Question 1

What has happened since the Industrial Revolution?

Accepted Answer

A) Human population growth rates have decreased with a subsequent decrease in the warming trend that characterized pre-Industrial Revolution times. 
B) Global temperatures rapidly increased,then steadied out over the past 25 to 30 years. 
C) Global temperatures have continued to warm at accelerating rates. 
D) No observable warming or cooling trends have occurred,rather temperatures have oscillated between warm and cold periods. 
A) Human population growth rates have decreased with a subsequent decrease in the warming trend that characterized pre-Industrial Revolution times. 
B) Global temperatures rapidly increased,then steadied out over the past 25 to 30 years. 
C) Global temperatures have continued to warm at accelerating rates. 
D) No observable warming or cooling trends have occurred,rather temperatures have oscillated between warm and cold periods.

Question 2

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

Accepted Answer

A) True 
 B)False

Question 3

Which is the science that studies the past climates of Earth?

Accepted Answer

A) Climate change science. 
B) Meteorology. 
C) Paleoclimatology. 
D) Dendrochronology. 
A) Climate change science. 
B) Meteorology. 
C) Paleoclimatology. 
D) Dendrochronology.

Question 4

According to the Intergovernmental Panel on Climate Change (IPCC),warming of the climate system is unequivocal.

Accepted Answer

A) True 
 B)False

Question 5

Ice cores provide a longer,but less detailed climate record than ocean sediment cores.

Accepted Answer

A) True 
 B)False

Question 6

The Younger Dryas,the Medieval Climate Anomaly,and the Little Ice Age demonstrate that climates naturally fluctuate.

Accepted Answer

A) True 
 B)False

Question 7

According to climate simulations using GCMs,natural climate forcing,alone,cannot account for the increases in global temperature trends.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is not considered an important carbon sink?

Accepted Answer

A) The oceans. 
B) Rocks. 
C) Forest and soils. 
D) Farmlands. 
A) The oceans. 
B) Rocks. 
C) Forest and soils. 
D) Farmlands.

Question 9

To what does the term 'Milankovitch cycles' refer?

Accepted Answer

A) Changes in Earth-Sun relationships,namely Earth's orbit around the sun,Earth's axial rotation,and Earth's axial tilt. 
B) Cyclical changes in solar irradiance caused by increases and decreases in sunspot activity. 
C) Increases and decreases in atmospheric gases and aerosols,primarily caused by natural activity such as volcanic activity and changes in net primary productivity. 
D) Tectonic changes in continental position and topographic changes from orogeny,erosion,and mass wasting. 
A) Changes in Earth-Sun relationships,namely Earth's orbit around the sun,Earth's axial rotation,and Earth's axial tilt. 
B) Cyclical changes in solar irradiance caused by increases and decreases in sunspot activity. 
C) Increases and decreases in atmospheric gases and aerosols,primarily caused by natural activity such as volcanic activity and changes in net primary productivity. 
D) Tectonic changes in continental position and topographic changes from orogeny,erosion,and mass wasting.

Question 10

The world's highest rates of deforestation (based on the Deforestation Index),a significant factor in global warming,are occurring in Brazil.

Accepted Answer

A) True 
 B)False

Question 11

As ocean temperatures increase,the ability of oceans to dissolve CO2 is diminished.

Accepted Answer

A) True 
 B)False

Question 12

Thawing of tundra due to warming temperatures results in more carbon released from tundra soils than is absorbed.

Accepted Answer

A) True 
 B)False

Question 13

Both the 16O and 18O oxygen isotopes occur in water molecules and can be used for isotopic analysis to reconstruct past climates.

Accepted Answer

A) True 
 B)False

Question 14

All greenhouse gases contribute equally to global climate change.

Accepted Answer

A) True 
 B)False

Question 15

Which is the most recent epoch of repeated glaciation on Earth?

Accepted Answer

A) Holocene. 
B) Pleistocene. 
C) Pliocene. 
D) Miocene. 
A) Holocene. 
B) Pleistocene. 
C) Pliocene. 
D) Miocene.

Question 16

Earth's elliptical orbit around the sun (eccentricity)is mostly constant,only changing negligibly over a 100 000 year period.

Accepted Answer

A) True 
 B)False

Question 17

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

Accepted Answer

A) Climate change science. 
B) Meteorology. 
C) Paleoclimatology. 
D) Climate policy. 
A) Climate change science. 
B) Meteorology. 
C) Paleoclimatology. 
D) Climate policy.

