Question 1

Why are volcanoes so large on Venus and on Mars?

Accepted Answer

Volcanoes have grown very larg...

Question 2

The air on Mars is 95% nitrogen and argon

Accepted Answer

A) True 
 B)False

Question 3

What keeps the surface temperatures constant all over Venus?

Accepted Answer

A)   a high level of deuterium within its atmosphere
B)   a thick layer of water vapor just above the surface
C)   a greenhouse effect holding in the heat
D)   a slow, retrograde rotation on its axis
E)   a thick atmosphere and high winds carry heat efficientlyF) All of the above
G) None of the above

Question 4

The Venus's atmosphere contains 96 percent _______________.

Accepted Answer

The answer of The Venus's atmosphere contains 96 percent _______________....

Question 5

The excess deuterium in Venus's atmosphere indicates that Venus currently has substantial amounts of water on its surface.

Accepted Answer

A) True 
 B)False

Question 6

Describe the surface features of Venus. If the atmosphere is so thick and the planet is so hot, how do we know about these surface features on Venus?

Accepted Answer

Most of the surface of Venus consists of...

Question 7

How is it that Earth has less CO2 in its atmosphere than Venus, even though both planets likely outgassed the about the same amount of CO2 during their development?

Accepted Answer

A)   Earth absorbed most of the CO2 into its oceans.
B)   Venus absorbed most of the CO2 into its oceans.
C)   Earth lost most of its CO2 because of weak gravity.
D)   Venus rotates too slowly to lose any of its CO2.
E)   Venus retained much of its CO2 in polar ice.F) C) and E)
G) A) and D)

Question 8

Which statement best describes the atmosphere of Venus?

Accepted Answer

A)   Similar to Earth, it contains mostly nitrogen and oxygen.
B)   Venus' atmosphere is high in carbon dioxide and considered a runaway greenhouse.
C)   Venus has a negligible atmosphere.
D)   Similar to Uranus, it contains mostly methane.
E)   Similar to Mercury, it has a thin atmosphere high in carbon dioxide.F) B) and D)
G) A) and B)

Question 9

The surface rocks on Venus are similar to ____ rocks on Earth.

Accepted Answer

A)   oxide-rich
B)   anorthosite
C)   sedimentary
D)   granitic
E)   basalticF) A) and B)
G) A) and C)

Question 10

What keeps water frozen on Mars?

Accepted Answer

A)   The constant subzero surface temperatures
B)   The low atmospheric pressure of the planet
C)   The distance between Mars and the Sun
D)   The relatively quick rotation period
E)   The negligible axis tilt of the planetF) D) and E)
G) C) and D)

Question 11

Why can't Venus's atmosphere break up into small cyclonic storms, like Earth?

Accepted Answer

A)   Venus rotates too slowly.
B)   Venus rotates backwards.
C)   Venus has a long orbital period.
D)   Venus has too much CO2 in its atmosphere.
E)   Venus has no ozone layer to support cyclonic storms.F) A) and E)
G) C) and D)

Question 12

Venus has many more _______________ than Earth, but not nearly as many as Earth's Moon.

Accepted Answer

The answer of Venus has many more _______________ than Earth,...

Question 13

Carbon dioxide is ________ to visible light, but ________  to infrared radiation.

Accepted Answer

transparen...

Question 14

What is the current dominant geological process on Mars?

Accepted Answer

A)   plate tectonics
B)   volcanism
C)   wind erosion
D)   water erosion
E)   crateringF) C) and D)
G) A) and B)

Question 15

The ______ period on Mars is characterized by heavy bombardment, flooding, and volcanism.

Accepted Answer

A)   Tharsis
B)   Deimos
C)   Amazonian
D)   Noachian
E)   HesperianF) All of the above
G) C) and E)

Question 16

Shield volcanoes, like those on Venus and Mars, occur ____.

Accepted Answer

A)   over a hot spot
B)   along a subduction zone
C)   Inside a chamber
D)   along plate boundaries
E)   within a calderaF) A) and B)
G) A) and E)

Question 17

The instruments of the Mars Odyssey spacecraft detected water frozen in the soil over large areas of Mars.

Accepted Answer

A) True 
 B)False

Question 18

What are the three periods of Mars's planetary history?

Accepted Answer

Noachian, ...

Question 19

Which is a unique characteristic of Venus not shared by the other Terrestrial planets?

Accepted Answer

A)   The planet has an atmosphere.
B)   The planet has volcanoes on its surface.
C)   The planet experiences retrograde rotation.
D)   The planet has a strong magnetic field.
E)   The planet once had water on its surface.F) A) and B)
G) All of the above

Question 20

What is Olympus Mons and where is it found?

Accepted Answer

A)   a crater on our Moon
B)   a volcano on the planet Mars
C)   a sinuous rille on Venus
D)   a caldera on the planet Venus
E)   a lobate scarp on MarsF) A) and E)
G) B) and D)

Exam 13: Venus and Mars

What is Olympus Mons and where is it found?

Correct AnswerverifiedShow Answer

What is the current dominant geological process on Mars?

Correct AnswerverifiedShow Answer

The surface rocks on Venus are similar to ____ rocks on Earth.

Correct AnswerverifiedShow Answer

How is it that Earth has less CO2 in its atmosphere than Venus, even though both planets likely outgassed the about the same amount of CO2 during their development?

Correct AnswerverifiedShow Answer

What keeps water frozen on Mars?

Correct AnswerverifiedShow Answer

Why can't Venus's atmosphere break up into small cyclonic storms, like Earth?

Correct AnswerverifiedShow Answer

Which is a unique characteristic of Venus not shared by the other Terrestrial planets?

Correct AnswerverifiedShow Answer

Which statement best describes the atmosphere of Venus?

Correct AnswerverifiedShow Answer

Venus has many more _______________ than Earth, but not nearly as many as Earth's Moon.

Correct AnswerverifiedShow Answer

The instruments of the Mars Odyssey spacecraft detected water frozen in the soil over large areas of Mars.

Correct AnswerverifiedShow Answer

Describe the surface features of Venus. If the atmosphere is so thick and the planet is so hot, how do we know about these surface features on Venus?

Correct AnswerverifiedMost of the surface of Venus consists of...View AnswerShow Answer

Shield volcanoes, like those on Venus and Mars, occur ____.

Correct AnswerverifiedShow Answer

Carbon dioxide is ________ to visible light, but ________ to infrared radiation.

Correct Answerverifiedtransparen...View AnswerShow Answer

The Venus's atmosphere contains 96 percent _______________.

Correct AnswerverifiedShow Answer

Why are volcanoes so large on Venus and on Mars?

Correct AnswerverifiedVolcanoes have grown very larg...View AnswerShow Answer

What keeps the surface temperatures constant all over Venus?

Correct AnswerverifiedShow Answer

The air on Mars is 95% nitrogen and argon

Correct AnswerverifiedShow Answer

What are the three periods of Mars's planetary history?

Correct AnswerverifiedNoachian, ...View AnswerShow Answer

The excess deuterium in Venus's atmosphere indicates that Venus currently has substantial amounts of water on its surface.

Correct AnswerverifiedShow Answer

The ______ period on Mars is characterized by heavy bombardment, flooding, and volcanism.

Correct AnswerverifiedShow Answer

Correct Answer
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How is it that Earth has less CO₂ in its atmosphere than Venus, even though both planets likely outgassed the about the same amount of CO₂ during their development?

Correct Answer
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Most of the surface of Venus consists of...
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Carbon dioxide is to visible light, but to infrared radiation.

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transparen...
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Volcanoes have grown very larg...
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Noachian, ...
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