Question 1

As seen from the outer giant planets,the Sun would appear as simply a very bright star in a sea of fainter stars.

Accepted Answer

A) True 
 B)False  True

Question 2

On the giant planets,the atmospheric vortices that occur almost always lie between oppositely directed zonal winds.

Accepted Answer

A) True 
 B)False  True

Question 3

Jupiter emits a large amount of radio emission because

Accepted Answer

A)  charged particles blasted off of Io's surface move through Jupiter's magnetic field. 
B)  violent storms in its atmosphere produce a lot of lightening. 
C)  Jupiter is so cold that its blackbody radiation peaks at radio wavelengths. 
D)  Jupiter's thick inner shell of metallic hydrogen is electrically conductive. 
A)  charged particles blasted off of Io's surface move through Jupiter's magnetic field. 
B)  violent storms in its atmosphere produce a lot of lightening. 
C)  Jupiter is so cold that its blackbody radiation peaks at radio wavelengths. 
D)  Jupiter's thick inner shell of metallic hydrogen is electrically conductive. A

Question 4

The gas giants are composed primarily of

Accepted Answer

A)  hydrogen. 
B)  helium. 
C)  water. 
D)  ammonia. 
A)  hydrogen. 
B)  helium. 
C)  water. 
D)  ammonia.

Question 5

Jupiter's mass is more than twice the mass of all the other planets combined.

Accepted Answer

A) True 
 B)False

Question 6

If you monitor Saturn's atmosphere and you see a storm at a longitude of 0° west on one day at a longitude of 90° west 3 days later,what is the average wind speed on Saturn at this storm's latitude? Note that these positions are measured on a coordinate system that rotates with the planet's interior.(The radius of Saturn is   . )

Accepted Answer

A)  720 m/s 
B)  120 m/s 
C)  360 m/s 
D)  540 m/s 
A)  720 m/s 
B)  120 m/s 
C)  360 m/s 
D)  540 m/s

Question 7

Which of the giant planets was predicted to exist mathematically before it was ever seen through a telescope?

Accepted Answer

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

Question 8

If the flux of sunlight on a planet suggested its temperature should be 200 K,but its actual temperature was 220 K,then how much more energy does this planet emit relative to the energy it receives from its parent star?

Accepted Answer

A)  5.3 times more energy 
B)  2.2 times more energy 
C)  1.1 times more energy 
D)  1.5 times more energy 
A)  5.3 times more energy 
B)  2.2 times more energy 
C)  1.1 times more energy 
D)  1.5 times more energy

Question 9

What is the ratio of Jupiter's volume to that of Earth's if both planets can be modeled as spheres and Jupiter's radius is 11 times that of the Earth's?

Accepted Answer

The volume of a sphere is @#IMG-DLM& .Th

Question 10

On which of the giant planets do we think we can find deep oceans of water? Why do we think this?

Accepted Answer

Uranus and Neptune-because they are of h

Question 11

Of the giant planets,only Jupiter and Saturn have thick inner layers of

Accepted Answer

A)  liquid rock. 
B)  solid rock. 
C)  molecular and metallic hydrogen. 
D)  liquid methane. 
A)  liquid rock. 
B)  solid rock. 
C)  molecular and metallic hydrogen. 
D)  liquid methane.

Question 12

Why are Jupiter and Saturn not perfectly spherical?

Accepted Answer

A)  They formed from the collision of two large planetesimals. 
B)  They rotate rapidly. 
C)  They have storms that develop preferentially along their equators. 
D)  They have very active aurorae that heat the atmospheres along the poles. 
A)  They formed from the collision of two large planetesimals. 
B)  They rotate rapidly. 
C)  They have storms that develop preferentially along their equators. 
D)  They have very active aurorae that heat the atmospheres along the poles.

Question 13

Why do we find methane clouds above water clouds in the atmosphere of Saturn?

Accepted Answer

A)  Methane clouds are lighter than water clouds. 
B)  Methane is far more plentiful than water on Saturn. 
C)  Methane is in a liquid/gas state at lower temperatures than water. 
D)  All of the above are good reasons. 
A)  Methane clouds are lighter than water clouds. 
B)  Methane is far more plentiful than water on Saturn. 
C)  Methane is in a liquid/gas state at lower temperatures than water. 
D)  All of the above are good reasons.

Question 14

Why were Adams and Le Verrier acknowledged as the discoverers of the planet Neptune?

