Question 1

​____ may be the most important weather element in terms of the impact on humans.

Accepted Answer

A)  ​Volcanoes 
B)  ​Temperature 
C)  ​Precipitation 
D)  ​Tornadoes 
E)  ​Clouds 
A)  ​Volcanoes 
B)  ​Temperature 
C)  ​Precipitation 
D)  ​Tornadoes 
E)  ​Clouds

Question 2

​In the chemical weathering-CO2 feedback, as chemical weathering increases, ____.

Accepted Answer

A)  ​the amount of CO2 in the atmosphere stabilizes 
B)  ​the amount of CO2 in the atmosphere decreases 
C)  ​the amount of CO2 in the atmosphere increases 
D)  ​Earth's climate begins to warm 
E)  ​more water vapor evaporates from the oceans 
A)  ​the amount of CO2 in the atmosphere stabilizes 
B)  ​the amount of CO2 in the atmosphere decreases 
C)  ​the amount of CO2 in the atmosphere increases 
D)  ​Earth's climate begins to warm 
E)  ​more water vapor evaporates from the oceans

Question 3

​If Earth were in a warming trend, which of the processes below would most likely act as a negative feedback mechanism?

Accepted Answer

A)  ​increasing the water vapor content of the air 
B)  ​increasing the snow cover around the Earth 
C)  ​decreasing the amount of low stratified cloud cover around the globe 
D)  ​increasing the carbon dioxide content of the air 
E)  ​decreasing the snow cover in middle and high latitudes 
A)  ​increasing the water vapor content of the air 
B)  ​increasing the snow cover around the Earth 
C)  ​decreasing the amount of low stratified cloud cover around the globe 
D)  ​increasing the carbon dioxide content of the air 
E)  ​decreasing the snow cover in middle and high latitudes

Question 4

What is radiative equilibrium and how is it influenced by greenhouse gases?​

Accepted Answer

When the rate of the incoming solar ener

Question 5

​Throughout much of Earth's history, the global climate was probably ____ it is today.

Accepted Answer

A)  ​much colder than 
B)  ​slightly cooler than 
C)  ​much warmer than 
D)  ​much wetter than 
E)  ​about the same as 
A)  ​much colder than 
B)  ​slightly cooler than 
C)  ​much warmer than 
D)  ​much wetter than 
E)  ​about the same as

Question 6

Climate models predict that, by the end of this century, increasing concentrations of greenhouse gases will result in an additional global warming that could be as much as several degrees Celsius.​

Accepted Answer

A) True 
 B)False

Question 7

Describe the Milankovitch theory of climatic change by explaining how each of the three cycles alters the amount of solar energy reaching Earth.

Accepted Answer

The first cycle deals with changes in th

Question 8

​Overall, the most prevalent greenhouse gas in the atmosphere is ____.

Accepted Answer

A)  ​methane (CH4) 
B)  ​nitrous oxide (N2O) 
C)  ​chlorofluorocarbon (CF
C)  
D)  ​carbon dioxide (CO2) 
E)  ​sulfur dioxide (SO2) 
A)  ​methane (CH4) 
B)  ​nitrous oxide (N2O) 
C)  ​chlorofluorocarbon (CF
C)  
D)  ​carbon dioxide (CO2) 
E)  ​sulfur dioxide (SO2)

Question 9

How does the Theory of Plate Tectonics explain climate change over periods of millions of years?​

Accepted Answer

According to plate tectonics, the now ex

Question 10

​Glaciers form over land where temperatures are sufficiently low so that, during the course of a year, ____.

Accepted Answer

A)  ​ice crystallization does not occur 
B)  ​snow will not accumulate 
C)  ​snow compaction does not occur 
D)  ​less snow falls than will melt 
E)  ​more snow falls than will melt 
A)  ​ice crystallization does not occur 
B)  ​snow will not accumulate 
C)  ​snow compaction does not occur 
D)  ​less snow falls than will melt 
E)  ​more snow falls than will melt

Question 11

Explain why it is important not to base opinions of global warming on a specific weather event, such as an extremely cold winter in North America. Provide examples to support your answer.​

Accepted Answer

Global warming in any given year is smal

Question 12

​Global temperatures probably have not varied by more than ____ during the past 10,000 years.

