Question 1

Ice cores provide a climate record for the past________ years.

Accepted Answer

A) 800,000 
B) 2 million 
C) 10 million 
D) 70 million 
A) 800,000 
B) 2 million 
C) 10 million 
D) 70 million A

Question 2

Of the following greenhouse gases,which have actually decreased in atmospheric concentrations during the past 30 years?

Accepted Answer

A) HFCs 
B) Nitrous oxides (N2O) 
C) Chlorofluorocarbons (CFCs) 
D) Methane (CH4)and carbon dioxide (CO2) 
A) HFCs 
B) Nitrous oxides (N2O) 
C) Chlorofluorocarbons (CFCs) 
D) Methane (CH4)and carbon dioxide (CO2) C

Question 3

Per capita emissions of total greenhouse gases are highest in

Accepted Answer

A) less-developed countries (LDCs). 
B) more-developed countries (MDCs). 
C) neither LDCs and MDCs; they are approximately equal. 
D) non-populated areas since greatest emissions associated with volcanic eruptions. 
A) less-developed countries (LDCs). 
B) more-developed countries (MDCs). 
C) neither LDCs and MDCs; they are approximately equal. 
D) non-populated areas since greatest emissions associated with volcanic eruptions. B

Question 4

Methane(CH4)has a higher global warming potential than carbon dioxide (CO2).

Accepted Answer

A) True 
 B)False

Question 5

The interdisciplinary study of the causes and consequences of changing climate for all Earth systems and the sustainability of human societies is

Accepted Answer

A) paleoclimatology. 
B) climate policy. 
C) climate change science. 
D) meteorology. 
A) paleoclimatology. 
B) climate policy. 
C) climate change science. 
D) meteorology.

Question 6

Which of the following is CORRECT regarding Arctic sea ice?

Accepted Answer

A) Summer sea ice reached its minimum extent in 2001 and has gradually increased since then. 
B) In the summer,most to all sea ice melts,only to refreeze in the winter.However,less water has been refreezing over the past decade. 
C) Until recently,seasonal variations in sea ice extent were rare. 
D) Since 1979,summer sea ice minimum extent and winter sea ice maximum extent have declined. 
A) Summer sea ice reached its minimum extent in 2001 and has gradually increased since then. 
B) In the summer,most to all sea ice melts,only to refreeze in the winter.However,less water has been refreezing over the past decade. 
C) Until recently,seasonal variations in sea ice extent were rare. 
D) Since 1979,summer sea ice minimum extent and winter sea ice maximum extent have declined.

Question 7

The annual growth ring added by tree species is known as a varve.

Accepted Answer

A) True 
 B)False

Question 8

Earthʹs climate cycles between warmer and colder periods.

Accepted Answer

A) True 
 B)False

Question 9

As ocean temperatures increase,the oceanʹs ability to dissolve CO2
 diminishes.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is NOT an example of individuals and communities working to mitigate climate change?

Accepted Answer

A) Tree planting in exchange for greenhouse gas credits 
B) Using renewable energy sources. 
C) Protecting and restoring natural habitats. 
D) Farmers using no-till agriculture. 
E) Leaving the decision-making to elected officials. 
A) Tree planting in exchange for greenhouse gas credits 
B) Using renewable energy sources. 
C) Protecting and restoring natural habitats. 
D) Farmers using no-till agriculture. 
E) Leaving the decision-making to elected officials.

Question 11

According to the U.S.Department of Energy,the U.S.could meet the carbon emission reduction targets in the Kyoto Protocol

Accepted Answer

A) at a savings of $7 to $34 billion a year. 
B) without any economic benefits or detriments. 
C) at a cost of approximately $5 to $10 billion a year. 
D) at a cost of approximately $10 to $15 billion a year and with a risk of higher unemployment. 
A) at a savings of $7 to $34 billion a year. 
B) without any economic benefits or detriments. 
C) at a cost of approximately $5 to $10 billion a year. 
D) at a cost of approximately $10 to $15 billion a year and with a risk of higher unemployment.

Question 12

All greenhouse gases contribute equally to global climate change.

Accepted Answer

A) True 
 B)False

Question 13

The Younger Dryas refers to a(n)

Accepted Answer

A) interglacial period,characterized by a general warming trend,lasting since the last glacial maximum (LGM)to the present. 
B) 400 year,from A.D.800 to 1200,period characterized by warmer than normal conditions in the North Atlantic region (e.g.Greenland and Iceland). 
C) brief return to near-glacial conditions during the transition period from the last glacial period to the present interglacial period. 
D) global cooling episode,lasting from approximately A.D.1250 to 1850. 
A) interglacial period,characterized by a general warming trend,lasting since the last glacial maximum (LGM)to the present. 
B) 400 year,from A.D.800 to 1200,period characterized by warmer than normal conditions in the North Atlantic region (e.g.Greenland and Iceland). 
C) brief return to near-glacial conditions during the transition period from the last glacial period to the present interglacial period. 
D) global cooling episode,lasting from approximately A.D.1250 to 1850.

Question 14

Methane(CH4)is the second most prevalent anthropogenic greenhouse gas.

Accepted Answer

A) True 
 B)False

Question 15

Climate change science is an integral part of physical geography and Earth system science.

Accepted Answer

A) True 
 B)False

Question 16

What methods do scientists use to reconstruct both long -term and shorter term climate histories?

