Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

​The fact that we find glacial features near sea level in Africa today, is explained by ____.

Accepted Answer

A)  ​the Theory of Plate Tectonics 
B)  ​Milankovitch theory 
C)  ​the precession of Earth's axis 
D)  ​the eccentricity of Earth's orbit 
E)  ​changes in the obliquity of Earth's orbit 
A)  ​the Theory of Plate Tectonics 
B)  ​Milankovitch theory 
C)  ​the precession of Earth's axis 
D)  ​the eccentricity of Earth's orbit 
E)  ​changes in the obliquity of Earth's orbit

Question 3

​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

Question 4

​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 5

​Changes in incoming solar radiation and in the composition of the atmosphere are two examples of ____ causes of climate change.

Accepted Answer

A)  ​artificial 
B)  ​intrinsic 
C)  ​extrinsic 
D)  ​internal 
E)  ​external 
A)  ​artificial 
B)  ​intrinsic 
C)  ​extrinsic 
D)  ​internal 
E)  ​external

Question 6

​If the Earth were in a cooling trend, which process below would most likely act as a positive feedback mechanism?

Accepted Answer

A)  ​increasing the snow cover around the Earth 
B)  ​increasing the water vapor content of the air 
C)  ​decreasing the amount of low stratified cloud cover around the globe 
D)  increasing the carbon dioxide content of the air 
E)  ​decreasing snow cover in middle and high latitudes 
A)  ​increasing the snow cover around the Earth 
B)  ​increasing the water vapor content of the air 
C)  ​decreasing the amount of low stratified cloud cover around the globe 
D)  increasing the carbon dioxide content of the air 
E)  ​decreasing snow cover in middle and high latitudes

Question 7

The____________________ provided by extra CO2 and other greenhouse gases has increased by about 3 W/m2 over the past several hundred years, with the most rapid increase occurring over the last several decades.​

Accepted Answer

​radiative

Question 8

​According to the Intergovernmental Panel on Climate Change (IPCC), "extremely likely" means a probability of at least ____ percent.

Accepted Answer

A)  ​25 
B)  ​50 
C)  ​75 
D)  ​95 
E)  ​100 
A)  ​25 
B)  ​50 
C)  ​75 
D)  ​95 
E)  ​100

Question 9

The average global surface air temperature since the late 1800s has risen by more than 0.8°C.​

Accepted Answer

A) True 
 B)False

Question 10

A warm spell called the Bölling-Alleröd period occurred about 6,000 years ago.​

Accepted Answer

A) True 
 B)False

Question 11

​An infamous cold spell often linked to volcanic activity occurred during the year ____, which has come to be known as "the year without a summer."

Accepted Answer

A)  ​1492 
B)  ​1550 
C)  ​1685 
D)  ​1816 
E)  ​1964 
A)  ​1492 
B)  ​1550 
C)  ​1685 
D)  ​1816 
E)  ​1964

Question 12

​The higher the ratio of oxygen-18 to oxygen-16 in the shells of organisms that lived in the sea during the geologic past, the ____ the climate at that time.

Accepted Answer

A)  ​colder 
B)  ​warmer 
C)  ​wetter 
D)  ​drier 
E)  ​more humid 
A)  ​colder 
B)  ​warmer 
C)  ​wetter 
D)  ​drier 
E)  ​more humid

Question 13

​Presently glaciers cover ____ of Earth's surface.

Accepted Answer

A)  ​less than 10 percent 
B)  ​less than 1 percent 
C)  ​more than 25 percent 
D)  ​approximately 15 percent 
E)  ​approximately 35 percent 
A)  ​less than 10 percent 
B)  ​less than 1 percent 
C)  ​more than 25 percent 
D)  ​approximately 15 percent 
E)  ​approximately 35 percent

Question 14

Changes in the circulation patterns of the ocean and atmosphere, which redistributes energy within the climate system, is an example of an external cause of climate change.​

Accepted Answer

A) True 
 B)False

Question 15

​Dendrochronology is the study of ____.

Accepted Answer

A)  ​oxygen-isotope ratios of corals 
B)  ​annual growth rings of trees 
C)  ​deuterium ratios in ice cores 
D)  ​lake-bottom sediment and soil deposits 
E)  ​pollen in deep ice caves 
A)  ​oxygen-isotope ratios of corals 
B)  ​annual growth rings of trees 
C)  ​deuterium ratios in ice cores 
D)  ​lake-bottom sediment and soil deposits 
E)  ​pollen in deep ice caves

Question 16

The volcanic eruptions having the greatest impact on climate are those rich in ____________________ gases.​

Accepted Answer

The answer of The volcanic eruptions having the greatest impact...

Question 17

​When an oceanic plate encounters a lighter continental plate, it responds by diving under it, in a process called ____________________.

Accepted Answer

The answer of ​When an oceanic plate encounters a lighter...

Question 18

​Most of the ice on Earth is in the ____ ice sheets.

Accepted Answer

A)  ​Greenland and Antarctic 
B)  ​Greenland and Arctic 
C)  ​alpine and Arctic 
D)  ​Siberian 
E)  ​North American 
A)  ​Greenland and Antarctic 
B)  ​Greenland and Arctic 
C)  ​alpine and Arctic 
D)  ​Siberian 
E)  ​North American

Question 19

​The slow shifting of the continents and the ocean floors is explained by ____.

