Question 1

At all times during the year, the circle of illumination

Accepted Answer

A)  divides Earth between northern and southern hemispheres. 
B)  divides Earth into eastern and western halves. 
C)  separates winter from summer. 
D)  divides Earth between equal halves of lightness and darkness. 
A)  divides Earth between northern and southern hemispheres. 
B)  divides Earth into eastern and western halves. 
C)  separates winter from summer. 
D)  divides Earth between equal halves of lightness and darkness.

Question 2

Which of the following is true relative to net radiation at the thermopause?

Accepted Answer

A)  Net radiation is evenly distributed with little change by latitude. 
B)  positive values in lower latitudes and negative values toward the poles 
C)  negative values along the equator and positive values toward the poles 
D)  Net radiation is composed of shortwave energy only. 
A)  Net radiation is evenly distributed with little change by latitude. 
B)  positive values in lower latitudes and negative values toward the poles 
C)  negative values along the equator and positive values toward the poles 
D)  Net radiation is composed of shortwave energy only.

Question 3

Which of the following statements about ozone is false?

Accepted Answer

A)  Ozone in the stratosphere protects human health. 
B)  Ozone in the lower atmosphere protects human health. 
C)  Anthropogenically-produced ozone in the lower atmosphere cannot offset the loss of ozone that is destroyed by CFCs in the upper atmosphere. 
D)  All of these are false. 
A)  Ozone in the stratosphere protects human health. 
B)  Ozone in the lower atmosphere protects human health. 
C)  Anthropogenically-produced ozone in the lower atmosphere cannot offset the loss of ozone that is destroyed by CFCs in the upper atmosphere. 
D)  All of these are false.

Question 4

Temperature inversions occur

Accepted Answer

A)  when surface temperatures are higher than overlying layers of air. 
B)  when there is good air drainage and ventilation of the surface air. 
C)  when surface temperatures are lower than warmer overlying air. 
D)  during episodes of reduced air pollution. 
A)  when surface temperatures are higher than overlying layers of air. 
B)  when there is good air drainage and ventilation of the surface air. 
C)  when surface temperatures are lower than warmer overlying air. 
D)  during episodes of reduced air pollution.

Question 5

On the northern hemisphere's summer solstice, the north polar region receives more total daily energy than the equator.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is true of the $\underline {  \text { mesosphere }  }$?

Accepted Answer

A)  It contains clouds that are visible at night. 
B)  Windstorms involving wind velocities in excess of 320 kmph (200 mph) occur in this layer. 
C)  It is the coldest layer of the atmosphere. 
D)  All of these are true. 
E)  None of these are true. 
A)  It contains clouds that are visible at night. 
B)  Windstorms involving wind velocities in excess of 320 kmph (200 mph) occur in this layer. 
C)  It is the coldest layer of the atmosphere. 
D)  All of these are true. 
E)  None of these are true.

Question 7

The modern atmosphere, with the amount of oxygen that exists today, developed as early as 600 million years ago.

Accepted Answer

A) True 
 B)False

Question 8

Since the implementation of the Clean Air Act this pollutant has had the greatest percent decrease

Accepted Answer

A)  nitrogen oxides. 
B)  carbon monoxide. 
C)  sulfates. 
D)  lead. 
A)  nitrogen oxides. 
B)  carbon monoxide. 
C)  sulfates. 
D)  lead.

Question 9

Approximately fifty percent of the atmosphere is compressed by gravity below an elevation of 5500 m (18,000 ft).

Accepted Answer

A) True 
 B)False

Question 10

Weather (rain, fog, storms, etc.) occurs primarily in the troposphere.

Accepted Answer

A) True 
 B)False

Question 11

Temperatures in the stratosphere ________ with increasing altitude because ________.

Accepted Answer

A)  decrease; of the normal lapse rate effect 
B)  decrease; ozone blocks sunlight from entering this layer 
C)  increase; ozone absorbs ultraviolet radiation from the Sun and then reradiates it at infrared wavelengths 
D)  increase; ozone acts as a greenhouse gas which traps ultraviolet energy radiated by Earth's surface 
A)  decrease; of the normal lapse rate effect 
B)  decrease; ozone blocks sunlight from entering this layer 
C)  increase; ozone absorbs ultraviolet radiation from the Sun and then reradiates it at infrared wavelengths 
D)  increase; ozone acts as a greenhouse gas which traps ultraviolet energy radiated by Earth's surface

Question 12

Stars give off electromagnetic radiation because

Accepted Answer

A)  matter is converted into energy. 
B)  matter and energy totally annihilate one another in matter-antimatter reactions. 
C)  energy is converted into matter. 
D)  kinetic energy is converted into potential energy. 
A)  matter is converted into energy. 
B)  matter and energy totally annihilate one another in matter-antimatter reactions. 
C)  energy is converted into matter. 
D)  kinetic energy is converted into potential energy.

Question 13

Which of the following lists the correct sequence of gases, from most to least, in terms of percentage within the homosphere?

Accepted Answer

A)  nitrogen, argon, oxygen, xenon, carbon dioxide 
B)  nitrogen, oxygen, argon, carbon dioxide, trace gases 
C)  oxygen, PAN, ozone, nitrogen, carbon dioxide 
D)  nitrogen, oxygen, neon, hydrocarbons, carbon dioxide 
A)  nitrogen, argon, oxygen, xenon, carbon dioxide 
B)  nitrogen, oxygen, argon, carbon dioxide, trace gases 
C)  oxygen, PAN, ozone, nitrogen, carbon dioxide 
D)  nitrogen, oxygen, neon, hydrocarbons, carbon dioxide

Question 14

Energy is liberated within the Sun's interior through a process known as nuclear fusion.

