Question 1

Which of the following statements about the dark-colored regions that are observed in the clouds of Jupiter is correct?

Accepted Answer

A)  They are relatively warm and deep in the atmosphere
B)  They are relatively warm and high in the atmosphere
C)  They are relatively cool and deep in the atmosphere
D)  They are relatively cool and high in the atmosphereE) None of the above
F) C) and D)

Question 2

What are the two most abundant gases in the atmosphere of Saturn?

Accepted Answer

A)  Methane and water vapor
B)  Methane and ammonia
C)  Nitrogen and oxygen
D)  Helium and hydrogenE) A) and D)
F) B) and C)

Question 3

Which of the following best describes the evolution of Jupiter since soon after it formed?

Accepted Answer

A)  It has grown steadily dimmer and hotter
B)  It has grown steadily brighter and hotter
C)  It has grown steadily dimmer and cooler
D)  It has grown steadily brighter and coolerE) A) and B)
F) A) and C)

Question 4

The magnetosphere of Jupiter has a size that has what relationship to the size of the Sun?

Accepted Answer

A)  Much larger than the Sun.
B)  Much smaller than the Sun.
C)  About the same size as the Sun.
D)  Alternates between a little smaller than the Sun to much larger than the Sun.E) B) and D)
F) C) and D)

Question 5

Which of the following is a true statement about the rings of Jupiter?

Accepted Answer

A)  They rotate in the direction opposite the rotation of Jupiter
B)  They contain less material than the rings of Saturn
C)  They were discovered at about the same time Saturn's rings were discovered
D)  They are made of particles of solid ironE) None of the above
F) A) and C)

Question 6

The equatorial diameter of Jupiter is about 6% larger than the polar diameter of
Jupiter.Why?

Accepted Answer

A)  Jupiter rotates rapidly
B)  Jupiter is distorted by tides due to its satellites
C)  Beneath the clouds,Jupiter has many equatorial mountain ranges
D)  Solar tides have distorted JupiterE) All of the above
F) C) and D)

Question 7

The particles in Saturn's rings are made of (or covered with)

Accepted Answer

A)  Water ice
B)  Dry ice (frozen carbon dioxide) 
C)  Metallic hydrogen
D)  A dark tar-like substanceE) B) and D)
F) C) and D)

Question 8

The atmosphere of Jupiter is primarily made up of

Accepted Answer

A)  Nitrogen and oxygen
B)  Sulfuric acid
C)  Carbon dioxide
D)  Hydrogen and heliumE) B) and C)
F) None of the above D

Question 9

Jupiter emits about twice as much energy as it absorbs from sunlight.What is the origin of the excess energy?

Accepted Answer

A)  Energy stored from the origin of Jupiter
B)  The greenhouse effect
C)  A slowing of the rotation rate of Jupiter
D)  Nuclear reactionsE) A) and B)
F) B) and D)

Question 10

In which part of Saturn's rings do the ring particles move the fastest?

Accepted Answer

A)  The innermost part of the rings
B)  The outermost part of the rings
C)  In Casssini's division
D)  They all move at the same speedE) C) and D)
F) B) and C)

Question 11

The orbits of the Jovian planets are all

Accepted Answer

A)  Randomly oriented in space
B)  Larger than the orbit of the Earth
C)  In nearly the same plane,termed the meridian
D)  Mostly perpendicular to the orbit of the EarthE) None of the above
F) A) and D)

Question 12

The inner parts of Saturn's rings orbit at a faster speed than the outer parts of the rings.What does this tell us about the rings?

Accepted Answer

A)  The rings are made of solid sheets of material
B)  Gravity is not the force that holds the rings in orbit about Saturn
C)  The rings are made of a myriad of independently orbiting particles
D)  The rings orbit in the direction opposite the rotation of SaturnE) A) and B)
F) All of the above C

Question 13

The amount of infrared energy emitted by Jupiter is about twice as great as the amount of sunlight that the planet absorbs.What is the significance of this discrepancy?

Accepted Answer

A)  It implies that the planet is cooler than it should be
B)  It implies that there are significant energy sources within Jupiter
C)  It implies that the Sun was once much dimmer than it now is
D)  It implies that the rotation of Jupiter must be slowing downE) A) and B)
F) None of the above

Question 14

Which of the following statements correctly describes the chemical composition of the Jovian and terrestrial planets?