Accepted Answer

A)  ​0.5°C 
B)  ​1°C 
C)  ​2°C 
D)  ​4°C 
E)  ​5°C 
A)  ​0.5°C 
B)  ​1°C 
C)  ​2°C 
D)  ​4°C 
E)  ​5°C

Question 13

As oceans cool, they remove more CO2 from the atmosphere​.

Accepted Answer

A) True 
 B)False

Question 14

Everything else being equal, the more CO2 in the atmosphere, the ____________________the surface air.

Accepted Answer

Question 15

Why did periods of glacial advance in higher latitudes of the Northern Hemisphere tend to occur with cooler summers, but not necessarily with cooler winters?​

Accepted Answer

For snow to fall, the surface air temper

Question 16

​The greatest warming experienced over the globe in the last 100 years has occurred in ____.

Accepted Answer

A)  ​Greenland and the mid-latitude continents in summer and fall 
B)  ​the United States in winter and spring 
C)  ​parts of Antarctica during the entire year 
D)  ​the arctic and over the mid-latitude continents in winter and spring 
E)  ​the oceans of the Southern Hemisphere and parts of Antarctica in spring and summer 
A)  ​Greenland and the mid-latitude continents in summer and fall 
B)  ​the United States in winter and spring 
C)  ​parts of Antarctica during the entire year 
D)  ​the arctic and over the mid-latitude continents in winter and spring 
E)  ​the oceans of the Southern Hemisphere and parts of Antarctica in spring and summer

Question 17

​The Sun's energy output, called brightness, varies by ____ with sunspot activity.

Accepted Answer

A)  ​less than 1 percent 
B)  ​about 2 percent 
C)  ​about 5 percent 
D)  ​about 10 percent 
E)  ​more than 15 percent 
A)  ​less than 1 percent 
B)  ​about 2 percent 
C)  ​about 5 percent 
D)  ​about 10 percent 
E)  ​more than 15 percent

Question 18

An increase of 0.85°C is insignificant when compared with temperature changes over thousands of years.​

Accepted Answer

A) True 
 B)False

Question 19

​____________________ are huge magnetic storms on the Sun that show up as cooler (darker) regions on the Sun's surface.

Accepted Answer

The answer of ​____________________ are huge magnetic storms on the...

Question 20

The ice began to retreat about 14,700 Ya as surface temperatures slowly rose, producing a(n) ______ spell called the Bölling-Alleröd period.​

Accepted Answer

The answer of The ice began to retreat about 14,700...

____ may be the most important weather element in terms of the impact on humans.

In the chemical weathering-CO₂ feedback, as chemical weathering increases, ____.

If Earth were in a warming trend, which of the processes below would most likely act as a negative feedback mechanism?

What is radiative equilibrium and how is it influenced by greenhouse gases?

Throughout much of Earth's history, the global climate was probably ____ it is today.

Climate models predict that, by the end of this century, increasing concentrations of greenhouse gases will result in an additional global warming that could be as much as several degrees Celsius.

Describe the Milankovitch theory of climatic change by explaining how each of the three cycles alters the amount of solar energy reaching Earth.

Overall, the most prevalent greenhouse gas in the atmosphere is ____.

How does the Theory of Plate Tectonics explain climate change over periods of millions of years?

Glaciers form over land where temperatures are sufficiently low so that, during the course of a year, ____.

Explain why it is important not to base opinions of global warming on a specific weather event, such as an extremely cold winter in North America. Provide examples to support your answer.

Global temperatures probably have not varied by more than ____ during the past 10,000 years.

As oceans cool, they remove more CO₂ from the atmosphere.

Everything else being equal, the more CO₂ in the atmosphere, the ____________________the surface air.

Why did periods of glacial advance in higher latitudes of the Northern Hemisphere tend to occur with cooler summers, but not necessarily with cooler winters?

The greatest warming experienced over the globe in the last 100 years has occurred in ____.

The Sun's energy output, called brightness, varies by ____ with sunspot activity.

