Which of the following pH measurements of rainwater would indicate acid precipitation?

• 7.3

• 6.0

• 4.3

• 9.6

Which of the following contributes most to acid precipitation?

• radon and ozone

• burning of fossil fuels

• ethanol

• all of the above

A true statement about carbon monoxide is that it

• a. can lower the level of oxygen carried in the blood.

• b. is a less harmful pollutant than carbon dioxide.

• c. may cause headaches but not death.

• d. has no effect on fetal development.

Most air pollution is produced by

• a. thermal inversions.

• b. fuel burning.

• c. ozone layer depletion.

• d. volcanic eruptions.

When the acidity of soil increases,

• a. the pH reaches levels as high as 7.0 to 9.0.

• b. some nutrients are dissolved and washed away.

• c. the number of bacteria increases as well.

• d. Both (a) and (b)

Acid precipitation can be traced back to

• a. the burning of fossil fuels.

• b. the use of electrostatic precipitators.

• c. thermal inversions.

• d. the release of particulate matter into the atmosphere.

Light pollution can be decreased by

• a. directing lighting downward.

• b. lighting billboards from below.

• c. using incandescent light bulbs.

• d. increasing the number of lights per block on a city street.

Which of the following activities is the largest producer of primary air pollutants in the United States?

• a. electricity production

• b. healthcare

• c. transportation

• d. agriculture

Temperature inversions work to trap pollution when

• a. cool air above keeps warmer air at the surface from moving upward.

• b. cool air above keeps warmer air at the surface from absorbing solar radiation.

• c. warm air above keeps cooler air at the surface from absorbing solar radiation.

• d. warm air above keeps cooler air at the surface from moving upward.

Which of the following is a secondary pollutant?

• a. hydrocarbon emissions in car exhaust

• b. sulfur dioxide created when electrical power is generated

• c. VOCs released by a dry cleaner

• d. smog formed in the presence of sunlight