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The Tropic of Capricorn is at ________ latitude.


A) 23½°N
B) 23½°S
C) 66½°N
D) 66½°S
E) 0°

F) A) and E)
G) D) and E)

Correct Answer

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Which ocean basin is located primarily in the Southern Hemisphere?


A) Pacific
B) Atlantic
C) Indian
D) Arctic
E) None of these is correct.

F) B) and D)
G) A) and D)

Correct Answer

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How long does it take for the Earth to make one rotation on its axis?


A) 60 seconds
B) 1 hour
C) 24 hours
D) 30 days
E) 365 days

F) All of the above
G) A) and B)

Correct Answer

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The Earth's axis is at an angle of ________ relative to the vertical of the plane of rotation about the Sun.


A) 0°
B) 13.5°
C) 23.5°
D) 45°
E) 66.5°

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

Correct Answer

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The Big Bang occurred roughly ________ years ago.


A) 4.6 billion
B) 250 million
C) 13 billion
D) 10 billion
E) 750 million

F) A) and D)
G) A) and C)

Correct Answer

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Free oxygen was a common constituent of the Earth's early atmosphere.

A) True
B) False

Correct Answer

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The ground at which of the following latitudes experiences the greatest speed around the Earth's axis of rotation?


A) 9°N
B) 45°S
C) 23.5°N
D) 16°S
E) 66.5°S

F) C) and D)
G) A) and D)

Correct Answer

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Approximately what percentage of gas emitted by volcanoes is water vapor?


A) 1%
B) 10%
C) 25%
D) 45%
E) 70%

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

Correct Answer

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Earth is the ________ planet from the Sun.


A) first
B) second
C) third
D) fourth
E) fifth

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

Correct Answer

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On average, water in a river will have a longer residence time than water in the oceans.

A) True
B) False

Correct Answer

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The ground at the Earth's Equator moves about the Earth's axis of at ________.


A) 0.1 km/h
B) 16.7 km/h
C) 1670 km/h
D) 3340 km/h
E) 3.34 × 106 km/h

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

Correct Answer

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Longitude is given in degrees ________.


A) east and west of the Equator
B) north and south of the Equator
C) east and west of the Prime Meridian
D) north and south of the Prime Meridian
E) None of these is correct; longitude is not measured in degrees.

F) None of the above
G) A) and D)

Correct Answer

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How long does it take for Earth to make one revolution around the Sun?


A) 60 seconds
B) 1 hour
C) 24 hours
D) 30 days
E) 365 days

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

Correct Answer

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Mercury, Venus, Earth, and Mars are smaller in size and closer to the Sun than Jupiter, Saturn, Uranus, or Neptune.

A) True
B) False

Correct Answer

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There is more land located in the Northern Hemisphere than in the Southern Hemisphere.

A) True
B) False

Correct Answer

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One degree of latitude is about equal to ________.


A) 1 nautical mile
B) 1 land mile
C) 60 nautical miles
D) 60 land miles
E) 600 nautical miles

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

Correct Answer

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Earth formed shortly after the Big Bang.

A) True
B) False

Correct Answer

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A time zone is approximately ________ degrees wide.


A) 5
B) 15
C) 90
D) 180
E) 365

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

Correct Answer

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Most of the water evaporated from the oceans returns directly to the oceans in precipitation.

A) True
B) False

Correct Answer

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Earth turns westward as it rotates on its axis.

A) True
B) False

Correct Answer

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