An increase of 0.85°C is insignificant when compared with temperature changes over thousands of years.

____________________ are huge magnetic storms on the Sun that show up as cooler (darker) regions on the Sun's surface.

The ice began to retreat about 14,700 Ya as surface temperatures slowly rose, producing a(n) ______ spell called the Bölling-Alleröd period.

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind - Small-Scale and Local Systems

Wind - Global Systems

Air Masses and Fronts

Middle Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Exam 18: Global Climate

​____ may be the most important weather element in terms of the impact on humans.

​In the chemical weathering-CO2 feedback, as chemical weathering increases, ____.

​If Earth were in a warming trend, which of the processes below would most likely act as a negative feedback mechanism?

What is radiative equilibrium and how is it influenced by greenhouse gases?​

​Throughout much of Earth's history, the global climate was probably ____ it is today.

Climate models predict that, by the end of this century, increasing concentrations of greenhouse gases will result in an additional global warming that could be as much as several degrees Celsius.​

Describe the Milankovitch theory of climatic change by explaining how each of the three cycles alters the amount of solar energy reaching Earth.

​Overall, the most prevalent greenhouse gas in the atmosphere is ____.

How does the Theory of Plate Tectonics explain climate change over periods of millions of years?​

​Glaciers form over land where temperatures are sufficiently low so that, during the course of a year, ____.

Explain why it is important not to base opinions of global warming on a specific weather event, such as an extremely cold winter in North America. Provide examples to support your answer.​

​Global temperatures probably have not varied by more than ____ during the past 10,000 years.

As oceans cool, they remove more CO2 from the atmosphere​.

Everything else being equal, the more CO2 in the atmosphere, the ____________________the surface air.

Why did periods of glacial advance in higher latitudes of the Northern Hemisphere tend to occur with cooler summers, but not necessarily with cooler winters?​

​The greatest warming experienced over the globe in the last 100 years has occurred in ____.

​The Sun's energy output, called brightness, varies by ____ with sunspot activity.

An increase of 0.85°C is insignificant when compared with temperature changes over thousands of years.​

​____________________ are huge magnetic storms on the Sun that show up as cooler (darker) regions on the Sun's surface.

The ice began to retreat about 14,700 Ya as surface temperatures slowly rose, producing a(n) ______ spell called the Bölling-Alleröd period.​

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind - Small-Scale and Local Systems

Wind - Global Systems

Air Masses and Fronts

Middle Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

____ may be the most important weather element in terms of the impact on humans.

In the chemical weathering-CO₂ feedback, as chemical weathering increases, ____.

If Earth were in a warming trend, which of the processes below would most likely act as a negative feedback mechanism?

What is radiative equilibrium and how is it influenced by greenhouse gases?

Throughout much of Earth's history, the global climate was probably ____ it is today.

Climate models predict that, by the end of this century, increasing concentrations of greenhouse gases will result in an additional global warming that could be as much as several degrees Celsius.

Overall, the most prevalent greenhouse gas in the atmosphere is ____.

How does the Theory of Plate Tectonics explain climate change over periods of millions of years?

Glaciers form over land where temperatures are sufficiently low so that, during the course of a year, ____.

Explain why it is important not to base opinions of global warming on a specific weather event, such as an extremely cold winter in North America. Provide examples to support your answer.

Global temperatures probably have not varied by more than ____ during the past 10,000 years.

As oceans cool, they remove more CO₂ from the atmosphere.

Everything else being equal, the more CO₂ in the atmosphere, the ____________________the surface air.

Why did periods of glacial advance in higher latitudes of the Northern Hemisphere tend to occur with cooler summers, but not necessarily with cooler winters?

The greatest warming experienced over the globe in the last 100 years has occurred in ____.

The Sun's energy output, called brightness, varies by ____ with sunspot activity.

An increase of 0.85°C is insignificant when compared with temperature changes over thousands of years.

____________________ are huge magnetic storms on the Sun that show up as cooler (darker) regions on the Sun's surface.

The ice began to retreat about 14,700 Ya as surface temperatures slowly rose, producing a(n) ______ spell called the Bölling-Alleröd period.