Question 1

The most recent North American glaciers reached their maximum thickness and extent between about ____.

Accepted Answer

A) 700 and 600 million years ago 
B) 65 and 55 million years ago 
C) 2.5 and 2 million years ago 
D) 50,000 and 45,000 years ago 
E) 26,000 and 20,000 years ago 
A) 700 and 600 million years ago 
B) 65 and 55 million years ago 
C) 2.5 and 2 million years ago 
D) 50,000 and 45,000 years ago 
E) 26,000 and 20,000 years ago

Question 2

The mayors of more than 1,000 towns and cities in the United States pledged to reduce the levels of carbon dioxide emissions in their municipalities below ____ levels.

Accepted Answer

A) year 1850 
B) year 1900 
C) year 1950 
D) year 1990 
E) year 2000 
A) year 1850 
B) year 1900 
C) year 1950 
D) year 1990 
E) year 2000

Question 3

Referring to a unit of time, sulfate aerosols usually remain in the lower atmosphere for only a few ____________________.

Accepted Answer

The answer of Referring to a unit of time, sulfate...

Question 4

Provide evidence that the average warming experienced over the globe has not been uniform over the past 100 years.

Accepted Answer

The average warming experienced over the

Question 5

Over the Northern Hemisphere, the period from 1983 to 2012 was likely the warmest 30-year period of the last ____ years, according to the IPCC.

Accepted Answer

A) 100 
B) 300 
C) 1,400 
D) 2,000 
E) 10,000 
A) 100 
B) 300 
C) 1,400 
D) 2,000 
E) 10,000

Question 6

The greatest warming experienced over the globe in the last 100 years has occurred in ____.

Accepted Answer

A) Greenland and the mid-latitude continents in summer and fall 
B) the United States in winter and spring 
C) parts of Antarctica during the entire year 
D) the arctic and over the mid-latitude continents in winter and spring 
E) the oceans of the Southern Hemisphere and parts of Antarctica in spring and summer 
A) Greenland and the mid-latitude continents in summer and fall 
B) the United States in winter and spring 
C) parts of Antarctica during the entire year 
D) the arctic and over the mid-latitude continents in winter and spring 
E) the oceans of the Southern Hemisphere and parts of Antarctica in spring and summer

Question 7

California has set a target to become carbon-neutral by the year 2050.

Accepted Answer

A) True 
 B)False

Question 8

For the industrialized nations that participated in the Kyoto Protocol, emissions dropped by more than 22 percent from 1990 to 2012. Nevertheless, because of nonparticipating nations, the global total of greenhouse gas emissions actually increased by more than 25 percent over the same period.

Accepted Answer

A) True 
 B)False

Question 9

Overall, the most prevalent greenhouse gas in the atmosphere is ____.

Accepted Answer

A) methane (CH4) 
B) nitrous oxide (N2O) 
C) chlorofluorocarbons (CFCs) 
D) carbon dioxide (CO2) 
E) sulfur dioxide (SO2) 
A) methane (CH4) 
B) nitrous oxide (N2O) 
C) chlorofluorocarbons (CFCs) 
D) carbon dioxide (CO2) 
E) sulfur dioxide (SO2)

Question 10

A theory ascribing climatic changes to variations in Earth's orbit is the Theory of Plate Tectonics.

Accepted Answer

A) True 
 B)False

Question 11

Volcanic eruptions rich in sulfur tend to warm Earth's surface.

Accepted Answer

A) True 
 B)False

Question 12

The basic premise of the ____________________ theory is that, as Earth travels through space, three separate cyclic movements combine to produce variations in the amount of solar energy that falls on Earth.

Accepted Answer

The answer of The basic premise of the ____________________ theory...

Question 13

Describe the Milankovitch theory of climatic change by explaining how each of the three cycles alters the amount of solar energy reaching Earth.

Accepted Answer

The first cycle deals with changes in th

Question 14

Seasonally high tides, becoming more common in many areas as sea levels continue to rise along the U.S. East Coast, are known as ____.

Accepted Answer

A) nor'easters 
B) nuisance flooding 
C) coastal flooding 
D) climatic flooding 
E) easterlies 
A) nor'easters 
B) nuisance flooding 
C) coastal flooding 
D) climatic flooding 
E) easterlies

Question 15

A cause of external climate change is changes in ____.

Accepted Answer

A) incoming solar radiation 
B) composition of the atmosphere 
C) Earth's surface 
D) All of these are correct. 
E) None of these is correct. 
A) incoming solar radiation 
B) composition of the atmosphere 
C) Earth's surface 
D) All of these are correct. 
E) None of these is correct.

Question 16

The ice began to retreat about 14,700 years ago as surface temperatures slowly rose, producing a(n)______ spell called the Bölling-Alleröd period.

Accepted Answer

The answer of The ice began to retreat about 14,700...

Question 17

The Sun's energy output, called brightness, varies by ____ with sunspot activity.

Accepted Answer

A) less than 1 percent 
B) about 2 percent 
C) about 5 percent 
D) about 10 percent 
E) more than 15 percent 
A) less than 1 percent 
B) about 2 percent 
C) about 5 percent 
D) about 10 percent 
E) more than 15 percent

Question 18

____________________ are huge magnetic storms on the Sun that show up as cooler (darker)regions on the Sun's surface.

Accepted Answer

The answer of ____________________ are huge magnetic storms on the...