Question 18

There are many hypotheses about overall climate change.Which of the following is correct?

Accepted Answer

A) In agreement with Milankovitch forcing,increased atmospheric carbon dioxide (CO2)causes temperatures to cool. 
B) Scientists can definitively (100% certainty)attribute climate changes to anthropogenic causes alone. 
C) Global warming affects the climate at tropical and equatorial regions,while not affecting the polar latitudes. 
D) Human activities have increased the amount of atmospheric greenhouse gases. 
A) In agreement with Milankovitch forcing,increased atmospheric carbon dioxide (CO2)causes temperatures to cool. 
B) Scientists can definitively (100% certainty)attribute climate changes to anthropogenic causes alone. 
C) Global warming affects the climate at tropical and equatorial regions,while not affecting the polar latitudes. 
D) Human activities have increased the amount of atmospheric greenhouse gases.

Question 19

Over the last two decades,the Antarctic ice sheet has lost mass.However,the Greenland ice sheet has actually gained mass due to increased winter precipitation.

Accepted Answer

A) True 
 B)False

Question 20

The last glacial maximum (LGM)refers to the duration of the last period of glaciation.

Accepted Answer

A) True 
 B)False

What has happened since the Industrial Revolution?

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

Which is the science that studies the past climates of Earth?

According to the Intergovernmental Panel on Climate Change (IPCC),warming of the climate system is unequivocal.

Ice cores provide a longer,but less detailed climate record than ocean sediment cores.

The Younger Dryas,the Medieval Climate Anomaly,and the Little Ice Age demonstrate that climates naturally fluctuate.

According to climate simulations using GCMs,natural climate forcing,alone,cannot account for the increases in global temperature trends.

Which of the following is not considered an important carbon sink?

To what does the term 'Milankovitch cycles' refer?

The world's highest rates of deforestation (based on the Deforestation Index),a significant factor in global warming,are occurring in Brazil.

As ocean temperatures increase,the ability of oceans to dissolve CO2 is diminished.

Thawing of tundra due to warming temperatures results in more carbon released from tundra soils than is absorbed.

Both the 16O and 18O oxygen isotopes occur in water molecules and can be used for isotopic analysis to reconstruct past climates.

All greenhouse gases contribute equally to global climate change.

Which is the most recent epoch of repeated glaciation on Earth?

Earth's elliptical orbit around the sun (eccentricity)is mostly constant,only changing negligibly over a 100 000 year period.

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

There are many hypotheses about overall climate change.Which of the following is correct?

Over the last two decades,the Antarctic ice sheet has lost mass.However,the Greenland ice sheet has actually gained mass due to increased winter precipitation.

The last glacial maximum (LGM)refers to the duration of the last period of glaciation.

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters

Exam 11: Climate Change

What has happened since the Industrial Revolution?

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

Which is the science that studies the past climates of Earth?

According to the Intergovernmental Panel on Climate Change (IPCC),warming of the climate system is unequivocal.

Ice cores provide a longer,but less detailed climate record than ocean sediment cores.

The Younger Dryas,the Medieval Climate Anomaly,and the Little Ice Age demonstrate that climates naturally fluctuate.

According to climate simulations using GCMs,natural climate forcing,alone,cannot account for the increases in global temperature trends.

Which of the following is not considered an important carbon sink?

To what does the term 'Milankovitch cycles' refer?

The world's highest rates of deforestation (based on the Deforestation Index),a significant factor in global warming,are occurring in Brazil.

As ocean temperatures increase,the ability of oceans to dissolve CO2 is diminished.

Thawing of tundra due to warming temperatures results in more carbon released from tundra soils than is absorbed.

Both the 16O and 18O oxygen isotopes occur in water molecules and can be used for isotopic analysis to reconstruct past climates.

All greenhouse gases contribute equally to global climate change.

Which is the most recent epoch of repeated glaciation on Earth?

Earth's elliptical orbit around the sun (eccentricity)is mostly constant,only changing negligibly over a 100 000 year period.

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

There are many hypotheses about overall climate change.Which of the following is correct?

Over the last two decades,the Antarctic ice sheet has lost mass.However,the Greenland ice sheet has actually gained mass due to increased winter precipitation.

The last glacial maximum (LGM)refers to the duration of the last period of glaciation.

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters