Question 1

A positive-feedback mechanism tends to produce results that are opposite of the initial change and tend to offset it.

Accepted Answer

A) True 
 B)False

Question 2

Sunspot activity tends to follow a cycle of roughly:

Accepted Answer

A) 500 years. 
B) 100 years. 
C) 30 years. 
D) 11 years. 
E) 26,000 years. 
A) 500 years. 
B) 100 years. 
C) 30 years. 
D) 11 years. 
E) 26,000 years.

Question 3

Carbon dioxide gas is a strong absorber of solar radiation.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following is NOT associated with the astronomical theory of climate change?

Accepted Answer

A) precession 
B) eccentricity 
C) obliquity 
D) lunar phases 
A) precession 
B) eccentricity 
C) obliquity 
D) lunar phases

Question 5

Carbon dioxide is released to the atmosphere as vegetation decays.

Accepted Answer

A) True 
 B)False

Question 6

Which regions on Earth have displayed the greatest temperature anomalies in 2010 (based on the 1951-1980 average)?

Accepted Answer

A) the oceans 
B) the subtropics 
C) the high latitudes 
D) All regions have warmed equally. 
A) the oceans 
B) the subtropics 
C) the high latitudes 
D) All regions have warmed equally.

Question 7

The cryosphere consists of

Accepted Answer

A) ice and snow. 
B) rock and soil. 
C) plants and animals. 
D) air. 
E) Antarctica and New Zealand. 
A) ice and snow. 
B) rock and soil. 
C) plants and animals. 
D) air. 
E) Antarctica and New Zealand.

Question 8

Which of the following is NOT a greenhouse gas?

Accepted Answer

A) methane 
B) CFCs 
C) water vapor 
D) argon 
E) carbon dioxide 
A) methane 
B) CFCs 
C) water vapor 
D) argon 
E) carbon dioxide

Question 9

If the tilt of the earth's axis changes,how does this affect the temperature change across the seasons?

Accepted Answer

A) no consistent relation exists 
B) more tilt,smaller seasonal change 
C) less tilt,smaller seasonal change 
D) less tilt,larger seasonal change 
A) no consistent relation exists 
B) more tilt,smaller seasonal change 
C) less tilt,smaller seasonal change 
D) less tilt,larger seasonal change

Question 10

Most experts agree that the process of global warming can be reversed within a few years if there is sufficient global cooperation.

Accepted Answer

A) True 
 B)False

Question 11

Studies have shown that the sea level:

Accepted Answer

A) has lowered about 10 centimeters over the last 100 years. 
B) should drop over the next 100 years. 
C) should not change significantly over the next 100 years. 
D) has risen at least 10 centimeters over the last 100 years. 
E) has not changed measurably over the last 100 years. 
A) has lowered about 10 centimeters over the last 100 years. 
B) should drop over the next 100 years. 
C) should not change significantly over the next 100 years. 
D) has risen at least 10 centimeters over the last 100 years. 
E) has not changed measurably over the last 100 years.

Question 12

What influence does the reduction in water evaporation noted in the question above have upon temperatures in a city?

Accepted Answer

Temperatures will be warmer si

Question 13

Which of the following is a greenhouse gas?

Accepted Answer

A) carbon 
B) carbon monoxide 
C) oxygen 
D) nitrous oxide 
A) carbon 
B) carbon monoxide 
C) oxygen 
D) nitrous oxide

Question 14

What property of glacial ice helps climatologists to reconstruct the CO₂ concentrations of the atmosphere during the past?

Accepted Answer

A) The ratio of oxygen isotopes in the ice. 
B) The contents of the air bubbles trapped in the ice. 
C) The amount of volcanic ash frozen in the ice. 
D) The amount of ¹⁶O in the water. 
A) The ratio of oxygen isotopes in the ice. 
B) The contents of the air bubbles trapped in the ice. 
C) The amount of volcanic ash frozen in the ice. 
D) The amount of ¹⁶O in the water.

Question 15

The climate system consists of the:

Accepted Answer

A) cryosphere. 
B) atmosphere. 
C) hydrosphere. 
D) just the cryosphere and atmosphere. 
E) the cryosphere,atmosphere,hydrosphere,biosphere,and solid Earth. 
A) cryosphere. 
B) atmosphere. 
C) hydrosphere. 
D) just the cryosphere and atmosphere. 
E) the cryosphere,atmosphere,hydrosphere,biosphere,and solid Earth.