Accepted Answer

A)  They were the first to see it through a telescope. 
B)  They took time-lapsed photos to show its motion across the sky. 
C)  They predicted its position based on the observed discrepancies in the orbit of Uranus. 
D)  They were the directors of the observatory at which it was discovered. 
A)  They were the first to see it through a telescope. 
B)  They took time-lapsed photos to show its motion across the sky. 
C)  They predicted its position based on the observed discrepancies in the orbit of Uranus. 
D)  They were the directors of the observatory at which it was discovered.

Question 15

All the giant planets radiate more energy into space than they receive from the Sun except

Accepted Answer

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

Question 16

Suppose Neptune moves with an average orbital speed of 3.5 km/s.If it takes Neptune 4 hours to pass directly in front of a star,what is Neptune's diameter? Give Neptune's radius in units of Earth diameters,where the diameter of Earth is 12,800 km.

Accepted Answer

The diameter of Neptune is equ

Question 17

Based on the flux of sunlight that it gets,Jupiter should have a temperature of 109 K.However its temperature is observed to be 124 K.How much more energy is Jupiter radiating out into space compared to what it gets from the Sun?

Accepted Answer

Stephan-Boltzman law says that the rate

Question 18

What gives rise to the large magnetic fields of Uranus and Neptune? How does this source help explain why the axis of their magnetic fields are misaligned and significantly offset from their rotational axes?

Accepted Answer

Uranus and Neptune have very deep,salty

Question 19

The Jovian atmospheric vortices are created by a combination of the Coriolis effect and

Accepted Answer

A)  rapid rotation. 
B)  convection. 
C)  their strong magnetic fields. 
D)  Hadley circulation. 
A)  rapid rotation. 
B)  convection. 
C)  their strong magnetic fields. 
D)  Hadley circulation.

Question 20

What causes the horizontal bands on Jupiter and Saturn to have different colors? How can they be used to probe different altitudes in their atmospheres?

Accepted Answer

The different bands in Jupiter's and Sat

Exam 9: Worlds of Gas and Liquidthe Giant Planets

As seen from the outer giant planets,the Sun would appear as simply a very bright star in a sea of fainter stars.

On the giant planets,the atmospheric vortices that occur almost always lie between oppositely directed zonal winds.

Jupiter emits a large amount of radio emission because

The gas giants are composed primarily of

Jupiter's mass is more than twice the mass of all the other planets combined.

Which of the giant planets was predicted to exist mathematically before it was ever seen through a telescope?

If the flux of sunlight on a planet suggested its temperature should be 200 K,but its actual temperature was 220 K,then how much more energy does this planet emit relative to the energy it receives from its parent star?

What is the ratio of Jupiter's volume to that of Earth's if both planets can be modeled as spheres and Jupiter's radius is 11 times that of the Earth's?

On which of the giant planets do we think we can find deep oceans of water? Why do we think this?

Of the giant planets,only Jupiter and Saturn have thick inner layers of

Why are Jupiter and Saturn not perfectly spherical?

Why do we find methane clouds above water clouds in the atmosphere of Saturn?

Why were Adams and Le Verrier acknowledged as the discoverers of the planet Neptune?

All the giant planets radiate more energy into space than they receive from the Sun except

Suppose Neptune moves with an average orbital speed of 3.5 km/s.If it takes Neptune 4 hours to pass directly in front of a star,what is Neptune's diameter? Give Neptune's radius in units of Earth diameters,where the diameter of Earth is 12,800 km.

Based on the flux of sunlight that it gets,Jupiter should have a temperature of 109 K.However its temperature is observed to be 124 K.How much more energy is Jupiter radiating out into space compared to what it gets from the Sun?

What gives rise to the large magnetic fields of Uranus and Neptune? How does this source help explain why the axis of their magnetic fields are misaligned and significantly offset from their rotational axes?

The Jovian atmospheric vortices are created by a combination of the Coriolis effect and

What causes the horizontal bands on Jupiter and Saturn to have different colors? How can they be used to probe different altitudes in their atmospheres?

Why Learn Astronomy

Patterns in the Skymotions of Earth

Gravity and Orbitsa Celestial Ballet

Light

The Tools of the Astronomer

The Birth and Evolution of Planetary Systems

The Terrestrial Planets and Earths Moon

Atmospheres of the Terrestrial Planets

Gravity Is More Than Keplers Laws

Planetary Adornmentsmoons and Rings

Dwarf Planets and Small Solar System Bodies

Taking the Measure of Stars

A Run-Of-The-Mill G-Type Starour Sun

Star Formation and the Interstellar Medium

Stars in the Slow Lanelow-Mass Stellar Evolution

Live Fast,die Younghigh-Mass Stellar Evolution

Our Expanding Universe

Galaxies

The Milky Waya Normal Spiral Galaxy

Modern Cosmology

The Origin of Structure

Life

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