Question 1

Though Titan has a small mass,it is able to retain an atmosphere.Why?

Accepted Answer

A) because it is very cold 
B) because it is very hot 
C) because it has an iron surface 
D) because it attracts gas from the solar wind 
A) because it is very cold 
B) because it is very hot 
C) because it has an iron surface 
D) because it attracts gas from the solar wind

Question 2

What is the significance of the colours of Uranus and Neptune?

Accepted Answer

The colors of Uranus and Neptune are sig

Question 3

The rings of ____________________ were discovered when they occulted a star.

Accepted Answer

The answer of The rings of ____________________ were discovered when...

Question 4

-The graph plots the escape velocity of several solar system objects along the vertical axis and the surface temperature along the horizontal.The lines plotted in the figure are the fastest speeds of gas particles as a function of temperature for various gases.Which of the gases plotted in this diagram could be retained by Ganymede?

Accepted Answer

A) only CO₂ 
B) NH₃ and O₂ 
C) CO₂, NH₃, and O₂ 
D) CO₂ and O₂ 
A) only CO₂ 
B) NH₃ and O₂ 
C) CO₂, NH₃, and O₂ 
D) CO₂ and O₂

Question 5

What is unusual about Triton's orbit around Neptune?

Accepted Answer

A) Triton orbits in the same direction as Neptune rotates on its axis. 
B) Triton orbits in the opposite direction to the way Neptune rotates on its axis. 
C) Triton's rotation axis always points toward Neptune. 
D) Triton's rotation is in the opposite direction to its orbital direction. 
A) Triton orbits in the same direction as Neptune rotates on its axis. 
B) Triton orbits in the opposite direction to the way Neptune rotates on its axis. 
C) Triton's rotation axis always points toward Neptune. 
D) Triton's rotation is in the opposite direction to its orbital direction.

Question 6

What causes the geological activity seen on some of the inner moons of Jupiter?

Accepted Answer

A) Constant collisions with space debris provide a power source for geological activity. 
B) The strong magnetic field of Jupiter heats up the surface of the inner moons. 
C) Tidal friction caused by Jupiter's gravity heats up the interiors of the moons. 
D) Solar radiation reflected off Jupiter's surface provides a power source for the moons' geological activity. 
A) Constant collisions with space debris provide a power source for geological activity. 
B) The strong magnetic field of Jupiter heats up the surface of the inner moons. 
C) Tidal friction caused by Jupiter's gravity heats up the interiors of the moons. 
D) Solar radiation reflected off Jupiter's surface provides a power source for the moons' geological activity.

Question 7

Jupiter radiates less heat than it absorbs from the Sun.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is a feature of Saturn's atmosphere?

Accepted Answer

A) more distinctive zones and belts than Jupiter's atmosphere 
B) free oxygen 
C) methane clouds and haze 
D) a blue-green colour 
A) more distinctive zones and belts than Jupiter's atmosphere 
B) free oxygen 
C) methane clouds and haze 
D) a blue-green colour

Question 9

What planet do the Galilean satellites orbit?

Accepted Answer

A) Jupiter 
B) Saturn 
C) Uranus 
D) Neptune 
A) Jupiter 
B) Saturn 
C) Uranus 
D) Neptune

Question 10

Why is Saturn oblate in shape?

Accepted Answer

A) The gravitational force of its moons flattens the planet. 
B) The rapid rotation of the planet flattens it. 
C) It formed that way originally and has no way to reshape itself. 
D) Its magnetic field pulls the polar regions toward the planet's centre. 
A) The gravitational force of its moons flattens the planet. 
B) The rapid rotation of the planet flattens it. 
C) It formed that way originally and has no way to reshape itself. 
D) Its magnetic field pulls the polar regions toward the planet's centre.

Question 11

The rings around Uranus and Neptune are confined by shepherd satellites.

Accepted Answer

A) True 
 B)False

Question 12

Both Jupiter and Saturn contain liquid metallic hydrogen.

Accepted Answer

A) True 
 B)False

Question 13

Which of these planets has the most featureless appearance,as revealed visually by space probes?

Accepted Answer

A) Jupiter 
B) Saturn 
C) Uranus 
D) Neptune 
A) Jupiter 
B) Saturn 
C) Uranus 
D) Neptune

Question 14

Which of these Galilean satellites is most geologically active?

Accepted Answer

A) Io 
B) Europa 
C) Callisto 
D) Ganymede 
A) Io 
B) Europa 
C) Callisto 
D) Ganymede

Question 15

The largest satellites of Jupiter are known as the ____________________ satellites.

Accepted Answer

The answer of The largest satellites of Jupiter are known...

Question 16

How are the Great Red Spot and Great Dark Spot different from weather patterns on Earth?

