Question 1

Which of the following is true regarding dawn and twilight?

Accepted Answer

A)  Dawn and twilight last longest at the equator-approximately 2.5 hours. 
B)  The polar regions do not experience dawn and twilight. 
C)  60 degrees north and south latitudes receive the most dawn and twilight. 
D)  The duration of both increases with increasing latitude. 
A)  Dawn and twilight last longest at the equator-approximately 2.5 hours. 
B)  The polar regions do not experience dawn and twilight. 
C)  60 degrees north and south latitudes receive the most dawn and twilight. 
D)  The duration of both increases with increasing latitude.

Question 2

Which of the following is true regarding the depletion of ozone in the ozonosphere?

Accepted Answer

A)  The depletion is restricted to the arctic and antarctic regions. 
B)  It results from chemical reactions with chlorine that is derived from CFCs. 
C)  It results from the burning of fossil fuels. 
D)  There is little scientific evidence to support the idea that ozone is being depleted as a result of human activity. 
A)  The depletion is restricted to the arctic and antarctic regions. 
B)  It results from chemical reactions with chlorine that is derived from CFCs. 
C)  It results from the burning of fossil fuels. 
D)  There is little scientific evidence to support the idea that ozone is being depleted as a result of human activity.

Question 3

Which of the following relationships is incorrect?

Accepted Answer

A)  December solstice - subsolar point at 23.5 degrees S latitude 
B)  March equinox - subsolar point at 0 degrees latitude 
C)  June 21 - subsolar point at 23.5 degrees N latitude 
D)  June solstice - subsolar point at 23.5 degrees N latitude 
E)  September equinox - subsolar point at 23.5 degrees S latitude 
A)  December solstice - subsolar point at 23.5 degrees S latitude 
B)  March equinox - subsolar point at 0 degrees latitude 
C)  June 21 - subsolar point at 23.5 degrees N latitude 
D)  June solstice - subsolar point at 23.5 degrees N latitude 
E)  September equinox - subsolar point at 23.5 degrees S latitude

Question 4

Based on composition, the atmosphere is divided into

Accepted Answer

A)  one continuous region. 
B)  two broad classifications: homosphere and heterosphere. 
C)  two functional areas that absorb radiation from the Sun. 
D)  the troposphere and the stratosphere. 
A)  one continuous region. 
B)  two broad classifications: homosphere and heterosphere. 
C)  two functional areas that absorb radiation from the Sun. 
D)  the troposphere and the stratosphere.

Question 5

The Clean Air Act has not been cost effective.

Accepted Answer

A) True 
 B)False

Question 6

What two pollutants react with water to produce acid rain?

Accepted Answer

A)  sulfur oxides and nitrogen oxides 
B)  sulfur oxides and ozone 
C)  nitrogen oxides and ozone 
D)  sulfur oxides and PAN 
A)  sulfur oxides and nitrogen oxides 
B)  sulfur oxides and ozone 
C)  nitrogen oxides and ozone 
D)  sulfur oxides and PAN

Question 7

Which of the following is true regarding Earth's axis?

Accepted Answer

A)  The amount of axial tilt fluctuates during the year and forms the basis for seasonal changes. 
B)  The axis remains parallel to the plane of the ecliptic. 
C)  Axial tilt is unrelated to the phenomenon of seasonal change. 
D)  The axis is tilted 23.5 degrees from a perpendicular to the plane of the ecliptic. 
A)  The amount of axial tilt fluctuates during the year and forms the basis for seasonal changes. 
B)  The axis remains parallel to the plane of the ecliptic. 
C)  Axial tilt is unrelated to the phenomenon of seasonal change. 
D)  The axis is tilted 23.5 degrees from a perpendicular to the plane of the ecliptic.

Question 8

Which of the following is true of the ionosphere?

Accepted Answer

A)  It primarily absorbs harmful infrared wavelengths. 
B)  All radio signals pass through this region virtually unaffected. 
C)  The region principally absorbs gamma rays, X-rays, and interacts with the solar wind. 
D)  It is being depleted through interactions with human-produced chlorofluorocarbons. 
A)  It primarily absorbs harmful infrared wavelengths. 
B)  All radio signals pass through this region virtually unaffected. 
C)  The region principally absorbs gamma rays, X-rays, and interacts with the solar wind. 
D)  It is being depleted through interactions with human-produced chlorofluorocarbons.

