Question 1

The atmosphere of Jupiter is primarily made up of

Accepted Answer

A) Nitrogen and oxygen 
B) Sulfuric acid 
C) Carbon dioxide 
D) Hydrogen and helium 
A) Nitrogen and oxygen 
B) Sulfuric acid 
C) Carbon dioxide 
D) Hydrogen and helium D

Question 2

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 Saturn 
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 Saturn C

Question 3

The chemical composition of Jupiter is closest to that of

Accepted Answer

A) The Earth 
B) The Sun 
C) Mars 
D) The Moon 
E) Venus 
A) The Earth 
B) The Sun 
C) Mars 
D) The Moon 
E) Venus B

Question 4

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 down 
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 down

Question 5

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 planet 
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 planet

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 Jupiter 
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 Jupiter

Question 7

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. 
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.

Question 8

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 helium 
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 helium

Question 9

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

Question 10

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 cooler 
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 cooler

Question 11

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 planets 
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 planets

Question 12

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

Question 13

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 speed 
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 speed

Question 14

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 iron 
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 iron

Question 15

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 Earth 
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 Earth

Question 16

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 distance 
A) Chandrasekhar limit 
B) Schwarzschild radius 
C) Roche limit 
D) Coriolis distance

Question 17

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 larger 
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 larger

Question 18

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

Accepted Answer

1.Oxygen and nitroge

Question 19

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 atmosphere 
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 atmosphere

Question 20

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

Exam 12: Jupiter and Saturn

The atmosphere of Jupiter is primarily made up of

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?

The chemical composition of Jupiter is closest to that of

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?

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

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

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

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

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

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

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

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

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

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

The orbits of the Jovian planets are all

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

How does Saturn compare with Jupiter?

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

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

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

Journeys Start

Patterns in the Sky

Ancient Astronomy

Renaissance Astronomy

Gravity and Motion

Light and Telescopes

Overview of the Solar System

The Earth

The Moon

Mercury and Venus

Mars

The Outer Solar System

Satellites

Small Solar System Bodies

Basic Properties of Stars

The Sun

The Formation of Stars and Planets

The Evolution of Stars

White Dwarfs, neutron Stars, and Black Holes

Binary Star Systems

The Milky Way

Galaxies

Quasars and Other Active Galaxies

Galaxy Clusters and the Structure of the Universe

Cosmology

Life in the Universe

Filters