Question 1

How have global temperatures changed over the last 800,000 years?

Accepted Answer

A)  They have been constant. 
B)  They have been increasing. 
C)  They have been decreasing. 
D)  They have increased and decreased many times. 
E)  There is no way to know how global temperatures have changed with our current knowledge. 
A)  They have been constant. 
B)  They have been increasing. 
C)  They have been decreasing. 
D)  They have increased and decreased many times. 
E)  There is no way to know how global temperatures have changed with our current knowledge.

Question 2

Which gas comprises most of the atmosphere?

Accepted Answer

A)  oxygen 
B)  carbon dioxide 
C)  methane 
D)  nitrogen 
E)  argon 
A)  oxygen 
B)  carbon dioxide 
C)  methane 
D)  nitrogen 
E)  argon

Question 3

Of the incoming solar radiation that reaches the top of Earth's atmosphere,about how much of it makes it through the atmosphere and is absorbed by Earth's surface?

Accepted Answer

The answer of Of the incoming solar radiation that reaches...

Question 4

What is the largest potential global impact associated with the melting of the frozen peat in northern Canada and Siberia?

Accepted Answer

A)  The melting of the peat will release a large amount of carbon dioxide into the atmosphere. 
B)  The melting of the peat will cause for a positive feedback loop as the release of methane will cause an increase in temperature and, consequently, more melting. 
C)  It will cause an increase in fossil fuel use as people would need to move away from the area. 
D)  The change in temperature will cause for an increase in water content in the subsurface leading to the lubrication of faults and ultimately increased earthquake activity. 
E)  The melting of the peat will release a large amount of water vapour into the atmosphere. 
A)  The melting of the peat will release a large amount of carbon dioxide into the atmosphere. 
B)  The melting of the peat will cause for a positive feedback loop as the release of methane will cause an increase in temperature and, consequently, more melting. 
C)  It will cause an increase in fossil fuel use as people would need to move away from the area. 
D)  The change in temperature will cause for an increase in water content in the subsurface leading to the lubrication of faults and ultimately increased earthquake activity. 
E)  The melting of the peat will release a large amount of water vapour into the atmosphere.

Question 5

What two factors are often used for basic classification of global climate zones?

Accepted Answer

A)  average monthly temperature and precipitation 
B)  average monthly temperature and latitude 
C)  average rainfall and atmospheric pressure 
D)  atmospheric pressure and average monthly temperature 
E)  average cloud cover and proximity to ocean 
A)  average monthly temperature and precipitation 
B)  average monthly temperature and latitude 
C)  average rainfall and atmospheric pressure 
D)  atmospheric pressure and average monthly temperature 
E)  average cloud cover and proximity to ocean

Question 6

Today we live in an interglacial interval.What was the name of the last glacial interval and when did it end?

Accepted Answer

The last glacial int

Question 7

The greenhouse effect is completely natural and necessary for human life to exist on Earth.

Accepted Answer

A) True 
 B)False

Question 8

What is solar forcing?

Accepted Answer

Solar forcing refers to variat

Question 9

During an El Niño event

Accepted Answer

A)  the water in the eastern equatorial Pacific is warmer than normal. 
B)  southern California experiences severe drought conditions. 
C)  the trade winds intensify. 
D)  Indonesia receives higher rainfall than normal. 
E)  warm water moves westward across the equatorial Pacific Ocean. 
A)  the water in the eastern equatorial Pacific is warmer than normal. 
B)  southern California experiences severe drought conditions. 
C)  the trade winds intensify. 
D)  Indonesia receives higher rainfall than normal. 
E)  warm water moves westward across the equatorial Pacific Ocean.

Question 10

How might global warming contribute to more intense hurricanes?

Accepted Answer

Hurricanes derive their fuel from evapor

Question 11

Certain trees can serve as good proxy indicators of climate change because

Accepted Answer

A)  they record changes in carbon dioxide in the atmosphere. 
B)  they record changes in oxygen in the atmosphere. 
C)  they grow larger in warmer climates. 
D)  they live longer in warmer climates. 
E)  they are subject to moisture and temperature stress. 
A)  they record changes in carbon dioxide in the atmosphere. 
B)  they record changes in oxygen in the atmosphere. 
C)  they grow larger in warmer climates. 
D)  they live longer in warmer climates. 
E)  they are subject to moisture and temperature stress.

Question 12

The frozen part of the hydrosphere comprising snow,sea and glacier ice,and permafrost is called the

Accepted Answer

A)  the troposphere. 
B)  the atmosphere. 
C)  the cryosphere. 
D)  the stratosphere. 
E)  the thermosphere. 
A)  the troposphere. 
B)  the atmosphere. 
C)  the cryosphere. 
D)  the stratosphere. 
E)  the thermosphere.

Question 13

Most of the sun's incoming solar radiation is absorbed by the Earth's surface.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following greenhouse gases makes the largest contribution to the anthropogenic greenhouse effect?

Accepted Answer

A)  carbon dioxide 
B)  methane 
C)  nitrous oxide 
D)  ozone 
E)  CFC-11 
A)  carbon dioxide 
B)  methane 
C)  nitrous oxide 
D)  ozone 
E)  CFC-11

Question 15

The interglacial interval we are living in now is called the Pleistocene Epoch.