Question 19

The Maunder Minimum refers to a time when ____.

Accepted Answer

A) Earth was in the middle of an ice age 
B) the tilt of Earth's axis was less than it is now 
C) Earth was closer to the Sun than it is now 
D) few snowstorms occurred over the United States 
E) there were fewer sunspots on the Sun 
A) Earth was in the middle of an ice age 
B) the tilt of Earth's axis was less than it is now 
C) Earth was closer to the Sun than it is now 
D) few snowstorms occurred over the United States 
E) there were fewer sunspots on the Sun

Question 20

Generally, the ____ the air when the snow fell, the richer the concentration of oxygen-16 in an ice core.

Accepted Answer

A) wetter 
B) warmer 
C) colder 
D) drier 
E) denser 
A) wetter 
B) warmer 
C) colder 
D) drier 
E) denser

The most recent North American glaciers reached their maximum thickness and extent between about ____.

The mayors of more than 1,000 towns and cities in the United States pledged to reduce the levels of carbon dioxide emissions in their municipalities below ____ levels.

Referring to a unit of time, sulfate aerosols usually remain in the lower atmosphere for only a few ____________________.

Provide evidence that the average warming experienced over the globe has not been uniform over the past 100 years.

Over the Northern Hemisphere, the period from 1983 to 2012 was likely the warmest 30-year period of the last ____ years, according to the IPCC.

The greatest warming experienced over the globe in the last 100 years has occurred in ____.

California has set a target to become carbon-neutral by the year 2050.

For the industrialized nations that participated in the Kyoto Protocol, emissions dropped by more than 22 percent from 1990 to 2012. Nevertheless, because of nonparticipating nations, the global total of greenhouse gas emissions actually increased by more than 25 percent over the same period.

Overall, the most prevalent greenhouse gas in the atmosphere is ____.

A theory ascribing climatic changes to variations in Earth's orbit is the Theory of Plate Tectonics.

Volcanic eruptions rich in sulfur tend to warm Earth's surface.

The basic premise of the ____________________ theory is that, as Earth travels through space, three separate cyclic movements combine to produce variations in the amount of solar energy that falls on Earth.

Describe the Milankovitch theory of climatic change by explaining how each of the three cycles alters the amount of solar energy reaching Earth.

Seasonally high tides, becoming more common in many areas as sea levels continue to rise along the U.S. East Coast, are known as ____.

A cause of external climate change is changes in ____.

The ice began to retreat about 14,700 years ago as surface temperatures slowly rose, producing a(n)______ spell called the Bölling-Alleröd period.

The Sun's energy output, called brightness, varies by ____ with sunspot activity.

____________________ are huge magnetic storms on the Sun that show up as cooler (darker)regions on the Sun's surface.

The Maunder Minimum refers to a time when ____.

Generally, the ____ the air when the snow fell, the richer the concentration of oxygen-16 in an ice core.

Earth and Its Atmosphere

Energy: Warming Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind: Small-Scale and Local Systems

Wind: Global Systems

Air Masses and Fronts

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Air Pollution

Light, Color and Atmospheric Optics

Filters

Exam 18: Global Climate

The most recent North American glaciers reached their maximum thickness and extent between about ____.

The mayors of more than 1,000 towns and cities in the United States pledged to reduce the levels of carbon dioxide emissions in their municipalities below ____ levels.

Referring to a unit of time, sulfate aerosols usually remain in the lower atmosphere for only a few ____________________.

Provide evidence that the average warming experienced over the globe has not been uniform over the past 100 years.

Over the Northern Hemisphere, the period from 1983 to 2012 was likely the warmest 30-year period of the last ____ years, according to the IPCC.

The greatest warming experienced over the globe in the last 100 years has occurred in ____.

California has set a target to become carbon-neutral by the year 2050.

For the industrialized nations that participated in the Kyoto Protocol, emissions dropped by more than 22 percent from 1990 to 2012. Nevertheless, because of nonparticipating nations, the global total of greenhouse gas emissions actually increased by more than 25 percent over the same period.

Overall, the most prevalent greenhouse gas in the atmosphere is ____.

A theory ascribing climatic changes to variations in Earth's orbit is the Theory of Plate Tectonics.

Volcanic eruptions rich in sulfur tend to warm Earth's surface.

The basic premise of the ____________________ theory is that, as Earth travels through space, three separate cyclic movements combine to produce variations in the amount of solar energy that falls on Earth.

Describe the Milankovitch theory of climatic change by explaining how each of the three cycles alters the amount of solar energy reaching Earth.

Seasonally high tides, becoming more common in many areas as sea levels continue to rise along the U.S. East Coast, are known as ____.

A cause of external climate change is changes in ____.

The ice began to retreat about 14,700 years ago as surface temperatures slowly rose, producing a(n)______ spell called the Bölling-Alleröd period.

The Sun's energy output, called brightness, varies by ____ with sunspot activity.

____________________ are huge magnetic storms on the Sun that show up as cooler (darker)regions on the Sun's surface.

The Maunder Minimum refers to a time when ____.

Generally, the ____ the air when the snow fell, the richer the concentration of oxygen-16 in an ice core.

Earth and Its Atmosphere

Energy: Warming Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind: Small-Scale and Local Systems

Wind: Global Systems

Air Masses and Fronts

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Air Pollution

Light, Color and Atmospheric Optics

Filters