Question 9

The dominant wavelength of energy emitted by the sun is

Accepted Answer

A)  shorter than that emitted by Earth. 
B)  longer than that emitted by Earth. 
C)  the same length as that emitted by Earth. 
A)  shorter than that emitted by Earth. 
B)  longer than that emitted by Earth. 
C)  the same length as that emitted by Earth.

Question 10

The longest days of the year in the $\underline {\text { Southern } }$Hemisphere are experienced during the $\underline {\text { Northern }}$ Hemisphere's

Accepted Answer

A)  summer solstice. 
B)  spring equinox. 
C)  winter solstice. 
D)  autumn equinox. 
A)  summer solstice. 
B)  spring equinox. 
C)  winter solstice. 
D)  autumn equinox.

Question 11

The most distant galaxies yet observed are at least 10 billion light years away.

Accepted Answer

A) True 
 B)False

Question 12

Air pressure is produced through the motion, size, and number of air molecules.

Accepted Answer

A) True 
 B)False

Question 13

Light travels at a speed of approximately

Accepted Answer

A)  80,500 kilometers per hour (50,000 mph). 
B)  300,000 kilometers per hour (186,000 mph). 
C)  300,000 kilometers per second (186,000 mps). 
D)  1,000,000,000 kilometers per second (621,118,012 miles per second). 
A)  80,500 kilometers per hour (50,000 mph). 
B)  300,000 kilometers per hour (186,000 mph). 
C)  300,000 kilometers per second (186,000 mps). 
D)  1,000,000,000 kilometers per second (621,118,012 miles per second).

Question 14

The longest days of the year in the Northern Hemisphere are experienced during the

Accepted Answer

A)  time of 24-hour days at the South Pole. 
B)  vernal equinox. 
C)  winter solstice. 
D)  autumnal equinox. 
E)  time that the Sun is directly overhead at the Tropic of Cancer. 
A)  time of 24-hour days at the South Pole. 
B)  vernal equinox. 
C)  winter solstice. 
D)  autumnal equinox. 
E)  time that the Sun is directly overhead at the Tropic of Cancer.

Question 15

Which of the following is true?

Accepted Answer

A)  The Sun is the largest star in the Milky Way Galaxy. 
B)  The Milky Way is part of our Solar System. 
C)  The Sun produces energy through fusion processes. 
D)  The Sun is also a planet. 
A)  The Sun is the largest star in the Milky Way Galaxy. 
B)  The Milky Way is part of our Solar System. 
C)  The Sun produces energy through fusion processes. 
D)  The Sun is also a planet.

Question 16

Earth's magnetosphere is generated by

Accepted Answer

A)  nuclear fusion in Earth's core. 
B)  nuclear fission in Earth's core. 
C)  dynamo-like motions in Earth's interior. 
D)  gravitational accretion. 
A)  nuclear fusion in Earth's core. 
B)  nuclear fission in Earth's core. 
C)  dynamo-like motions in Earth's interior. 
D)  gravitational accretion.

Question 17

The ozonosphere is critical to life because it

Accepted Answer

A)  affects temperatures. 
B)  absorbs visible light wavelengths. 
C)  absorbs most ultraviolet wavelengths. 
D)  produces the auroras. 
A)  affects temperatures. 
B)  absorbs visible light wavelengths. 
C)  absorbs most ultraviolet wavelengths. 
D)  produces the auroras.

Question 18

Oxygen (O₂) is

Accepted Answer

A)  a gas that principally originates from volcanic sources. 
B)  a by-product of plant-leaf operations that are stimulated by light. 
C)  one of the gases from Earth's earliest atmospheres. 
D)  now measured at 78.084 percent by volume in the homosphere. 
A)  a gas that principally originates from volcanic sources. 
B)  a by-product of plant-leaf operations that are stimulated by light. 
C)  one of the gases from Earth's earliest atmospheres. 
D)  now measured at 78.084 percent by volume in the homosphere.