Accepted Answer

The primary methods for long-term recons

Question 17

In May 2013,the Mauna Loa Observatory recorded the highest CO 2 concentrations on record.

Accepted Answer

A) True 
 B)False

Question 18

Clouds can create both positive and negative feedback loops in relationship to warming climates.

Accepted Answer

A) True 
 B)False

Question 19

A higher 18O/16O ratio in ocean sediment cores indicates a __________climate,and a higher 18O/16O ratio in ice cores indicates a __________climate.

Accepted Answer

A) cooler; cooler 
B) cooler; warmer 
C) warmer; cooler 
D) warmer; warmer 
A) cooler; cooler 
B) cooler; warmer 
C) warmer; cooler 
D) warmer; warmer

Question 20

The exoskeletons of marine microorganisms provide a valuable clue of past climatic conditions.

Accepted Answer

A) True 
 B)False

Ice cores provide a climate record for the past________ years.

Of the following greenhouse gases,which have actually decreased in atmospheric concentrations during the past 30 years?

Per capita emissions of total greenhouse gases are highest in

Methane(CH₄)has a higher global warming potential than carbon dioxide (CO₂).

The interdisciplinary study of the causes and consequences of changing climate for all Earth systems and the sustainability of human societies is

Which of the following is CORRECT regarding Arctic sea ice?

The annual growth ring added by tree species is known as a varve.

Earthʹs climate cycles between warmer and colder periods.

As ocean temperatures increase,the oceanʹs ability to dissolve CO₂ diminishes.

Which of the following is NOT an example of individuals and communities working to mitigate climate change?

According to the U.S.Department of Energy,the U.S.could meet the carbon emission reduction targets in the Kyoto Protocol

All greenhouse gases contribute equally to global climate change.

The Younger Dryas refers to a(n)

Methane(CH₄)is the second most prevalent anthropogenic greenhouse gas.

Climate change science is an integral part of physical geography and Earth system science.

What methods do scientists use to reconstruct both long -term and shorter term climate histories?

In May 2013,the Mauna Loa Observatory recorded the highest CO 2 concentrations on record.

Clouds can create both positive and negative feedback loops in relationship to warming climates.

A higher ¹⁸O/¹⁶O ratio in ocean sediment cores indicates a climate,and a higher ¹⁸O/¹⁶O ratio in ice cores indicates a climate.

The exoskeletons of marine microorganisms provide a valuable clue of past climatic conditions.

The Science of Geography

The Solar System,sun,and Earth

Energy Balance Essentials

Wind Essentials

Waterʹs Unique Properties

Water on Earth

Review of Earthʹs Climate System

The Pace of Change

Earthʹs Surface Relief Features

Landmass Denudation

Drainage Basins and Drainage Patterns

Global Oceans and Seas

Snow Into Ice--The Basis of Glaciers

Soil Development and Soil Profiles

Energy Flows and Nutrient Cycles

Biogeographic Divisions

Filters

Exam 8: Population Growth and Fossil Fuel Burning the Setting for Climate Change

Ice cores provide a climate record for the past________ years.

Of the following greenhouse gases,which have actually decreased in atmospheric concentrations during the past 30 years?

Per capita emissions of total greenhouse gases are highest in

Methane(CH4)has a higher global warming potential than carbon dioxide (CO2).

The interdisciplinary study of the causes and consequences of changing climate for all Earth systems and the sustainability of human societies is

Which of the following is CORRECT regarding Arctic sea ice?

The annual growth ring added by tree species is known as a varve.

Earthʹs climate cycles between warmer and colder periods.

As ocean temperatures increase,the oceanʹs ability to dissolve CO2 diminishes.

Which of the following is NOT an example of individuals and communities working to mitigate climate change?

According to the U.S.Department of Energy,the U.S.could meet the carbon emission reduction targets in the Kyoto Protocol

All greenhouse gases contribute equally to global climate change.

The Younger Dryas refers to a(n)

Methane(CH4)is the second most prevalent anthropogenic greenhouse gas.

Climate change science is an integral part of physical geography and Earth system science.

What methods do scientists use to reconstruct both long -term and shorter term climate histories?

In May 2013,the Mauna Loa Observatory recorded the highest CO 2 concentrations on record.

Clouds can create both positive and negative feedback loops in relationship to warming climates.

A higher 18O/16O ratio in ocean sediment cores indicates a __________climate,and a higher 18O/16O ratio in ice cores indicates a __________climate.

The exoskeletons of marine microorganisms provide a valuable clue of past climatic conditions.

The Science of Geography

The Solar System,sun,and Earth

Energy Balance Essentials

Wind Essentials

Waterʹs Unique Properties

Water on Earth

Review of Earthʹs Climate System

The Pace of Change

Earthʹs Surface Relief Features

Landmass Denudation

Drainage Basins and Drainage Patterns

Global Oceans and Seas

Snow Into Ice--The Basis of Glaciers

Soil Development and Soil Profiles

Energy Flows and Nutrient Cycles

Biogeographic Divisions

Filters

Methane(CH₄)has a higher global warming potential than carbon dioxide (CO₂).

As ocean temperatures increase,the oceanʹs ability to dissolve CO₂ diminishes.

Methane(CH₄)is the second most prevalent anthropogenic greenhouse gas.

A higher ¹⁸O/¹⁶O ratio in ocean sediment cores indicates a climate,and a higher ¹⁸O/¹⁶O ratio in ice cores indicates a climate.