Question 1

The______ the tilt of the earth, the smaller the temperature difference between summer and winter.

Accepted Answer

The answer of The______ the tilt of the earth, the...

Question 2

The acronym GCM stands for:

Accepted Answer

A)  general circulation model. 
B)  general climatological map. 
C)  global climate model. 
D)  greater circulation mode. 
A)  general circulation model. 
B)  general climatological map. 
C)  global climate model. 
D)  greater circulation mode.

Question 3

The large plates that make up the outer portion of the earth move approximately a few_______ per year.

Accepted Answer

A)  kilometers 
B)  meters 
C)  centimeters 
D)  micrometers 
E)  millimeters 
A)  kilometers 
B)  meters 
C)  centimeters 
D)  micrometers 
E)  millimeters

Question 4

The most likely explanation for evidence of glacial activity in places such as Africa and Australia is:

Accepted Answer

A)  volcanic activity. 
B)  ozone depletion. 
C)  global warming. 
D)  plate tectonics. 
E)  oxygen isotope changes. 
A)  volcanic activity. 
B)  ozone depletion. 
C)  global warming. 
D)  plate tectonics. 
E)  oxygen isotope changes.

Question 5

The atmosphere's CO2 content is rising. Which one of the following is a significant contributor to this increase?

Accepted Answer

A)  aerosol spray cans 
B)  deforestation 
C)  rice paddies 
D)  refrigerant leakage 
A)  aerosol spray cans 
B)  deforestation 
C)  rice paddies 
D)  refrigerant leakage

Question 6

Which of the following is NOT a greenhouse gas?

Accepted Answer

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

Question 7

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

Accepted Answer

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

Question 8

It is likely that an increase in global temperature would result in an increase in cloud cover. Which of the following statements BEST describes the total impact of additional clouds on the Earth system?

Accepted Answer

A)  Clouds provide an exclusively positive- feedback response to warming. 
B)  Clouds provide an exclusively negative- feedback response to warming. 
C)  Clouds provide both positive- feedback and negative- feedback responses to warming. 
D)  Clouds provide neither positive- feedback nor negative feedback responses to warming. 
A)  Clouds provide an exclusively positive- feedback response to warming. 
B)  Clouds provide an exclusively negative- feedback response to warming. 
C)  Clouds provide both positive- feedback and negative- feedback responses to warming. 
D)  Clouds provide neither positive- feedback nor negative feedback responses to warming.

Question 9

Sunspot activity tends to follow a cycle of roughly:

Accepted Answer

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

Question 10

In addition to their role in depleting stratospheric ozone, ________are also effective greenhouse gases.

Accepted Answer

A)  nitrous oxides 
B)  volatile organic compounds 
C)  primary pollutants 
D)  cholorofluorocarbons 
A)  nitrous oxides 
B)  volatile organic compounds 
C)  primary pollutants 
D)  cholorofluorocarbons

Question 11

Which of the following is a trace greenhouse gas?

Accepted Answer

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

Question 12

At what star does the North Pole point at the opposite extreme from its current position?

Accepted Answer

A)  Vega 
B)  Milky Way 
C)  Polaris 
D)  Alpha Centuri 
A)  Vega 
B)  Milky Way 
C)  Polaris 
D)  Alpha Centuri

Question 13

The length of time that a volcanic eruption impacts the climate is largely determined by:

Accepted Answer

A)  how much ash is emitted. 
B)  the amount of water evaporated. 
C)  how much gas is emitted. 
D)  whether the ash or gas reaches the stratosphere. 
E)  the explosive force of the eruption. 
A)  how much ash is emitted. 
B)  the amount of water evaporated. 
C)  how much gas is emitted. 
D)  whether the ash or gas reaches the stratosphere. 
E)  the explosive force of the eruption.

Question 14

Carbon dioxide gas is a strong absorber of solar radiation.

Accepted Answer

A) True 
 B)False

Question 15

Which association is NOT correct?

Accepted Answer

A)  obliquity - 41,000 years 
B)  precession - 13,000 years 
C)  eccentricity - 100,000 years 
A)  obliquity - 41,000 years 
B)  precession - 13,000 years 
C)  eccentricity - 100,000 years

Question 16

Increased cloudiness as a result of warmer temperatures could provide both positive and negative feedbacks in the climate system.

Accepted Answer

A) True 
 B)False

Question 17

Methane is naturally produced by bacteria in_________ environments.

Accepted Answer

A)  high pressure 
B)  anaerobic 
C)  very cold 
D)  isotopic 
A)  high pressure 
B)  anaerobic 
C)  very cold 
D)  isotopic

Question 18

Long- term climate change evidence is in reasonable agreement with predictions from the astronomical theory.

Accepted Answer

A) True 
 B)False

Question 19

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

Accepted Answer

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

Question 20

What is the primary goal of a paleoclimatologist?

Accepted Answer

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

The______ the tilt of the earth, the smaller the temperature difference between summer and winter.

The acronym GCM stands for:

The large plates that make up the outer portion of the earth move approximately a few_______ per year.

The most likely explanation for evidence of glacial activity in places such as Africa and Australia is:

The atmosphere's CO₂content is rising. Which one of the following is a significant contributor to this increase?

Which of the following is NOT a greenhouse gas?

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

It is likely that an increase in global temperature would result in an increase in cloud cover. Which of the following statements BEST describes the total impact of additional clouds on the Earth system?

Sunspot activity tends to follow a cycle of roughly:

In addition to their role in depleting stratospheric ozone, ________are also effective greenhouse gases.

Which of the following is a trace greenhouse gas?

At what star does the North Pole point at the opposite extreme from its current position?

The length of time that a volcanic eruption impacts the climate is largely determined by:

Carbon dioxide gas is a strong absorber of solar radiation.

Which association is NOT correct?

Increased cloudiness as a result of warmer temperatures could provide both positive and negative feedbacks in the climate system.

Methane is naturally produced by bacteria in_________ environments.

Long- term climate change evidence is in reasonable agreement with predictions from the astronomical theory.

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

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

The______ the tilt of the earth, the smaller the temperature difference between summer and winter.

The acronym GCM stands for:

The large plates that make up the outer portion of the earth move approximately a few_______ per year.

The most likely explanation for evidence of glacial activity in places such as Africa and Australia is:

The atmosphere's CO2 content is rising. Which one of the following is a significant contributor to this increase?

Which of the following is NOT a greenhouse gas?

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

It is likely that an increase in global temperature would result in an increase in cloud cover. Which of the following statements BEST describes the total impact of additional clouds on the Earth system?

Sunspot activity tends to follow a cycle of roughly:

In addition to their role in depleting stratospheric ozone, ________are also effective greenhouse gases.

Which of the following is a trace greenhouse gas?

At what star does the North Pole point at the opposite extreme from its current position?

The length of time that a volcanic eruption impacts the climate is largely determined by:

Carbon dioxide gas is a strong absorber of solar radiation.

Which association is NOT correct?

Increased cloudiness as a result of warmer temperatures could provide both positive and negative feedbacks in the climate system.

Methane is naturally produced by bacteria in_________ environments.

Long- term climate change evidence is in reasonable agreement with predictions from the astronomical theory.

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

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

The atmosphere's CO₂content is rising. Which one of the following is a significant contributor to this increase?