Accepted Answer

A) They are related to the planets' magnetic fields. 
B) They come and go much faster than hurricanes and cyclones on Earth. 
C) They are much longer-lasting than weather systems on Earth. 
D) They are related to the planets' rotation. 
A) They are related to the planets' magnetic fields. 
B) They come and go much faster than hurricanes and cyclones on Earth. 
C) They are much longer-lasting than weather systems on Earth. 
D) They are related to the planets' rotation.

Question 17

In what way is the rocky material of Jupiter's core different from the rocks found on Earth?

Accepted Answer

A) It is much cooler because Jupiter is farther from the Sun. 
B) It is much hotter and denser because of the extreme pressure at the core of Jupiter. 
C) It is not composed of iron and nickel because this material would float on the surface. 
D) It is composed entirely of ices that have frozen into a large rock-like structure. 
A) It is much cooler because Jupiter is farther from the Sun. 
B) It is much hotter and denser because of the extreme pressure at the core of Jupiter. 
C) It is not composed of iron and nickel because this material would float on the surface. 
D) It is composed entirely of ices that have frozen into a large rock-like structure.

Question 18

What is the grooved terrain found on Ganymede is believed to indicate?

Accepted Answer

A) flow channels for liquid water 
B) flow channels for liquid methane 
C) a system of faults in the crust 
D) the peaks of water waves in a large ocean 
A) flow channels for liquid water 
B) flow channels for liquid methane 
C) a system of faults in the crust 
D) the peaks of water waves in a large ocean

Question 19

Why can Saturn have a ring of icy particles,while terrestrial planets cannot?

Accepted Answer

Saturn, along with the other gas giants

Question 20

What is the term for the region around a planet where the magnetic field is able to deflect the solar wind and other charged particles?

Accepted Answer

A) aurora 
B) magnetosphere 
C) hydrosphere 
D) corona 
A) aurora 
B) magnetosphere 
C) hydrosphere 
D) corona

Though Titan has a small mass,it is able to retain an atmosphere.Why?

What is the significance of the colours of Uranus and Neptune?

The rings of ____________________ were discovered when they occulted a star.

What is unusual about Triton's orbit around Neptune?

What causes the geological activity seen on some of the inner moons of Jupiter?

Jupiter radiates less heat than it absorbs from the Sun.

Which of the following is a feature of Saturn's atmosphere?

What planet do the Galilean satellites orbit?

Why is Saturn oblate in shape?

The rings around Uranus and Neptune are confined by shepherd satellites.

Both Jupiter and Saturn contain liquid metallic hydrogen.

Which of these planets has the most featureless appearance,as revealed visually by space probes?

Which of these Galilean satellites is most geologically active?

The largest satellites of Jupiter are known as the ____________________ satellites.

How are the Great Red Spot and Great Dark Spot different from weather patterns on Earth?

In what way is the rocky material of Jupiter's core different from the rocks found on Earth?

What is the grooved terrain found on Ganymede is believed to indicate?

Why can Saturn have a ring of icy particles,while terrestrial planets cannot?

What is the term for the region around a planet where the magnetic field is able to deflect the solar wind and other charged particles?

The Scale of the Cosmos

User's Guide to the Sky

The Origin of Modern Astronomy

Astronomical Telescopes and Instruments

Sun Light and Sun Atoms

The Family of Stars

The Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies

Cosmology in the 21st Century

The Origin of the Solar System

Comparative Planetology of the Terrestrial Planets

Life on Other Worlds

Filters

Exam 14: Comparative Planetology of the Jovian Planets

Though Titan has a small mass,it is able to retain an atmosphere.Why?

What is the significance of the colours of Uranus and Neptune?

The rings of ____________________ were discovered when they occulted a star.

What is unusual about Triton's orbit around Neptune?

What causes the geological activity seen on some of the inner moons of Jupiter?

Jupiter radiates less heat than it absorbs from the Sun.

Which of the following is a feature of Saturn's atmosphere?

What planet do the Galilean satellites orbit?

Why is Saturn oblate in shape?

The rings around Uranus and Neptune are confined by shepherd satellites.

Both Jupiter and Saturn contain liquid metallic hydrogen.

Which of these planets has the most featureless appearance,as revealed visually by space probes?

Which of these Galilean satellites is most geologically active?

The largest satellites of Jupiter are known as the ____________________ satellites.

How are the Great Red Spot and Great Dark Spot different from weather patterns on Earth?

In what way is the rocky material of Jupiter's core different from the rocks found on Earth?

What is the grooved terrain found on Ganymede is believed to indicate?

Why can Saturn have a ring of icy particles,while terrestrial planets cannot?

What is the term for the region around a planet where the magnetic field is able to deflect the solar wind and other charged particles?

The Scale of the Cosmos

User's Guide to the Sky

The Origin of Modern Astronomy

Astronomical Telescopes and Instruments

Sun Light and Sun Atoms

The Family of Stars

The Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies

Cosmology in the 21st Century

The Origin of the Solar System

Comparative Planetology of the Terrestrial Planets

Life on Other Worlds

Filters