Question 1

Sea level rises with increasing global temperature because:

Accepted Answer

A)  glaciers melt, adding water to the oceans 
B)  the ocean water warms, therefore condensing 
C)  the ocean water warms, therefore expanding 
D)  both A and B 
E)  both A and C 
A)  glaciers melt, adding water to the oceans 
B)  the ocean water warms, therefore condensing 
C)  the ocean water warms, therefore expanding 
D)  both A and B 
E)  both A and C

Question 2

What evidence is indicative that glaciers once existed in an area?

Accepted Answer

A)  glacial till deposits 
B)  horizontally aligned sediment deposits 
C)  striations scratched in outcrops 
D)  both A and C 
A)  glacial till deposits 
B)  horizontally aligned sediment deposits 
C)  striations scratched in outcrops 
D)  both A and C

Question 3

Glacial melting causes:

Accepted Answer

A)  no detectable change in sea level, because of the large volume of the ocean. 
B)  a decrease in sea level. 
C)  an increase in sea level. 
D)  a decrease in average temperature. 
A)  no detectable change in sea level, because of the large volume of the ocean. 
B)  a decrease in sea level. 
C)  an increase in sea level. 
D)  a decrease in average temperature.

Question 4

A data record that substitutes for direct instrumental measurements is called a

Accepted Answer

A)  variation. 
B)  paleoclimate. 
C)  correlation. 
D)  proxy. 
A)  variation. 
B)  paleoclimate. 
C)  correlation. 
D)  proxy.

Question 5

Which of the following is a storage reservoir for carbon?

Accepted Answer

A)  rocks 
B)  ocean water 
C)  soil 
D)  all of the above 
A)  rocks 
B)  ocean water 
C)  soil 
D)  all of the above

Question 6

Increased cultivation of forest land for agriculture:

Accepted Answer

A)  increases albedo. 
B)  decreases albedo. 
C)  has no effect on albedo. 
D)  causes global decrease in temperature. 
A)  increases albedo. 
B)  decreases albedo. 
C)  has no effect on albedo. 
D)  causes global decrease in temperature.

Question 7

Tree rings can give insight into past:

Accepted Answer

A)  moisture and temperature. 
B)  fire and disease. 
C)  air pollution. 
D)  both A and B. 
A)  moisture and temperature. 
B)  fire and disease. 
C)  air pollution. 
D)  both A and B.

Question 8

Proxy data used to estimate global temperatures of the past suggest that:

Accepted Answer

A)  the earth is warming at an unusual rate. 
B)  the earth is warming at a rate consistent with natural causes. 
C)  the earth is cooling at an unusual rate. 
D)  the earth is cooling at a rate consistent with natural causes. 
A)  the earth is warming at an unusual rate. 
B)  the earth is warming at a rate consistent with natural causes. 
C)  the earth is cooling at an unusual rate. 
D)  the earth is cooling at a rate consistent with natural causes.

Question 9

El Niño causes:

Accepted Answer

A)  excess rain. 
B)  decreased evaporation. 
C)  increased strength of the trade winds. 
D)  both B and C. 
A)  excess rain. 
B)  decreased evaporation. 
C)  increased strength of the trade winds. 
D)  both B and C.

Question 10

To calculate average global temperature, climatologists:

Accepted Answer

A)  divide the global map by proximity to the ocean. 
B)  divide the global map into regions by their elevation. 
C)  divide the global map into 5° by 5° boxes, making a grid system. 
D)  divide the global map by surface type. 
A)  divide the global map by proximity to the ocean. 
B)  divide the global map into regions by their elevation. 
C)  divide the global map into 5° by 5° boxes, making a grid system. 
D)  divide the global map by surface type.

Question 11

La Niña causes:

Accepted Answer

A)  excess rain. 
B)  decreased evaporation. 
C)  increased strength of the equatorial current. 
D)  both B and C. 
A)  excess rain. 
B)  decreased evaporation. 
C)  increased strength of the equatorial current. 
D)  both B and C.

Question 12

With no increase in greenhouse gas emissions, computer modeling predicts a rise in overall global temperature because:

Accepted Answer

A)  heat will be absorbed by the ocean causing overall warming. 
B)  heat will be absorbed by the earth's surface causing overall warming. 
C)  more heat is expected to radiate from the earth's surface. 
D)  heat will radiate from ocean water that warmed in previous years. 
A)  heat will be absorbed by the ocean causing overall warming. 
B)  heat will be absorbed by the earth's surface causing overall warming. 
C)  more heat is expected to radiate from the earth's surface. 
D)  heat will radiate from ocean water that warmed in previous years.

Question 13

How do volcanoes influence overall climate?