Accepted Answer

A)  The Jovian planets more closely resemble the Sun and stars
B)  The Jovian and terrestrial planets have similar compositions
C)  The Jovian planets have a higher percentage of silicon and iron than terrestrial planets
D)  The terrestrial planets have more hydrogen than the Jovian planetsE) None of the above
F) All of the above

Question 15

The chemical composition of Jupiter is closest to that of

Accepted Answer

A)  The Earth
B)  The Sun
C)  Mars
D)  The Moon
E)  VenusF) B) and E)
G) C) and E) B

Question 16

How does Saturn compare with Jupiter?

Accepted Answer

A)  It is less massive and smaller
B)  It is more massive but smaller.
C)  It is less massive but larger
D)  It is more massive and largerE) A) and D)
F) B) and D)

Question 17

Which of the following is a characteristic of a Jovian planet?

Accepted Answer

A)  Location in the inner solar system
B)  Diameter of at least 100,000 km
C)  Mean density of about 5 times that of water
D)  Atmosphere containing mostly hydrogen and heliumE) A) and C)
F) C) and D)

Question 18

The distance from a planet within which tides would tear a satellite apart is called the

Accepted Answer

A)  Chandrasekhar limit
B)  Schwarzschild radius
C)  Roche limit
D)  Coriolis distanceE) A) and B)
F) B) and C)

Question 19

What would happen to an asteroid that came within the Roche limit of a planet?

Accepted Answer

A)  It would be ejected at twice the speed it originally had
B)  It would be destroyed by tides
C)  It would be captured and become a satellite.
D)  It would be burned up in the atmosphere of the planetE) A) and D)
F) All of the above

Question 20

What two chemical elements make up most of Jupiter's mass?

Accepted Answer

1.Oxygen and nitroge...

Exam 12: Jupiter and Saturn

Which of the following statements about the dark-colored regions that are observed in the clouds of Jupiter is correct?

Correct AnswerverifiedShow Answer

What are the two most abundant gases in the atmosphere of Saturn?

Correct AnswerverifiedShow Answer

Which of the following best describes the evolution of Jupiter since soon after it formed?

Correct AnswerverifiedShow Answer

The magnetosphere of Jupiter has a size that has what relationship to the size of the Sun?

Correct AnswerverifiedShow Answer

Which of the following is a true statement about the rings of Jupiter?

Correct AnswerverifiedShow Answer

The equatorial diameter of Jupiter is about 6% larger than the polar diameter of Jupiter.Why?

Correct AnswerverifiedShow Answer

The particles in Saturn's rings are made of (or covered with)

Correct AnswerverifiedShow Answer

The atmosphere of Jupiter is primarily made up of

Correct AnswerverifiedD

Jupiter emits about twice as much energy as it absorbs from sunlight.What is the origin of the excess energy?

Correct AnswerverifiedShow Answer

In which part of Saturn's rings do the ring particles move the fastest?

Correct AnswerverifiedShow Answer

The orbits of the Jovian planets are all

Correct AnswerverifiedShow Answer

The inner parts of Saturn's rings orbit at a faster speed than the outer parts of the rings.What does this tell us about the rings?

Correct AnswerverifiedC

The amount of infrared energy emitted by Jupiter is about twice as great as the amount of sunlight that the planet absorbs.What is the significance of this discrepancy?

Correct AnswerverifiedShow Answer

Which of the following statements correctly describes the chemical composition of the Jovian and terrestrial planets?

Correct AnswerverifiedShow Answer

The chemical composition of Jupiter is closest to that of

Correct AnswerverifiedB

How does Saturn compare with Jupiter?

Correct AnswerverifiedShow Answer

Which of the following is a characteristic of a Jovian planet?

Correct AnswerverifiedShow Answer

The distance from a planet within which tides would tear a satellite apart is called the

Correct AnswerverifiedShow Answer

What would happen to an asteroid that came within the Roche limit of a planet?

Correct AnswerverifiedShow Answer

What two chemical elements make up most of Jupiter's mass?

Correct Answerverified1.Oxygen and nitroge...View AnswerShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
D

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
C

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
B

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
1.Oxygen and nitroge...
View Answer