Question 1

What material makes up most of Jupiter's volume,and why is it not found here?

Accepted Answer

Liquid metallic hydrogen can be formed only under tremendous pressure,not found even in the Earth's interior,much less on its surface.

Question 2

Colors in Jupiter's clouds are largely due to helium compounds.

Accepted Answer

A) True 
 B)False  False

Question 3

The Galileo mission put a spacecraft into orbit around Jupiter.Which statement about that spacecraft is true?

Accepted Answer

A)  The spacecraft crashed into the moon Europa. 
B)  The spacecraft's probe measured windspeeds in Jupiter's atmosphere. 
C)  A saltwater ocean was discovered on Jupiter. 
D)  Intense magnetic fields were discovered in the asteroid belt. 
E)  A probe was released which soft landed on Io. 
A)  The spacecraft crashed into the moon Europa. 
B)  The spacecraft's probe measured windspeeds in Jupiter's atmosphere. 
C)  A saltwater ocean was discovered on Jupiter. 
D)  Intense magnetic fields were discovered in the asteroid belt. 
E)  A probe was released which soft landed on Io. B

Question 4

How does the mass of Jupiter compare with that of the other planets?

Accepted Answer

A)  It is slightly larger and more massive than Saturn. 
B)  It is similar to that of the Earth and Venus. 
C)  It is twice as massive as all other planets combined. 
D)  It is almost as massive as Saturn. 
E)  It is about a tenth the mass of the Sun. 
A)  It is slightly larger and more massive than Saturn. 
B)  It is similar to that of the Earth and Venus. 
C)  It is twice as massive as all other planets combined. 
D)  It is almost as massive as Saturn. 
E)  It is about a tenth the mass of the Sun.

Question 5

What is interesting about Jupiter's rotation period?

Accepted Answer

A)  It is the same as Earth's. 
B)  It is the same as its orbital period. 
C)  It is the same as the Sun's. 
D)  It is the slowest in the solar system. 
E)  It is the fastest in the solar system. 
A)  It is the same as Earth's. 
B)  It is the same as its orbital period. 
C)  It is the same as the Sun's. 
D)  It is the slowest in the solar system. 
E)  It is the fastest in the solar system.

Question 6

If it were about 80 times as massive as present,Jupiter could become a star.

Accepted Answer

A) True 
 B)False

Question 7

Jupiter is noticeably oblate because:

Accepted Answer

A)  it has a strong magnetic field. 
B)  it has such powerful gravity. 
C)  it rotates rapidly. 
D)  it undergoes a gravitational attraction from each of its various moons. 
E)  it has a mantle of liquid metallic hydrogen. 
A)  it has a strong magnetic field. 
B)  it has such powerful gravity. 
C)  it rotates rapidly. 
D)  it undergoes a gravitational attraction from each of its various moons. 
E)  it has a mantle of liquid metallic hydrogen.

Question 8

All the Galilean moons are in synchronous rotation,with the same face always pointed toward Jupiter,except for tidally stressed Io.

Accepted Answer

A) True 
 B)False

Question 9

Io's volcanoes contribute material to a(n)________ around the planet Jupiter's equator.

Accepted Answer

ring or to

Question 10

Contrast the internal structures of the four Galilean moons.How are their internal differences reflected in the nature of their surfaces and other factors like their mean densities?

Accepted Answer

Io: Molten to core,high density (3600 kg

Question 11

Like Earth,Jupiter's internal energy is generated chiefly by radioactive decay.

Accepted Answer

A) True 
 B)False

Question 12

The apparent "surface" of Jupiter is actually the tops of ________.

Accepted Answer

The answer of The apparent "surface" of Jupiter is actually...

Question 13

What evidence do we have that Jupiter must have a substantial solid core under the thick clouds?

Accepted Answer

A)  Its magnetic field must be form by rotating molten iron, like our own. 
B)  Occasional breaks in the clouds reveal a solid surface at times. 
C)  Jupiter's disk is more oblate than it should be, suggesting it has a higher density. 
D)  Jupiter's disk is less oblate than it should be, if it were only hydrogen and helium. 
E)  The Io flux tube goes straight down to Jupiter's iron core. 
A)  Its magnetic field must be form by rotating molten iron, like our own. 
B)  Occasional breaks in the clouds reveal a solid surface at times. 
C)  Jupiter's disk is more oblate than it should be, suggesting it has a higher density. 
D)  Jupiter's disk is less oblate than it should be, if it were only hydrogen and helium. 
E)  The Io flux tube goes straight down to Jupiter's iron core.

Question 14

Why is Galileo Regio,the large circular feature on Ganymede,so dark?