Accepted Answer

A)  a permanent warming 
B)  a temporary warming 
C)  a permanent cooling 
D)  a temporary cooling 
A)  a permanent warming 
B)  a temporary warming 
C)  a permanent cooling 
D)  a temporary cooling

Question 14

What caused the glacial expansion that occurred in the 18th to early 19th century?

Accepted Answer

A)  efforts to prevent global warming 
B)  "The Little Ice Age" 
C)  a decrease in the use of fossil fuels 
D)  a decrease in sea level 
A)  efforts to prevent global warming 
B)  "The Little Ice Age" 
C)  a decrease in the use of fossil fuels 
D)  a decrease in sea level

Question 15

The Sun is the source of heat energy that determines:

Accepted Answer

A)  air temperature. 
B)  drives winds. 
C)  controls precipitation patterns. 
D)  all of the above. 
A)  air temperature. 
B)  drives winds. 
C)  controls precipitation patterns. 
D)  all of the above.

Question 16

Increased ice-melting leads to more sea water, which warms the earth, creating a snowball effect. True or false?

Accepted Answer

A) True 
 B)False

Question 17

What changes back up the idea that a global temperature increase is occurring?

Accepted Answer

A)  decreasing sea ice 
B)  rising sea level 
C)  shrinking glaciers 
D)  all of the above 
A)  decreasing sea ice 
B)  rising sea level 
C)  shrinking glaciers 
D)  all of the above

Question 18

What are the Milankovitch cycles?

Accepted Answer

A)  the movement of Earth that causes climate change 
B)  the movement of ocean water that causes climate change 
C)  the changes in the amount of carbon being absorbed by the ocean 
D)  the changes in the amount of radiation being absorbed by the atmosphere 
A)  the movement of Earth that causes climate change 
B)  the movement of ocean water that causes climate change 
C)  the changes in the amount of carbon being absorbed by the ocean 
D)  the changes in the amount of radiation being absorbed by the atmosphere

Question 19

The wavelength of incoming radiation compared to outgoing radiation is:

Accepted Answer

A)  incoming has a longer wavelength than outgoing. 
B)  incoming has a shorter wavelength than outgoing. 
C)  the wavelength is equal between the two. 
D)  outgoing has shorter wavelength than incoming. 
A)  incoming has a longer wavelength than outgoing. 
B)  incoming has a shorter wavelength than outgoing. 
C)  the wavelength is equal between the two. 
D)  outgoing has shorter wavelength than incoming.

Question 20

Decreasing the sulfur emissions from coal has:

Accepted Answer

A)  contributed to the warming temperatures. 
B)  caused some cooling to occur, but not enough to combat greenhouse gases. 
C)  decreased the amount of acid rain. 
D)  both A and C. 
A)  contributed to the warming temperatures. 
B)  caused some cooling to occur, but not enough to combat greenhouse gases. 
C)  decreased the amount of acid rain. 
D)  both A and C.

Exam 21: Global Warming: Real Time Change in the Earth System

Sea level rises with increasing global temperature because:

What evidence is indicative that glaciers once existed in an area?

Glacial melting causes:

A data record that substitutes for direct instrumental measurements is called a

Which of the following is a storage reservoir for carbon?

Increased cultivation of forest land for agriculture:

Tree rings can give insight into past:

Proxy data used to estimate global temperatures of the past suggest that:

El Niño causes:

To calculate average global temperature, climatologists:

La Niña causes:

With no increase in greenhouse gas emissions, computer modeling predicts a rise in overall global temperature because:

How do volcanoes influence overall climate?

What caused the glacial expansion that occurred in the 18th to early 19th century?

The Sun is the source of heat energy that determines:

Increased ice-melting leads to more sea water, which warms the earth, creating a snowball effect. True or false?

What changes back up the idea that a global temperature increase is occurring?

What are the Milankovitch cycles?

The wavelength of incoming radiation compared to outgoing radiation is:

Decreasing the sulfur emissions from coal has:

Why Study Earth

Minerals: Building Blocks of the Planet

Rocks and Rock-Forming Processes

Formation of Magma and Igneous Rocks

Formation of Sediment and Sedimentary Rocks

Formation of Metamorphic Rocks

Earth Materials As Time Keepers

Earth Materials As Time Keepers

Making Earth

Motion Inside Earth

Deformation of Rocks

Global Tectonics: Plates and Plumes

Tectonics and Surface Relief

Soil Formation and Landscape Stability

Mass Movements: Landscapes in Motion

Streams: Flowing Water Shapes the Landscape

Water Flowing Underground

Glaciers: Cold-Climate Sculptors of Continents

Shorelines: Changing Landscapes Where Land Meets Sea

Wind: a Global Geologic Process

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