Question 19

With regards to carbon monoxide (CO), which of the following is false?

Accepted Answer

A)  Anthropogenic CO is principally produced by automobiles. 
B)  Natural CO is produced by decaying organic debris, forest fires, or organic matter decomposition. 
C)  Few effects of CO on humans have been identified. 
D)  It is a colorless, odorless and tasteless gas. 
A)  Anthropogenic CO is principally produced by automobiles. 
B)  Natural CO is produced by decaying organic debris, forest fires, or organic matter decomposition. 
C)  Few effects of CO on humans have been identified. 
D)  It is a colorless, odorless and tasteless gas.

Question 20

The Solar System, Sun, and Earth formed about 4.6 to 5 billion years ago.

Accepted Answer

A) True 
 B)False

Which of the following is true regarding dawn and twilight?

Which of the following is true regarding the depletion of ozone in the ozonosphere?

Which of the following relationships is incorrect?

Based on composition, the atmosphere is divided into

The Clean Air Act has not been cost effective.

What two pollutants react with water to produce acid rain?

Which of the following is true regarding Earth's axis?

Which of the following is true of the ionosphere?

The dominant wavelength of energy emitted by the sun is

The longest days of the year in the $\underline {\text { Southern } }$ Hemisphere are experienced during the $\underline {\text { Northern }}$ Hemisphere's

The most distant galaxies yet observed are at least 10 billion light years away.

Air pressure is produced through the motion, size, and number of air molecules.

Light travels at a speed of approximately

The longest days of the year in the Northern Hemisphere are experienced during the

Which of the following is true?

Earth's magnetosphere is generated by

The ozonosphere is critical to life because it

Oxygen (O₂) is

With regards to carbon monoxide (CO), which of the following is false?

The Solar System, Sun, and Earth formed about 4.6 to 5 billion years ago.

Foundations of Geography

Atmospheric Energy and Global Temperatures

Atmospheric and Oceanic Circulation

Atmospheric Water and Weather

Water Resources

Global Climate Systems

The Dynamic Planet

Earthquakes and Volcanoes

Weathering, Karst Landscapes, and Mass Movement

Wind Processes and Desert Landscapes

The Oceans, Coastal Processes, and Landforms

Glacial and Penglacial Landscapes

The Geography of Soils

Ecosystems and Biomes

Earth and the Human Denominator

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Exam 2: Solar Energy, Seasons, and the Atmosphere

Which of the following is true regarding dawn and twilight?

Which of the following is true regarding the depletion of ozone in the ozonosphere?

Which of the following relationships is incorrect?

Based on composition, the atmosphere is divided into

The Clean Air Act has not been cost effective.

What two pollutants react with water to produce acid rain?

Which of the following is true regarding Earth's axis?

Which of the following is true of the ionosphere?

The dominant wavelength of energy emitted by the sun is

The longest days of the year in the Southern ‾\underline {\text { Southern } } Southern ​ Hemisphere are experienced during the Northern ‾\underline {\text { Northern }} Northern ​ Hemisphere's

The most distant galaxies yet observed are at least 10 billion light years away.

Air pressure is produced through the motion, size, and number of air molecules.

Light travels at a speed of approximately

The longest days of the year in the Northern Hemisphere are experienced during the

Which of the following is true?

Earth's magnetosphere is generated by

The ozonosphere is critical to life because it

Oxygen (O₂) is

With regards to carbon monoxide (CO), which of the following is false?

The Solar System, Sun, and Earth formed about 4.6 to 5 billion years ago.

Foundations of Geography

Atmospheric Energy and Global Temperatures

Atmospheric and Oceanic Circulation

Atmospheric Water and Weather

Water Resources

Global Climate Systems

The Dynamic Planet

Earthquakes and Volcanoes

Weathering, Karst Landscapes, and Mass Movement

Wind Processes and Desert Landscapes

The Oceans, Coastal Processes, and Landforms

Glacial and Penglacial Landscapes

The Geography of Soils

Ecosystems and Biomes

Earth and the Human Denominator

Filters

The longest days of the year in the $\underline {\text { Southern } }$ Hemisphere are experienced during the $\underline {\text { Northern }}$ Hemisphere's