Accepted Answer

A)  It is composed of dense basaltic mantle rock that once flowed like lunar mare. 
B)  It is the result of micrometeorite dust settling onto it over several billion years. 
C)  It has an asphalt-like material that is like the dark side of Iapetus of Saturn. 
D)  It is the result of ultraviolet light from the Sun interacting with the ice and creating a substance that is quite dark. 
E)  It is the site of a recent meteorite impact that scattered a lot of dark, rocky material. 
A)  It is composed of dense basaltic mantle rock that once flowed like lunar mare. 
B)  It is the result of micrometeorite dust settling onto it over several billion years. 
C)  It has an asphalt-like material that is like the dark side of Iapetus of Saturn. 
D)  It is the result of ultraviolet light from the Sun interacting with the ice and creating a substance that is quite dark. 
E)  It is the site of a recent meteorite impact that scattered a lot of dark, rocky material.

Question 15

Contrast the internal structure of a planet like Jupiter with that of a typical terrestrial planet in as many ways as possible.

Accepted Answer

Jupiter's structure as one moves toward

Question 16

The reason the jovian planets lost very little of their original atmosphere is due to their:

Accepted Answer

A)  rapid rotation. 
B)  strong magnetic fields. 
C)  ring systems. 
D)  large mass. 
E)  many moons. 
A)  rapid rotation. 
B)  strong magnetic fields. 
C)  ring systems. 
D)  large mass. 
E)  many moons.

Question 17

What is the source of Jupiter's nonthermal radio radiation?

Accepted Answer

Charged particles mo

Question 18

Jupiter's atmosphere is a single huge storm system.

Accepted Answer

A) True 
 B)False

Question 19

Which of the four Galilean moons is NOT differentiated?

Accepted Answer

A)  Io 
B)  Europa 
C)  Ganymede 
D)  Callisto 
E)  None of the above. All the moons are differentiated. 
A)  Io 
B)  Europa 
C)  Ganymede 
D)  Callisto 
E)  None of the above. All the moons are differentiated.

Question 20

Alternating zones of rising and sinking gas in Jupiter's atmosphere:

Accepted Answer

A)  create light and dark bands. 
B)  cause Jupiter's magnetic field to ripple. 
C)  produced the ring system discovered by Voyager. 
D)  generate their own magnetic fields. 
E)  circle the planet from pole to pole. 
A)  create light and dark bands. 
B)  cause Jupiter's magnetic field to ripple. 
C)  produced the ring system discovered by Voyager. 
D)  generate their own magnetic fields. 
E)  circle the planet from pole to pole.

Exam 11: Jupiter: Giant of the Solar System

What material makes up most of Jupiter's volume,and why is it not found here?

Colors in Jupiter's clouds are largely due to helium compounds.

The Galileo mission put a spacecraft into orbit around Jupiter.Which statement about that spacecraft is true?

How does the mass of Jupiter compare with that of the other planets?

What is interesting about Jupiter's rotation period?

If it were about 80 times as massive as present,Jupiter could become a star.

Jupiter is noticeably oblate because:

All the Galilean moons are in synchronous rotation,with the same face always pointed toward Jupiter,except for tidally stressed Io.

Io's volcanoes contribute material to a(n)________ around the planet Jupiter's equator.

Contrast the internal structures of the four Galilean moons.How are their internal differences reflected in the nature of their surfaces and other factors like their mean densities?

Like Earth,Jupiter's internal energy is generated chiefly by radioactive decay.

The apparent "surface" of Jupiter is actually the tops of ________.

What evidence do we have that Jupiter must have a substantial solid core under the thick clouds?

Why is Galileo Regio,the large circular feature on Ganymede,so dark?

Contrast the internal structure of a planet like Jupiter with that of a typical terrestrial planet in as many ways as possible.

The reason the jovian planets lost very little of their original atmosphere is due to their:

What is the source of Jupiter's nonthermal radio radiation?

Jupiter's atmosphere is a single huge storm system.

Which of the four Galilean moons is NOT differentiated?

Alternating zones of rising and sinking gas in Jupiter's atmosphere:

Charting the Heavens: The Foundations of Astronomy

The Copernican Revolution: The Birth of Modern Science

Radiation: Information from the Cosmos

Spectroscopy: The Inner Workings of Atoms

Telescopes: The Tools of Astronomy

The Solar System: Comparative Planetology and Formation Models

Earth: Our Home in Space

The Moon and Mercury: Scorched and Battered Worlds

Venus: Earth's Sister Planet

Mars: A Near Miss for Life?

Saturn: Spectacular Rings and Mysterious Moons

Uranus and Neptune: The Outer Worlds of the Solar System

Solar System Debris: Keys to Our Origin

Exoplanets: Planetary Systems Beyond Our Own

The Sun: Our Parent Star

The Stars: Giants,Dwarfs,and the Main Sequence

The Interstellar Medium: Gas and Dust among the Stars

Star Formation: A Traumatic Birth

Stellar Evolution: The Life and Death of a Star

Stellar Explosions: Novae,Supernovae,and the Formation of the Elements

Neutron Stars and Black Holes: Strange States of Matter

The Milky Way Galaxy: A Spiral in Space

Galaxies: Building Blocks of the Universe

Galaxies and Dark Matter: The Large-Scale Structure of the Cosmos

Cosmology: The Big Bang and the Fate of the Universe

The Early Universe: Toward the Beginning of Time

Life in the Universe: Are We Alone?

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