Question 1

What is the result of the reaction of automobile exhaust and ultraviolet light?

Accepted Answer

A) The reaction produces photochemical smog. 
B) The reaction produces industrial smog. 
C) The reaction is affecting the stratospheric ozone concentration. 
D) The reaction forms smoke and fog. 
A) The reaction produces photochemical smog. 
B) The reaction produces industrial smog. 
C) The reaction is affecting the stratospheric ozone concentration. 
D) The reaction forms smoke and fog.

Question 2

Evaluate the economic costs and benefits of the Clean Air Act.Based on the cost benefit analysis,make an argument for either strengthening or weakening the Clean Air Act.

Accepted Answer

In 2010,be

Question 3

Oxygen is a by-product of photosynthesis.

Accepted Answer

A) True 
 B)False

Question 4

Anthropogenic air pollution is limited to urban areas.

Accepted Answer

A) True 
 B)False

Question 5

The ozone layer protects the surface of Earth from most of the incoming ultraviolet radiation.

Accepted Answer

A) True 
 B)False

Question 6

Why are humans and other living things not crushed by the pressure of the atmosphere?

Accepted Answer

A) Atmospheric pressure increases with altitude and is,therefore,lowest near the surface of Earth. 
B) While the atmosphere exerts pressure,it is a negligible amount. 
C) Humans and other living things exert pressure outward,counterbalancing atmospheric pressure. 
D) The tropopause serves as a buffer against the pressure exerted by the atmosphere. 
A) Atmospheric pressure increases with altitude and is,therefore,lowest near the surface of Earth. 
B) While the atmosphere exerts pressure,it is a negligible amount. 
C) Humans and other living things exert pressure outward,counterbalancing atmospheric pressure. 
D) The tropopause serves as a buffer against the pressure exerted by the atmosphere.

Question 7

Why is the US Clean Air Act important?

Accepted Answer

A) It has resulted in the significant reduction in various atmospheric pollutants. 
B) It is proposed legislation to address climate change. 
C) It was ratified by the U.S.Congress in 1987. 
D) It has not met its stated objectives,so is targeted for review. 
A) It has resulted in the significant reduction in various atmospheric pollutants. 
B) It is proposed legislation to address climate change. 
C) It was ratified by the U.S.Congress in 1987. 
D) It has not met its stated objectives,so is targeted for review.

Question 8

What do the changing percentages of various gases in the atmosphere indicate about mechanisms that control the composition of the atmosphere?

Accepted Answer

A) The changes indicate that the composition of gases is totally controlled by the amount and type of gases given off during volcanic eruptions. 
B) The changes indicate that the composition of gases is totally controlled by the composition of comets and meteors that strike Earth. 
C) The changes indicate that the composition of gases is to a significant extent controlled by biological processes occurring on Earth. 
D) The changes indicate that the composition of gases is exclusively controlled by chemical reactions between sunlight and the gases in the atmosphere. 
A) The changes indicate that the composition of gases is totally controlled by the amount and type of gases given off during volcanic eruptions. 
B) The changes indicate that the composition of gases is totally controlled by the composition of comets and meteors that strike Earth. 
C) The changes indicate that the composition of gases is to a significant extent controlled by biological processes occurring on Earth. 
D) The changes indicate that the composition of gases is exclusively controlled by chemical reactions between sunlight and the gases in the atmosphere.

Question 9

About half of Earth's crust consists of compounds containing which of the following?

Accepted Answer

A) Nitrogen. 
B) Argon. 
C) Carbon dioxide. 
D) Oxygen. 
A) Nitrogen. 
B) Argon. 
C) Carbon dioxide. 
D) Oxygen.

Question 10

With what is industrial smog associated?

Accepted Answer

A) It is associated with photochemistry. 
B) It is principally associated with coal-burning industries. 
C) It is a phenomenon associated with an amplification of sunlight intensity. 
D) It is principally associated with transportation. 
A) It is associated with photochemistry. 
B) It is principally associated with coal-burning industries. 
C) It is a phenomenon associated with an amplification of sunlight intensity. 
D) It is principally associated with transportation.

Question 11

What is the Ultraviolet Index?

Accepted Answer

A) It is an index that measures the amount of ultraviolet radiation intercepted by the upper atmosphere. 
B) It is an index used to report the quantity of ultraviolet radiation that can be absorbed by total stratospheric ozone per minute. 
C) It is an index that was developed to help people deal with the expected risk of exposure to the Sun and ultraviolet radiation related skin damage. 
D) It is an outdated measure of solar radiation input. 
A) It is an index that measures the amount of ultraviolet radiation intercepted by the upper atmosphere. 
B) It is an index used to report the quantity of ultraviolet radiation that can be absorbed by total stratospheric ozone per minute. 
C) It is an index that was developed to help people deal with the expected risk of exposure to the Sun and ultraviolet radiation related skin damage. 
D) It is an outdated measure of solar radiation input.

Question 12

In terms of incoming solar radiation (insolation),which is the correct order from space to the surface of Earth?

Accepted Answer

A) Troposphere,stratosphere,mesosphere,thermosphere. 
B) Thermosphere,mesosphere,stratosphere,troposphere. 
C) Mesosphere,thermosphere,troposphere,stratosphere. 
D) Stratosphere,troposphere,thermosphere,mesosphere. 
A) Troposphere,stratosphere,mesosphere,thermosphere. 
B) Thermosphere,mesosphere,stratosphere,troposphere. 
C) Mesosphere,thermosphere,troposphere,stratosphere. 
D) Stratosphere,troposphere,thermosphere,mesosphere.

Question 13

Based on function,how is the atmosphere classified?

