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Annually,acid deposition costs and estimated $50 billion in the United States,Canada and Europe.

A) True
B) False

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Which of the following is NOT a reason for the seasons?


A) The timing of Earthʹs perihelion and aphelion
B) The shape of Earth
C) The revolution of Earth around the Sun
D) Earthʹs axial tilt

E) C) and D)
F) All of the above

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The higher the UV Index,the faster a person will sunburn.

A) True
B) False

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By volume,nitrogen is the most abundant gas in the modern homosphere.

A) True
B) False

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Given the pH scale is logarithmic where each whole number represents a tenfold increase,a rain with a pH of 3 is how many times more acidic than rain with a pH of 7?


A) 3
B) 4
C) 100
D) 10,000
E) 1,000,000,000

F) B) and C)
G) A) and C)

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The correct order for wavelengths of electromagnetic radiation from shortest to longest is: X-rays,infrared,radio waves,visible light,and ultraviolet.

A) True
B) False

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Natural sources produce greater quantities of air pollutants than do sources attributable to humans.

A) True
B) False

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The three stable (i.e.,nonvariable) gases in the atmosphere,in order of abundance from most to least,are


A) oxygen,carbon dioxide,argon.
B) nitrogen,oxygen,argon.
C) carbon dioxide,argon,oxygen.
D) oxygen,argon,nitrogen.

E) All of the above
F) A) and D)

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Trace the changing temperature of the atmosphere from Earthʹs surface to the top of the thermosphere.

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It follows a zig-zag patter: d...

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Which of the following is NOT true regarding the oxides of sulfur and nitrogen?


A) They are causing major environmental problems in Europe and Asia.
B) They are produced by industry and transportation.
C) They lead to the formation of airborne sulfuric and nitric acid.
D) They are naturally occurring and,therefore,not considered pollutants.

E) B) and C)
F) A) and C)

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Based on temperature,the atmosphere is divided into


A) two functional areas that absorb radiation from the Sun.
B) four regions: ranging from the troposphere to the thermosphere.
C) nitrogen,oxygen,argon.
D) two broad regions.

E) B) and C)
F) All of the above

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The Sunʹs altitude refers to


A) the subsolar point.
B) how far the Sun is from Earth.
C) the angular distance from the equator to the latitude at which direct overhead insolation is received.
D) the angular height of the Sun above the horizon.

E) B) and C)
F) A) and D)

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The normal lapse rate for temperature decreases is an average of 3°C per 1000 m.

A) True
B) False

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Seasonality involves the variability of both daylength and the altitude of the Sun.

A) True
B) False

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The homosphere is so called because


A) the blend of gases is nearly uniform throughout.
B) scientists have been unable to determine its composition and assume it is homogeneous.
C) it contains only one gas,nitrogen.
D) it is the habitable sphere for humans (Homo sapiens) .

E) B) and D)
F) B) and C)

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On the June Solstice,this area experiences 24 hours of daylight.


A) between the Tropic of Cancer and the Arctic Circle
B) below the Antarctic Circle
C) between the Tropic of Capricorn and the Antarctic Circle
D) above the Arctic Circle

E) All of the above
F) C) and D)

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Based on the criteria of composition,the atmosphere is divided into two broad regions: the ionosphere and the ozonosphere.

A) True
B) False

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The two most abundant gases in the atmosphere are


A) oxygen and carbon dioxide.
B) nitrogen and oxygen.
C) water vapor and carbon dioxide.
D) nitrogen and water vapor.

E) B) and D)
F) A) and D)

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Rainfall is naturally acidic due to the presence of carbonic acids.

A) True
B) False

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Why is the hole in the ozone greatest over Antarctica?


A) South American countries have not ratified the Montreal Protocol and continue to release ozone-destroying CFCs.
B) Chlorine freed from CFCs elsewhere migrate to the Antarctic region,where they are trapped by the polar vortex.
C) Ozone,a greenhouse gas which traps ultraviolet energy radiated from Earthʹs surface,has highest concentration in Antarctica.
D) The ozone hole is a natural phenomenon related to high polar stratospheric clouds.

E) A) and B)
F) A) and C)

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