Accepted Answer

A)  ​Milankovitch theory 
B)  ​chemical weathering-CO2 feedback 
C)  ​the Theory of Plate Tectonics 
D)  ​the Maunder minimum 
E)  ​the greenhouse effect 
A)  ​Milankovitch theory 
B)  ​chemical weathering-CO2 feedback 
C)  ​the Theory of Plate Tectonics 
D)  ​the Maunder minimum 
E)  ​the greenhouse effect

Question 20

​An example of a positive feedback mechanism is the ____________________, in which an increase in global surface air temperature might cause snow and ice to melt in polar latitudes.

Accepted Answer

snow-albed

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

The fact that we find glacial features near sea level in Africa today, is explained by ____.

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

The Maunder Minimum refers to a time when ____.

Changes in incoming solar radiation and in the composition of the atmosphere are two examples of ____ causes of climate change.

If the Earth were in a cooling trend, which process below would most likely act as a positive feedback mechanism?

The____________________ provided by extra CO₂ and other greenhouse gases has increased by about 3 W/m² over the past several hundred years, with the most rapid increase occurring over the last several decades.

According to the Intergovernmental Panel on Climate Change (IPCC), "extremely likely" means a probability of at least ____ percent.

The average global surface air temperature since the late 1800s has risen by more than 0.8°C.

A warm spell called the Bölling-Alleröd period occurred about 6,000 years ago.

An infamous cold spell often linked to volcanic activity occurred during the year ____, which has come to be known as "the year without a summer."

The higher the ratio of oxygen-18 to oxygen-16 in the shells of organisms that lived in the sea during the geologic past, the ____ the climate at that time.

Presently glaciers cover ____ of Earth's surface.

Changes in the circulation patterns of the ocean and atmosphere, which redistributes energy within the climate system, is an example of an external cause of climate change.

Dendrochronology is the study of ____.

The volcanic eruptions having the greatest impact on climate are those rich in ____________________ gases.

When an oceanic plate encounters a lighter continental plate, it responds by diving under it, in a process called ____________________.

Most of the ice on Earth is in the ____ ice sheets.

The slow shifting of the continents and the ocean floors is explained by ____.

An example of a positive feedback mechanism is the ____________________, in which an increase in global surface air temperature might cause snow and ice to melt in polar latitudes.

Earth and Its Atmosphere

Energy - Warming the 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

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

​The fact that we find glacial features near sea level in Africa today, is explained by ____.

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

​The Maunder Minimum refers to a time when ____.

​Changes in incoming solar radiation and in the composition of the atmosphere are two examples of ____ causes of climate change.

​If the Earth were in a cooling trend, which process below would most likely act as a positive feedback mechanism?

The____________________ provided by extra CO2 and other greenhouse gases has increased by about 3 W/m2 over the past several hundred years, with the most rapid increase occurring over the last several decades.​

​According to the Intergovernmental Panel on Climate Change (IPCC), "extremely likely" means a probability of at least ____ percent.

The average global surface air temperature since the late 1800s has risen by more than 0.8°C.​

A warm spell called the Bölling-Alleröd period occurred about 6,000 years ago.​

​An infamous cold spell often linked to volcanic activity occurred during the year ____, which has come to be known as "the year without a summer."

​The higher the ratio of oxygen-18 to oxygen-16 in the shells of organisms that lived in the sea during the geologic past, the ____ the climate at that time.

​Presently glaciers cover ____ of Earth's surface.

Changes in the circulation patterns of the ocean and atmosphere, which redistributes energy within the climate system, is an example of an external cause of climate change.​

​Dendrochronology is the study of ____.

The volcanic eruptions having the greatest impact on climate are those rich in ____________________ gases.​

​When an oceanic plate encounters a lighter continental plate, it responds by diving under it, in a process called ____________________.

​Most of the ice on Earth is in the ____ ice sheets.

​The slow shifting of the continents and the ocean floors is explained by ____.

​An example of a positive feedback mechanism is the ____________________, in which an increase in global surface air temperature might cause snow and ice to melt in polar latitudes.

Earth and Its Atmosphere

Energy - Warming the 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

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

The fact that we find glacial features near sea level in Africa today, is explained by ____.

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

The Maunder Minimum refers to a time when ____.

Changes in incoming solar radiation and in the composition of the atmosphere are two examples of ____ causes of climate change.

If the Earth were in a cooling trend, which process below would most likely act as a positive feedback mechanism?

The____________________ provided by extra CO₂ and other greenhouse gases has increased by about 3 W/m² over the past several hundred years, with the most rapid increase occurring over the last several decades.

According to the Intergovernmental Panel on Climate Change (IPCC), "extremely likely" means a probability of at least ____ percent.

The average global surface air temperature since the late 1800s has risen by more than 0.8°C.

A warm spell called the Bölling-Alleröd period occurred about 6,000 years ago.

An infamous cold spell often linked to volcanic activity occurred during the year ____, which has come to be known as "the year without a summer."

The higher the ratio of oxygen-18 to oxygen-16 in the shells of organisms that lived in the sea during the geologic past, the ____ the climate at that time.

Presently glaciers cover ____ of Earth's surface.

Changes in the circulation patterns of the ocean and atmosphere, which redistributes energy within the climate system, is an example of an external cause of climate change.

Dendrochronology is the study of ____.

The volcanic eruptions having the greatest impact on climate are those rich in ____________________ gases.

When an oceanic plate encounters a lighter continental plate, it responds by diving under it, in a process called ____________________.

Most of the ice on Earth is in the ____ ice sheets.

The slow shifting of the continents and the ocean floors is explained by ____.

An example of a positive feedback mechanism is the ____________________, in which an increase in global surface air temperature might cause snow and ice to melt in polar latitudes.