Question 1

The main ingredient in photochemical smog is

Accepted Answer

A) ozone. 
B) particulate matter. 
C) nitrogen dioxide. 
D) carbon monoxide. 
E) carbon dioxide. 
A) ozone. 
B) particulate matter. 
C) nitrogen dioxide. 
D) carbon monoxide. 
E) carbon dioxide.

Question 2

Trace the changing temperature of the atmosphere from Earth's surface to the top of the thermosphere.

Accepted Answer

The answer of Trace the changing temperature of the atmosphere...

Question 3

Which of the following lists the correct sequence of gases,from most to least ,in terms of percentage within the homosphere?

Accepted Answer

A) nitrogen,argon,oxygen,xenon,carbon dioxide 
B) nitrogen,oxygen,argon,carbon dioxide,trace gases 
C) oxygen,ozone,nitrogen,PAN,carbon dioxide 
D) oxygen,nitrogen,neon,hydrocarbons,carbon dioxide 
E) nitrogen,carbon dioxide,oxygen,argon,trace gases. 
A) nitrogen,argon,oxygen,xenon,carbon dioxide 
B) nitrogen,oxygen,argon,carbon dioxide,trace gases 
C) oxygen,ozone,nitrogen,PAN,carbon dioxide 
D) oxygen,nitrogen,neon,hydrocarbons,carbon dioxide 
E) nitrogen,carbon dioxide,oxygen,argon,trace gases.

Question 4

Which is true of the amount of CO₂ in our atmosphere?

Accepted Answer

A) the level of CO₂ is currently more than 386 ppm. 
B) the level of CO₂ has been increasing at the rate of 0.001% per year since 2000. 
C) the level of CO₂ increased at the rate of 111.1% per year from 1990 to 1999. 
D) the level of CO₂ is lower than at any time in the past 800 000 years. 
E) the level of CO₂ is currently less than 386 ppm. 
A) the level of CO₂ is currently more than 386 ppm. 
B) the level of CO₂ has been increasing at the rate of 0.001% per year since 2000. 
C) the level of CO₂ increased at the rate of 111.1% per year from 1990 to 1999. 
D) the level of CO₂ is lower than at any time in the past 800 000 years. 
E) the level of CO₂ is currently less than 386 ppm.

Question 5

The atmosphere can be studied using three basic criteria: composition,temperature,and function.Discuss these three classifications,giving relevant details of each.

Accepted Answer

The answer of The atmosphere can be studied using three...

Question 6

Temperatures decrease with increasing altitude in what two atmospheric layers?

Accepted Answer

A) troposphere and mesosphere 
B) troposphere and stratosphere 
C) stratosphere and mesosphere 
D) stratosphere and thermosphere 
E) temperature decreases with increasing altitude in all layers of the atmosphere. 
A) troposphere and mesosphere 
B) troposphere and stratosphere 
C) stratosphere and mesosphere 
D) stratosphere and thermosphere 
E) temperature decreases with increasing altitude in all layers of the atmosphere.

Question 7

Half of Earth's atmosphere lies below an elevation of ________ meters.

Accepted Answer

A) 14,000 
B) 11 000 
C) 8300 
D) 5500 
E) 500 
A) 14,000 
B) 11 000 
C) 8300 
D) 5500 
E) 500

Question 8

Given that the temperature of the thermosphere is more than 1200°C,it would melt a spacecraft that stayed within it.

Accepted Answer

A) True 
 B)False

Question 9

Particulate matter has been associated with higher medical expenses.

Accepted Answer

A) True 
 B)False

Question 10

Problems with air pollution occurred as far back in time as the Roman period (2000 years ago).

Accepted Answer

A) True 
 B)False

Question 11

Both nitrogen dioxide and sulfur dioxide are principally produced by automobiles.

Accepted Answer

A) True 
 B)False

Question 12

PAN in the lower troposphere

Accepted Answer

A) is principally related to sulfur dioxides. 
B) is formed by particulates such as dust,dirt,soot,and ash. 
C) damages and kills plant tissue but does not appear to affect people. 
D) is emitted from the tail pipes of automobiles i.e. ,it comes directly from automobile exhaust. 
E) is a form of particulate matter that is quickly washed from the atmosphere. 
A) is principally related to sulfur dioxides. 
B) is formed by particulates such as dust,dirt,soot,and ash. 
C) damages and kills plant tissue but does not appear to affect people. 
D) is emitted from the tail pipes of automobiles i.e. ,it comes directly from automobile exhaust. 
E) is a form of particulate matter that is quickly washed from the atmosphere.

Question 13

Variable atmospheric components refer to

Accepted Answer

A) only natural gases and materials. 
B) nitrogen,oxygen,argon,and carbon dioxide. 
C) natural sources of dust and aerosols,such as volcanic dust and forest fire smoke,but nothing anthropogenic (human-caused). 
D) both natural and anthropogenic gases and materials. 
E) only anthropogenic gases and materials. 
A) only natural gases and materials. 
B) nitrogen,oxygen,argon,and carbon dioxide. 
C) natural sources of dust and aerosols,such as volcanic dust and forest fire smoke,but nothing anthropogenic (human-caused). 
D) both natural and anthropogenic gases and materials. 
E) only anthropogenic gases and materials.