Accepted Answer

A) True 
 B)False

Question 16

The Younger Dryas is the name applied to the last major interglacial interval.

Accepted Answer

A) True 
 B)False

Question 17

If you were in a sailboat at 15 degrees north latitude,from what direction would the prevailing wind blow?

Accepted Answer

A)  from the northeast 
B)  from the southeast 
C)  from the northwest 
D)  from the southwest 
E)  from the north 
A)  from the northeast 
B)  from the southeast 
C)  from the northwest 
D)  from the southwest 
E)  from the north

Question 18

The average annual concentration of atmospheric carbon dioxide has been rising over at least the past 50 years,based on direct measurements.Why? Choose the best answer.

Accepted Answer

A)  Plant respiration rates are higher than rates of photosynthesis. 
B)  Humans release carbon dioxide into the atmosphere by burning fossil fuels. 
C)  More carbon dioxide is entering the atmosphere than is leaving it. 
D)  Wildfires have increased in length and intensity. 
E)  The greenhouse effect has been increasing. 
A)  Plant respiration rates are higher than rates of photosynthesis. 
B)  Humans release carbon dioxide into the atmosphere by burning fossil fuels. 
C)  More carbon dioxide is entering the atmosphere than is leaving it. 
D)  Wildfires have increased in length and intensity. 
E)  The greenhouse effect has been increasing.

Question 19

During major Pleistocene glaciations

Accepted Answer

A)  glaciers covered all of North America. 
B)  substantial sea level rise occurred. 
C)  Toronto, Vancouver and Montreal were covered with up to 2 km of ice. 
D)  carbon dioxide levels were much higher than at present. 
E)  glaciers covered all of Europe. 
A)  glaciers covered all of North America. 
B)  substantial sea level rise occurred. 
C)  Toronto, Vancouver and Montreal were covered with up to 2 km of ice. 
D)  carbon dioxide levels were much higher than at present. 
E)  glaciers covered all of Europe.

Question 20

At present,the fastest route to ship goods from Atlantic Canada to British Columbia is through the Northwest Passage,rather than the Panama Canal.

Accepted Answer

A) True 
 B)False

How have global temperatures changed over the last 800,000 years?

Which gas comprises most of the atmosphere?

Of the incoming solar radiation that reaches the top of Earth's atmosphere,about how much of it makes it through the atmosphere and is absorbed by Earth's surface?

What is the largest potential global impact associated with the melting of the frozen peat in northern Canada and Siberia?

What two factors are often used for basic classification of global climate zones?

Today we live in an interglacial interval.What was the name of the last glacial interval and when did it end?

The greenhouse effect is completely natural and necessary for human life to exist on Earth.

What is solar forcing?

During an El Niño event

How might global warming contribute to more intense hurricanes?

Certain trees can serve as good proxy indicators of climate change because

The frozen part of the hydrosphere comprising snow,sea and glacier ice,and permafrost is called the

Most of the sun's incoming solar radiation is absorbed by the Earth's surface.

Which of the following greenhouse gases makes the largest contribution to the anthropogenic greenhouse effect?

The interglacial interval we are living in now is called the Pleistocene Epoch.

The Younger Dryas is the name applied to the last major interglacial interval.

If you were in a sailboat at 15 degrees north latitude,from what direction would the prevailing wind blow?

The average annual concentration of atmospheric carbon dioxide has been rising over at least the past 50 years,based on direct measurements.Why? Choose the best answer.

During major Pleistocene glaciations

At present,the fastest route to ship goods from Atlantic Canada to British Columbia is through the Northwest Passage,rather than the Panama Canal.

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Earthquakes

Tsunamis

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Meteorite Impacts and Extinctions

Filters

Exam 14: Climate Change

How have global temperatures changed over the last 800,000 years?

Which gas comprises most of the atmosphere?

Of the incoming solar radiation that reaches the top of Earth's atmosphere,about how much of it makes it through the atmosphere and is absorbed by Earth's surface?

What is the largest potential global impact associated with the melting of the frozen peat in northern Canada and Siberia?

What two factors are often used for basic classification of global climate zones?

Today we live in an interglacial interval.What was the name of the last glacial interval and when did it end?

The greenhouse effect is completely natural and necessary for human life to exist on Earth.

What is solar forcing?

During an El Niño event

How might global warming contribute to more intense hurricanes?

Certain trees can serve as good proxy indicators of climate change because

The frozen part of the hydrosphere comprising snow,sea and glacier ice,and permafrost is called the

Most of the sun's incoming solar radiation is absorbed by the Earth's surface.

Which of the following greenhouse gases makes the largest contribution to the anthropogenic greenhouse effect?

The interglacial interval we are living in now is called the Pleistocene Epoch.

The Younger Dryas is the name applied to the last major interglacial interval.

If you were in a sailboat at 15 degrees north latitude,from what direction would the prevailing wind blow?

The average annual concentration of atmospheric carbon dioxide has been rising over at least the past 50 years,based on direct measurements.Why? Choose the best answer.

During major Pleistocene glaciations

At present,the fastest route to ship goods from Atlantic Canada to British Columbia is through the Northwest Passage,rather than the Panama Canal.

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Earthquakes

Tsunamis

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Meteorite Impacts and Extinctions

Filters