Accepted Answer

A) True 
 B)False

Question 15

Which of the gases listed below has accumulated in the atmosphere as a result of biological processes?

Accepted Answer

A)  argon 
B)  oxygen 
C)  nitrogen 
D)  water vapor 
A)  argon 
B)  oxygen 
C)  nitrogen 
D)  water vapor

Question 16

Which of the following is false regarding sunspots?

Accepted Answer

A)  They can be several times larger than Earth. 
B)  They can produce flares and prominences. 
C)  They are brighter than the rest of the Sun's surface. 
D)  Their origin and dynamics are not fully understood. 
A)  They can be several times larger than Earth. 
B)  They can produce flares and prominences. 
C)  They are brighter than the rest of the Sun's surface. 
D)  Their origin and dynamics are not fully understood.

Question 17

Industrial smog is

Accepted Answer

A)  associated with photochemistry. 
B)  principally associated with coal-burning industries. 
C)  a relatively recent problem that developed during the latter half of this century. 
D)  principally associated with transportation. 
A)  associated with photochemistry. 
B)  principally associated with coal-burning industries. 
C)  a relatively recent problem that developed during the latter half of this century. 
D)  principally associated with transportation.

Question 18

Natural rainfall is often slightly acidic. The natural acidity primarily results from the interaction of water with

Accepted Answer

A)  carbon dioxide. 
B)  sulfur oxides. 
C)  nitrogen oxides. 
D)  PAN. 
E)  ozone. 
A)  carbon dioxide. 
B)  sulfur oxides. 
C)  nitrogen oxides. 
D)  PAN. 
E)  ozone.

Question 19

Which of the following accurately describes Earth's distance from the Sun?

Accepted Answer

A)  The Earth-Sun distance averages 150 million kilometers (93 million miles). 
B)  It takes light an average of 8 minutes and 20 seconds to travel from the Sun to Earth. 
C)  Earth is closer to the Sun in January (perihelion) and farther away in July (aphelion). 
D)  All of these are correct. 
A)  The Earth-Sun distance averages 150 million kilometers (93 million miles). 
B)  It takes light an average of 8 minutes and 20 seconds to travel from the Sun to Earth. 
C)  Earth is closer to the Sun in January (perihelion) and farther away in July (aphelion). 
D)  All of these are correct.

Question 20

Which of the following statements is true?

Accepted Answer

A)  December 21 = vernal equinox 
B)  September 22 = summer solstice in Australia 
C)  March 21 = equal day and nights everywhere on Earth 
D)  June 21 = equal day and nights everywhere on Earth 
E)  December 21 = subsolar point at the Tropic of Cancer 
A)  December 21 = vernal equinox 
B)  September 22 = summer solstice in Australia 
C)  March 21 = equal day and nights everywhere on Earth 
D)  June 21 = equal day and nights everywhere on Earth 
E)  December 21 = subsolar point at the Tropic of Cancer

At all times during the year, the circle of illumination

Which of the following is true relative to net radiation at the thermopause?

Which of the following statements about ozone is false?

Temperature inversions occur

On the northern hemisphere's summer solstice, the north polar region receives more total daily energy than the equator.

Which of the following is true of the $\underline { \text { mesosphere } }$ ?

The modern atmosphere, with the amount of oxygen that exists today, developed as early as 600 million years ago.

Since the implementation of the Clean Air Act this pollutant has had the greatest percent decrease

Approximately fifty percent of the atmosphere is compressed by gravity below an elevation of 5500 m (18,000 ft).

Weather (rain, fog, storms, etc.) occurs primarily in the troposphere.

Temperatures in the stratosphere with increasing altitude because .

Stars give off electromagnetic radiation because

Which of the following lists the correct sequence of gases, from most to least, in terms of percentage within the homosphere?

Energy is liberated within the Sun's interior through a process known as nuclear fusion.

Which of the gases listed below has accumulated in the atmosphere as a result of biological processes?

Which of the following is false regarding sunspots?

Industrial smog is

Natural rainfall is often slightly acidic. The natural acidity primarily results from the interaction of water with

Which of the following accurately describes Earth's distance from the Sun?

Which of the following statements is true?

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

Exam 2: Solar Energy, Seasons, and the Atmosphere

At all times during the year, the circle of illumination

Which of the following is true relative to net radiation at the thermopause?

Which of the following statements about ozone is false?

Temperature inversions occur

On the northern hemisphere's summer solstice, the north polar region receives more total daily energy than the equator.

Which of the following is true of the mesosphere ‾\underline { \text { mesosphere } } mesosphere ​ ?

The modern atmosphere, with the amount of oxygen that exists today, developed as early as 600 million years ago.

Since the implementation of the Clean Air Act this pollutant has had the greatest percent decrease

Approximately fifty percent of the atmosphere is compressed by gravity below an elevation of 5500 m (18,000 ft).

Weather (rain, fog, storms, etc.) occurs primarily in the troposphere.

Temperatures in the stratosphere ________ with increasing altitude because ________.

Stars give off electromagnetic radiation because

Which of the following lists the correct sequence of gases, from most to least, in terms of percentage within the homosphere?

Energy is liberated within the Sun's interior through a process known as nuclear fusion.

Which of the gases listed below has accumulated in the atmosphere as a result of biological processes?

Which of the following is false regarding sunspots?

Industrial smog is

Natural rainfall is often slightly acidic. The natural acidity primarily results from the interaction of water with

Which of the following accurately describes Earth's distance from the Sun?

Which of the following statements is true?

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

Which of the following is true of the $\underline { \text { mesosphere } }$ ?

Temperatures in the stratosphere with increasing altitude because .