Question 14

Captain Kittenger came close to the speed of sound during his record-breaking sky dive.

Accepted Answer

A) True 
 B)False

Question 15

The highest temperatures in the atmosphere occur in the ________ because ________.

Accepted Answer

A) troposphere infrared radiation from the ground heats this layer more than any other layer 
B) stratosphere methane is such an effective greenhouse gas 
C) thermosphere carbon dioxide has accumulated to very high levels in this layer 
D) thermosphere it is in intense contact with high energy solar radiation 
E) mesosphere high intensity solar radiation causes strong chemical reactions with ozone,and this heats the layer to very high temperatures. 
A) troposphere infrared radiation from the ground heats this layer more than any other layer 
B) stratosphere methane is such an effective greenhouse gas 
C) thermosphere carbon dioxide has accumulated to very high levels in this layer 
D) thermosphere it is in intense contact with high energy solar radiation 
E) mesosphere high intensity solar radiation causes strong chemical reactions with ozone,and this heats the layer to very high temperatures.

Question 16

The region of the atmosphere that is so evenly mixed that it behaves as if it were a single gas is the

Accepted Answer

A) homosphere. 
B) heterosphere. 
C) exosphere. 
D) thermosphere. 
E) ozonosphere. 
A) homosphere. 
B) heterosphere. 
C) exosphere. 
D) thermosphere. 
E) ozonosphere.

Question 17

Which of the following is true?

Accepted Answer

A) seventy-five percent of the atmosphere occurs below 10,700 m. 
B) ninety percent of the atmosphere is below 1000 m. 
C) all but 0.001 percent of the atmosphere is accounted for within the troposphere. 
D) ninety percent of the atmosphere is above the tropopause at 16,000 m. 
E) air pressure does not change with altitude. 
A) seventy-five percent of the atmosphere occurs below 10,700 m. 
B) ninety percent of the atmosphere is below 1000 m. 
C) all but 0.001 percent of the atmosphere is accounted for within the troposphere. 
D) ninety percent of the atmosphere is above the tropopause at 16,000 m. 
E) air pressure does not change with altitude.

Question 18

Three criteria used for classification of the atmosphere explained in the text are

Accepted Answer

A) structure,origin,temperature. 
B) structure,origin,evolution. 
C) composition,origin,evolution. 
D) composition,temperature,and function. 
E) evolution,composition,and function 
A) structure,origin,temperature. 
B) structure,origin,evolution. 
C) composition,origin,evolution. 
D) composition,temperature,and function. 
E) evolution,composition,and function

Question 19

Air pressure is only exerted downward.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is true of chlorofluorocarbons?

Accepted Answer

A) they can easily be eliminated as they are used for so few manufacturing processes as to be unimportant. 
B) they are used in refrigeration systems,as propellants in spray cans,and to make foam products. 
C) they are used for storing chemicals in large manufacturing facilities. 
D) they are unregulated in developing countries,so do not need to be regulated in North America. 
E) they contribute to small changes in carbon dioxide levels. 
A) they can easily be eliminated as they are used for so few manufacturing processes as to be unimportant. 
B) they are used in refrigeration systems,as propellants in spray cans,and to make foam products. 
C) they are used for storing chemicals in large manufacturing facilities. 
D) they are unregulated in developing countries,so do not need to be regulated in North America. 
E) they contribute to small changes in carbon dioxide levels.

Exam 3: Earth's Modern Atmosphere

The main ingredient in photochemical smog is

Trace the changing temperature of the atmosphere from Earth's surface to the top of the thermosphere.

Which of the following lists the correct sequence of gases,from most to least ,in terms of percentage within the homosphere?

Which is true of the amount of CO₂ in our atmosphere?

The atmosphere can be studied using three basic criteria: composition,temperature,and function.Discuss these three classifications,giving relevant details of each.

Temperatures decrease with increasing altitude in what two atmospheric layers?

Half of Earth's atmosphere lies below an elevation of ________ meters.

Given that the temperature of the thermosphere is more than 1200°C,it would melt a spacecraft that stayed within it.

Particulate matter has been associated with higher medical expenses.

Problems with air pollution occurred as far back in time as the Roman period (2000 years ago).

Both nitrogen dioxide and sulfur dioxide are principally produced by automobiles.

PAN in the lower troposphere

Variable atmospheric components refer to

Captain Kittenger came close to the speed of sound during his record-breaking sky dive.

The highest temperatures in the atmosphere occur in the ________ because ________.

The region of the atmosphere that is so evenly mixed that it behaves as if it were a single gas is the

Which of the following is true?

Three criteria used for classification of the atmosphere explained in the text are

Air pressure is only exerted downward.

Which of the following is true of chlorofluorocarbons?

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

Climate Systems and Climate Change

The Dynamic Planet

Tectonics, Earthquakes, and Volcanism

Weathering, Karst Landscapes, and Mass Movement

River Systems and Landforms

Eolian Processes and Arid Landscapes

The Oceans, Coastal Processes, and Landforms

Glacial and Periglacial Processes and Landforms

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Earth and the Human Denominator

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The highest temperatures in the atmosphere occur in the because .