Question 1

The single largest source of air pollutants is highway vehicles.

Accepted Answer

A) True 
 B)False

Question 2

In the 1970s, the federal Clean Air Act made major strides in reducing air pollution and created this.

Accepted Answer

A)   the Air Pollution Protection Agency
B)   the Environmental Protection Agency
C)   the Sierra Club
D)   the Energy Protection AgencyE) A) and B)
F) A) and C)

Question 3

How does the solar radiation on a clear sunny day act to reduce air pollution?

Accepted Answer

Heating of the ground and lowe...

Question 4

Smoke released from a stack into a very stable air mass would tend to:

Accepted Answer

A)   spread out horizontally but not mix up or down.
B)   mix rapidly downward.
C)   mix both upward and downward.
D)   go almost straight up.
E)   diffuse rapidly in all directions.F) None of the above
G) B) and C)

Question 5

Clear nighttime skies lead to reduced concentrations of pollutants.

Accepted Answer

A) True 
 B)False

Question 6

How does the solar radiation present on a clear day contribute to air pollution? Assume sources of pollutants are present.

Accepted Answer

It forms secondary p...

Question 7

Which one of the following is a secondary pollutant?

Accepted Answer

A)   carbon monoxide
B)   volatile organics
C)   sulfuric acid
D)   particulate matterE) A) and B)
F) B) and C)

Question 8

These are also known as hydrocarbons:________ .

Accepted Answer

The answer of These are also known as hydrocarbons:________ ....

Question 9

List two ways in which the wind acts to reduce air pollution.

Accepted Answer

a) transport of the pollutants...

Question 10

Of the major air pollutants monitored by the EPA, which one is found above recommended levels in more U.S. counties than any other?

Accepted Answer

A)   particulate matter
B)   sulfur dioxide
C)   carbon monoxide
D)   ozoneE) A) and B)
F) None of the above

Question 11

Building tall smokestacks may improve local air quality.

Accepted Answer

A) True 
 B)False

Question 12

Why do you think the winter season contributes to greater air pollution in northern U.S. cities?

Accepted Answer

a) Cold surface temperatures a...

Question 13

This is the general term used for a mixture of solid particles and liquid droplets found in the air.

Accepted Answer

A)   volatile organic compounds
B)   smog
C)   particulate matter
D)   acid precipitationE) B) and C)
F) A) and D)

Question 14

During what part of the day should ozone levels in an urban environment be highest?

Accepted Answer

A)   night (midnight) 
B)   early morning (6 A.M.) 
C)   mid- afternoon
D)   late morning (11 A.M.) E) B) and D)
F) All of the above

Question 15

More than 4000 premature deaths occur in the U.S. every year due to:

Accepted Answer

A)   elevated ozone concentrations.
B)   exposure to acid rain.
C)   exposure to nuclear radiation.
D)   inhalation of particulate matter.E) A) and B)
F) All of the above

Question 16

Building tall smokestacks may contribute to some air pollution problems.

Accepted Answer

A) True 
 B)False

Question 17

Air pollution impacts urban climates in all of the following ways EXCEPT:

Accepted Answer

A)   they decrease the amount of solar energy received at the surface.
B)   they increase the relative humidity.
C)   they provide condensation nuclei and create a cloud seeding effect.
D)   they increase the frequency of fog.E) All of the above
F) B) and C)

Question 18

Photochemical reactions can lead to the formation of secondary pollutants.

Accepted Answer

A) True 
 B)False

Question 19

The standardized indicator used to report daily air quality to the public is called the:

Accepted Answer

A)   Air Quality Index.
B)   Pollution Snapshot.
C)   Air Pollution Indicator.
D)   Criteria Pollutant Summary.E) None of the above
F) B) and C)

Question 20

Air pollution problems seldom occur when winds are weak or calm.

Accepted Answer

A) True 
 B)False

Exam 13: Air Pollution

The standardized indicator used to report daily air quality to the public is called the:

Correct AnswerverifiedShow Answer

In the 1970s, the federal Clean Air Act made major strides in reducing air pollution and created this.

Correct AnswerverifiedShow Answer

Photochemical reactions can lead to the formation of secondary pollutants.

Correct AnswerverifiedShow Answer

How does the solar radiation on a clear sunny day act to reduce air pollution?

Correct AnswerverifiedHeating of the ground and lowe...View AnswerShow Answer

How does the solar radiation present on a clear day contribute to air pollution? Assume sources of pollutants are present.

Correct AnswerverifiedIt forms secondary p...View AnswerShow Answer

More than 4000 premature deaths occur in the U.S. every year due to:

Correct AnswerverifiedShow Answer

Why do you think the winter season contributes to greater air pollution in northern U.S. cities?

Correct Answerverifieda) Cold surface temperatures a...View AnswerShow Answer

Building tall smokestacks may contribute to some air pollution problems.

Correct AnswerverifiedShow Answer

Smoke released from a stack into a very stable air mass would tend to:

Correct AnswerverifiedShow Answer

These are also known as hydrocarbons:________ .

Correct AnswerverifiedShow Answer

List two ways in which the wind acts to reduce air pollution.

Correct Answerverifieda) transport of the pollutants...View AnswerShow Answer

During what part of the day should ozone levels in an urban environment be highest?

Correct AnswerverifiedShow Answer

Building tall smokestacks may improve local air quality.

Correct AnswerverifiedShow Answer

Air pollution problems seldom occur when winds are weak or calm.

Correct AnswerverifiedShow Answer

Clear nighttime skies lead to reduced concentrations of pollutants.

Correct AnswerverifiedShow Answer

Air pollution impacts urban climates in all of the following ways EXCEPT:

Correct AnswerverifiedShow Answer

Which one of the following is a secondary pollutant?

Correct AnswerverifiedShow Answer

This is the general term used for a mixture of solid particles and liquid droplets found in the air.

Correct AnswerverifiedShow Answer

Of the major air pollutants monitored by the EPA, which one is found above recommended levels in more U.S. counties than any other?

Correct AnswerverifiedShow Answer

The single largest source of air pollutants is highway vehicles.

Correct AnswerverifiedShow Answer

Correct Answer
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Heating of the ground and lowe...
View Answer

Correct Answer
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It forms secondary p...
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Correct Answer
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Correct Answer
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a) Cold surface temperatures a...
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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a) transport of the pollutants...
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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