Accepted Answer

A) Into five regions beginning with the outermost thermosphere. 
B) Into two functional areas that absorb radiation from the Sun. 
C) Into one continuous region. 
D) Into the troposphere and the stratosphere. 
A) Into five regions beginning with the outermost thermosphere. 
B) Into two functional areas that absorb radiation from the Sun. 
C) Into one continuous region. 
D) Into the troposphere and the stratosphere.

Question 14

Which of the following is true of the mesosphere?

Accepted Answer

A) It contains clouds that are visible at night. 
B) Temperatures are uniform through the zone. 
C) It is the warmest layer of the atmosphere. 
D) It has the greatest vertical extent of all atmospheric layers. 
A) It contains clouds that are visible at night. 
B) Temperatures are uniform through the zone. 
C) It is the warmest layer of the atmosphere. 
D) It has the greatest vertical extent of all atmospheric layers.

Question 15

At what elevation is the solar constant measured?

Accepted Answer

A) The outer boundary of the exosphere (32 000 km). 
B) The top of the atmosphere (480 km). 
C) The top of the stratosphere (50 km). 
D) The top of the troposphere (12 km). 
A) The outer boundary of the exosphere (32 000 km). 
B) The top of the atmosphere (480 km). 
C) The top of the stratosphere (50 km). 
D) The top of the troposphere (12 km).

Question 16

Carbon dioxide is currently increasing at the rate of 3.1% per year.

Accepted Answer

A) True 
 B)False

Question 17

List and describe at least five natural sources of air pollution,as well as the source and effects of at least eight human-generated air pollutants.

Accepted Answer

Natural: volcanoes,forest fire

Question 18

Which of the following is true of Earth's atmosphere?

Accepted Answer

A) It allows gamma rays and X-rays reach the surface. 
B) The ozonosphere and ionosphere shield the surface from harmful radiation. 
C) Variable gases are the dominant gases in the atmosphere. 
D) It is denser at higher altitudes. 
A) It allows gamma rays and X-rays reach the surface. 
B) The ozonosphere and ionosphere shield the surface from harmful radiation. 
C) Variable gases are the dominant gases in the atmosphere. 
D) It is denser at higher altitudes.

Question 19

Given the pH scale is logarithmic where each whole number represents a tenfold increase,a rain with a pH of 3 is how many times more acidic than rain with a pH of 7?

Accepted Answer

A) 3) 
B) 4) 
C) 100. 
D) 10 000. 
A) 3) 
B) 4) 
C) 100. 
D) 10 000.

Question 20

Skin damage resulting from exposure to the Sun is cumulative; i.e.,the skin never completely heals from previous sunburns.

Accepted Answer

A) True 
 B)False

What is the result of the reaction of automobile exhaust and ultraviolet light?

Evaluate the economic costs and benefits of the Clean Air Act.Based on the cost benefit analysis,make an argument for either strengthening or weakening the Clean Air Act.

Oxygen is a by-product of photosynthesis.

Anthropogenic air pollution is limited to urban areas.

The ozone layer protects the surface of Earth from most of the incoming ultraviolet radiation.

Why are humans and other living things not crushed by the pressure of the atmosphere?

Why is the US Clean Air Act important?

What do the changing percentages of various gases in the atmosphere indicate about mechanisms that control the composition of the atmosphere?

About half of Earth's crust consists of compounds containing which of the following?

With what is industrial smog associated?

What is the Ultraviolet Index?

In terms of incoming solar radiation (insolation),which is the correct order from space to the surface of Earth?

Based on function,how is the atmosphere classified?

Which of the following is true of the mesosphere?

At what elevation is the solar constant measured?

Carbon dioxide is currently increasing at the rate of 3.1% per year.

List and describe at least five natural sources of air pollution,as well as the source and effects of at least eight human-generated air pollutants.

Which of the following is true of Earth's atmosphere?

Given the pH scale is logarithmic where each whole number represents a tenfold increase,a rain with a pH of 3 is how many times more acidic than rain with a pH of 7?

Skin damage resulting from exposure to the Sun is cumulative; i.e.,the skin never completely heals from previous sunburns.

Essentials of Geography

Solar Energy to Earth and the Seasons

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters

Exam 3: Earths Modern Atmosphere

What is the result of the reaction of automobile exhaust and ultraviolet light?

Evaluate the economic costs and benefits of the Clean Air Act.Based on the cost benefit analysis,make an argument for either strengthening or weakening the Clean Air Act.

Oxygen is a by-product of photosynthesis.

Anthropogenic air pollution is limited to urban areas.

The ozone layer protects the surface of Earth from most of the incoming ultraviolet radiation.

Why are humans and other living things not crushed by the pressure of the atmosphere?

Why is the US Clean Air Act important?

What do the changing percentages of various gases in the atmosphere indicate about mechanisms that control the composition of the atmosphere?

About half of Earth's crust consists of compounds containing which of the following?

With what is industrial smog associated?

What is the Ultraviolet Index?

In terms of incoming solar radiation (insolation),which is the correct order from space to the surface of Earth?

Based on function,how is the atmosphere classified?

Which of the following is true of the mesosphere?

At what elevation is the solar constant measured?

Carbon dioxide is currently increasing at the rate of 3.1% per year.

List and describe at least five natural sources of air pollution,as well as the source and effects of at least eight human-generated air pollutants.

Which of the following is true of Earth's atmosphere?

Given the pH scale is logarithmic where each whole number represents a tenfold increase,a rain with a pH of 3 is how many times more acidic than rain with a pH of 7?

Skin damage resulting from exposure to the Sun is cumulative; i.e.,the skin never completely heals from previous sunburns.

Essentials of Geography

Solar Energy to Earth and the Seasons

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters