Question 1

Because it is less dense than Jupiter,Saturn is more oblate than Jupiter,even though it rotates slightly more slowly.

Accepted Answer

A) True 
 B)False

Question 2

How is Mimas responsible for the Cassini Division?

Accepted Answer

Mimas has an orbital period precisely tw

Question 3

Saturn is less dense than water.

Accepted Answer

A) True 
 B)False

Question 4

While not yet observed in eruption,it is likely that ________ has active volcanoes; it certainly has one hemisphere greatly reworked by tectonic and volcanic forces.

Accepted Answer

A)  Dione 
B)  Titan 
C)  Enceladus 
D)  Mimas 
E)  Rhea 
A)  Dione 
B)  Titan 
C)  Enceladus 
D)  Mimas 
E)  Rhea

Question 5

Titan has oceans made chiefly of liquid ________.

Accepted Answer

The answer of Titan has oceans made chiefly of liquid...

Question 6

Contrast the probes dispatched by Galileo and Cassini in destinations.

Accepted Answer

Galileo's probe fell into the

Question 7

Saturn is almost as big as Jupiter,but only a third its mass.

Accepted Answer

A) True 
 B)False

Question 8

A typical ring particle is about the size of a snowball.

Accepted Answer

A) True 
 B)False

Question 9

The atmosphere of Titan is composed mostly of:

Accepted Answer

A)  oxygen. 
B)  methane. 
C)  carbon dioxide. 
D)  hydrogen. 
E)  nitrogen. 
A)  oxygen. 
B)  methane. 
C)  carbon dioxide. 
D)  hydrogen. 
E)  nitrogen.

Question 10

Saturn's cloud layers are thicker than Jupiter's,due to Saturn's ________ gravity.

Accepted Answer

The answer of Saturn's cloud layers are thicker than Jupiter's,due...

Question 11

The "wispy terrain" on Rhea was revealed by the Cassini spacecraft to be:

Accepted Answer

A)  ice cliffs created by tectonic fractures. 
B)  water ice flows from past impacts that cracked its icy surface. 
C)  the icy ash of water volcanoes. 
D)  "maria" created during the period of high impacts. 
E)  water ice flows from geyser-like activity. 
A)  ice cliffs created by tectonic fractures. 
B)  water ice flows from past impacts that cracked its icy surface. 
C)  the icy ash of water volcanoes. 
D)  "maria" created during the period of high impacts. 
E)  water ice flows from geyser-like activity.

Question 12

Saturn's rotation is fast and differential,much like Jupiter's.

Accepted Answer

A) True 
 B)False

Question 13

Since when we see Saturn's rings edge-on,they seem to disappear; they must be ________.

Accepted Answer

The answer of Since when we see Saturn's rings edge-on,they...

Question 14

When Voyager 2 was routed to fly by Saturn,it was originally the plan to have the satellite fly through the Cassini gap.Why would this have been a bad idea?

Accepted Answer

A)  That route would have taken Voyager 2 within the Roche Limit and the satellite would have been torn to pieces. 
B)  That route would have taken Voyager 2 inside Saturn's magnetic field causing the electronics on board to be destroyed. 
C)  The Cassini gap actually contains a large moon that orbits Saturn with a very high speed and Voyager 2 would have collided with that moon. 
D)  The gaps in Saturn's ring system (including the Cassini gap) are not actually empty space, rather they are an area of low density in the rings. 
E)  Voyager 2 would have encountered density waves which would have crushed the satellite. 
A)  That route would have taken Voyager 2 within the Roche Limit and the satellite would have been torn to pieces. 
B)  That route would have taken Voyager 2 inside Saturn's magnetic field causing the electronics on board to be destroyed. 
C)  The Cassini gap actually contains a large moon that orbits Saturn with a very high speed and Voyager 2 would have collided with that moon. 
D)  The gaps in Saturn's ring system (including the Cassini gap) are not actually empty space, rather they are an area of low density in the rings. 
E)  Voyager 2 would have encountered density waves which would have crushed the satellite.

Question 15

What is interesting about Saturn's large moon Titan?

Accepted Answer

A)  It is one of Saturn's two large moons. 
B)  It has a 2:1 resonance with Mimas and a 4:1 resonance with the Cassini gap. 
C)  It has its own moon. 
D)  It orbits Saturn in a retrograde sense. 
E)  It has an atmosphere. 
A)  It is one of Saturn's two large moons. 
B)  It has a 2:1 resonance with Mimas and a 4:1 resonance with the Cassini gap. 
C)  It has its own moon. 
D)  It orbits Saturn in a retrograde sense. 
E)  It has an atmosphere.

Question 16

When Cassini entered orbit around Saturn,it caused the planet's orbit to change.

Accepted Answer

A) True 
 B)False

Question 17

Saturn is almost the same size as ________,but only half as dense.

Accepted Answer

The answer of Saturn is almost the same size as...

Question 18

What is the space probe that is currently orbiting Saturn and is responsible for numerous discoveries of storms and weather patterns in Saturn's atmosphere called?

Accepted Answer

A)  Galileo 
B)  Encke 
C)  New Horizons 
D)  Cassini 
E)  Messenger 
A)  Galileo 
B)  Encke 
C)  New Horizons 
D)  Cassini 
E)  Messenger

Question 19

Many of Saturn's outer smaller moons,like Phoebe,orbit ________ compared to the planet's rotation.

Accepted Answer

The answer of Many of Saturn's outer smaller moons,like Phoebe,orbit...

Question 20

The shepherd moons keep the ring particles in their rings by:

Accepted Answer

A)  repelling the ring particles, causing them to slow down. 
B)  repelling the ring particles, causing them to speed up or slow down. 
C)  attracting the ring particles, causing them speed up. 
D)  attracting the ring particles, causing them to speed up or slow down. 
E)  both attracting and repelling the ring particles, causing them to speed up or slow down. 
A)  repelling the ring particles, causing them to slow down. 
B)  repelling the ring particles, causing them to speed up or slow down. 
C)  attracting the ring particles, causing them speed up. 
D)  attracting the ring particles, causing them to speed up or slow down. 
E)  both attracting and repelling the ring particles, causing them to speed up or slow down.

Exam 12: Saturn: Spectacular Rings and Mysterious Moons

Because it is less dense than Jupiter,Saturn is more oblate than Jupiter,even though it rotates slightly more slowly.

How is Mimas responsible for the Cassini Division?

Saturn is less dense than water.

While not yet observed in eruption,it is likely that ________ has active volcanoes; it certainly has one hemisphere greatly reworked by tectonic and volcanic forces.

Titan has oceans made chiefly of liquid ________.

Contrast the probes dispatched by Galileo and Cassini in destinations.

Saturn is almost as big as Jupiter,but only a third its mass.

A typical ring particle is about the size of a snowball.

The atmosphere of Titan is composed mostly of:

Saturn's cloud layers are thicker than Jupiter's,due to Saturn's ________ gravity.

The "wispy terrain" on Rhea was revealed by the Cassini spacecraft to be:

Saturn's rotation is fast and differential,much like Jupiter's.

Since when we see Saturn's rings edge-on,they seem to disappear; they must be ________.

When Voyager 2 was routed to fly by Saturn,it was originally the plan to have the satellite fly through the Cassini gap.Why would this have been a bad idea?

What is interesting about Saturn's large moon Titan?

When Cassini entered orbit around Saturn,it caused the planet's orbit to change.

Saturn is almost the same size as ________,but only half as dense.

What is the space probe that is currently orbiting Saturn and is responsible for numerous discoveries of storms and weather patterns in Saturn's atmosphere called?

Many of Saturn's outer smaller moons,like Phoebe,orbit ________ compared to the planet's rotation.

The shepherd moons keep the ring particles in their rings by:

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?

Jupiter: Giant of the Solar System

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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