Question 16

The combustion of coal and oil is a major source of which greenhouse gas?

Accepted Answer

A) ozone 
B) carbon dioxide 
C) CFCs 
D) methane 
A) ozone 
B) carbon dioxide 
C) CFCs 
D) methane

Question 17

There is insufficient data to determine with a strong degree of certainty that solar variability affects climate.

Accepted Answer

A) True 
 B)False

Question 18

Global warming is not expected to involve changes in rainfall.

Accepted Answer

A) True 
 B)False

Question 19

Oxygen-isotope analysis:

Accepted Answer

A) has been shown to be of little or no use in the study of past climatic changes. 
B) makes use of the fact that as temperatures decreases,the amount of ¹⁸O found in precipitation increases. 
C) relies on the fact that ¹⁶O evaporates from the ocean more readily than ¹⁸O. 
D) is very simple. 
A) has been shown to be of little or no use in the study of past climatic changes. 
B) makes use of the fact that as temperatures decreases,the amount of ¹⁸O found in precipitation increases. 
C) relies on the fact that ¹⁶O evaporates from the ocean more readily than ¹⁸O. 
D) is very simple.

Question 20

What is the primary goal of a paleoclimatologist?

Accepted Answer

A) to prove that climate change caused the dinosaur mass extinction 
B) to reconstruct past climates 
C) to study the impacts of volcanic eruptions on climate 
D) to find explanations for current global climate change 
A) to prove that climate change caused the dinosaur mass extinction 
B) to reconstruct past climates 
C) to study the impacts of volcanic eruptions on climate 
D) to find explanations for current global climate change

A positive-feedback mechanism tends to produce results that are opposite of the initial change and tend to offset it.

Sunspot activity tends to follow a cycle of roughly:

Carbon dioxide gas is a strong absorber of solar radiation.

Which of the following is NOT associated with the astronomical theory of climate change?

Carbon dioxide is released to the atmosphere as vegetation decays.

Which regions on Earth have displayed the greatest temperature anomalies in 2010 (based on the 1951-1980 average)?

The cryosphere consists of

Which of the following is NOT a greenhouse gas?

If the tilt of the earth's axis changes,how does this affect the temperature change across the seasons?

Most experts agree that the process of global warming can be reversed within a few years if there is sufficient global cooperation.

Studies have shown that the sea level:

What influence does the reduction in water evaporation noted in the question above have upon temperatures in a city?

Which of the following is a greenhouse gas?

What property of glacial ice helps climatologists to reconstruct the CO₂ concentrations of the atmosphere during the past?

The climate system consists of the:

The combustion of coal and oil is a major source of which greenhouse gas?

There is insufficient data to determine with a strong degree of certainty that solar variability affects climate.

Global warming is not expected to involve changes in rainfall.

Oxygen-isotope analysis:

What is the primary goal of a paleoclimatologist?

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Air Pressure and Winds

Circulation of the Atmosphere

Air Masses

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

World Climates

Optical Phenomena of the Atmosphere

Filters

Exam 14: The Changing Climate

A positive-feedback mechanism tends to produce results that are opposite of the initial change and tend to offset it.

Sunspot activity tends to follow a cycle of roughly:

Carbon dioxide gas is a strong absorber of solar radiation.

Which of the following is NOT associated with the astronomical theory of climate change?

Carbon dioxide is released to the atmosphere as vegetation decays.

Which regions on Earth have displayed the greatest temperature anomalies in 2010 (based on the 1951-1980 average)?

The cryosphere consists of

Which of the following is NOT a greenhouse gas?

If the tilt of the earth's axis changes,how does this affect the temperature change across the seasons?

Most experts agree that the process of global warming can be reversed within a few years if there is sufficient global cooperation.

Studies have shown that the sea level:

What influence does the reduction in water evaporation noted in the question above have upon temperatures in a city?

Which of the following is a greenhouse gas?

What property of glacial ice helps climatologists to reconstruct the CO₂ concentrations of the atmosphere during the past?

The climate system consists of the:

The combustion of coal and oil is a major source of which greenhouse gas?

There is insufficient data to determine with a strong degree of certainty that solar variability affects climate.

Global warming is not expected to involve changes in rainfall.

Oxygen-isotope analysis:

What is the primary goal of a paleoclimatologist?

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Air Pressure and Winds

Circulation of the Atmosphere

Air Masses

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

World Climates

Optical Phenomena of the Atmosphere

Filters