Question 1

The most common type of meteorites found are iron meteorites.

Accepted Answer

A) True 
 B)False

Question 2

The oceans under Europa's icy crust could be very deep and could contain more water than all the oceans on the Earth.

Accepted Answer

A) True 
 B)False

Question 3

Io is by far the most geologically active moon in the Solar System.

Accepted Answer

A) True 
 B)False

Question 4

The one orbital characteristic both short- and long-period comets share is:

Accepted Answer

A)  mostly prograde orbits 
B)  orbits with completely random tilts 
C)  orbital periods longer than any planet 
D)  highly eccentric orbits 
A)  mostly prograde orbits 
B)  orbits with completely random tilts 
C)  orbital periods longer than any planet 
D)  highly eccentric orbits

Question 5

Antarctica is the best hunting ground for meteorites for all of the following reasons EXCEPT:

Accepted Answer

A)  the ground is covered with ice in Antarctica 
B)  more meteorites fall there than on other locations on Earth 
C)  few native rocks are found on the glaciers 
D)  meteorites are protected from weathering and contamination there 
A)  the ground is covered with ice in Antarctica 
B)  more meteorites fall there than on other locations on Earth 
C)  few native rocks are found on the glaciers 
D)  meteorites are protected from weathering and contamination there

Question 6

Where does Titan's thick,nitrogen-rich atmosphere (see the image below)come from?

Accepted Answer

A)  Photodissociation of methane in its atmosphere 
B)  Frequent volcanic eruptions 
C)  It has been deposited by cometary impacts over the age of the Solar System 
D)  Photosynthesis of algae in oceans that lie beneath its icy surface 
A)  Photodissociation of methane in its atmosphere 
B)  Frequent volcanic eruptions 
C)  It has been deposited by cometary impacts over the age of the Solar System 
D)  Photosynthesis of algae in oceans that lie beneath its icy surface

Question 7

Most comets originate:

Accepted Answer

A)  near Earth and Venus in the early Solar System 
B)  far from the planets,many thousands of AU from the Sun 
C)  from the region between the orbits of Jupiter and Neptune 
D)  between the Sun and Mercury 
A)  near Earth and Venus in the early Solar System 
B)  far from the planets,many thousands of AU from the Sun 
C)  from the region between the orbits of Jupiter and Neptune 
D)  between the Sun and Mercury

Question 8

Which of following is FALSE?

Accepted Answer

A)  Pluto has three moons. 
B)  Pluto has a mass that is 1/10 times the Earth's mass. 
C)  Pluto's orbit sometimes brings it closer to the Sun than Neptune. 
D)  Pluto has a rocky core surrounded by a water-ice mantle. 
A)  Pluto has three moons. 
B)  Pluto has a mass that is 1/10 times the Earth's mass. 
C)  Pluto's orbit sometimes brings it closer to the Sun than Neptune. 
D)  Pluto has a rocky core surrounded by a water-ice mantle.

Question 9

Most asteroids are found in orbit around the Sun between the orbits of Jupiter and Saturn.

Accepted Answer

A) True 
 B)False

Question 10

What are the two basic materials of which the moons in the solar system are composed? For each type of material,name an example of a moon whose surface is composed primarily of that material.

Accepted Answer

Rocky material and ices.Some e

Question 11

Cometary nuclei provide evidence that the ingredients necessary for the creation of life were present in the early solar nebula.

Accepted Answer

A) True 
 B)False

Question 12

Titan's thick atmosphere (see the image below)is believed to have been created when ultraviolet photons broke apart methane molecules,ultimately creating the observed smog-like conditions.This process,though,would likely remove all of the atmospheric methane in roughly 10 million years,yet we still see its presence today.How can this be?

Accepted Answer

A)  Cometary impacts periodically bring new methane to Titan. 
B)  Ethane rains down out of the atmosphere,combines with surface rocks,and creates new methane. 
C)  Infrared photons give atmospheric molecules enough energy to recombine into methane. 
D)  Volcanoes on Titan periodically release new methane into the atmosphere. 
A)  Cometary impacts periodically bring new methane to Titan. 
B)  Ethane rains down out of the atmosphere,combines with surface rocks,and creates new methane. 
C)  Infrared photons give atmospheric molecules enough energy to recombine into methane. 
D)  Volcanoes on Titan periodically release new methane into the atmosphere.

Question 13

What is the most common geologic feature seen on moons?

Accepted Answer

A)  Craters 
B)  Volcanoes 
C)  Palimpsests 
D)  Geysers 
A)  Craters 
B)  Volcanoes 
C)  Palimpsests 
D)  Geysers

Question 14

In 1994,dozens of fragments of Comet Shoemaker-Levy 9 collided with:

Accepted Answer

A)  Jupiter 
B)  the Earth 
C)  the Moon 
D)  Saturn 
A)  Jupiter 
B)  the Earth 
C)  the Moon 
D)  Saturn

Question 15

Which of the following can be used as an indicator of the age of a moon's surface?

Accepted Answer

A)  Surface brightness 
B)  Crater density 
C)  Volcanic activity 
D)  all of the above 
A)  Surface brightness 
B)  Crater density 
C)  Volcanic activity 
D)  all of the above

Question 16

The yellow colored patches of Io's surface are fields of sulfur dioxide snow.

Accepted Answer

A) True 
 B)False

Question 17

Most asteroids are closest in shape to:

Accepted Answer

A)  a potato 
B)  an orange 
C)  a stick 
D)  a baseball 
A)  a potato 
B)  an orange 
C)  a stick 
D)  a baseball

Question 18

Which of the following moons do scientists believe most closely represents the primordial Earth,although at a much lower temperature?

Accepted Answer

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

Question 19

When a comet comes close to the Sun,its volatile ice sublimates and transforms directly from the solid to __________ phase.

Accepted Answer

A)  liquid 
B)  crystalline 
C)  gas 
D)  ionized 
A)  liquid 
B)  crystalline 
C)  gas 
D)  ionized

Question 20

Examine the figure below.How is it possible for the tail of a comet to actually move ahead of the comet itself?

Accepted Answer

The tail is blown outward by the solar w

The most common type of meteorites found are iron meteorites.

The oceans under Europa's icy crust could be very deep and could contain more water than all the oceans on the Earth.

Io is by far the most geologically active moon in the Solar System.

The one orbital characteristic both short- and long-period comets share is:

Antarctica is the best hunting ground for meteorites for all of the following reasons EXCEPT:

Where does Titan's thick,nitrogen-rich atmosphere (see the image below)come from?

Most comets originate:

Which of following is FALSE?

Most asteroids are found in orbit around the Sun between the orbits of Jupiter and Saturn.

What are the two basic materials of which the moons in the solar system are composed? For each type of material,name an example of a moon whose surface is composed primarily of that material.

Cometary nuclei provide evidence that the ingredients necessary for the creation of life were present in the early solar nebula.

What is the most common geologic feature seen on moons?

In 1994,dozens of fragments of Comet Shoemaker-Levy 9 collided with:

Which of the following can be used as an indicator of the age of a moon's surface?

The yellow colored patches of Io's surface are fields of sulfur dioxide snow.

Most asteroids are closest in shape to:

Which of the following moons do scientists believe most closely represents the primordial Earth,although at a much lower temperature?

When a comet comes close to the Sun,its volatile ice sublimates and transforms directly from the solid to __________ phase.

Examine the figure below.How is it possible for the tail of a comet to actually move ahead of the comet itself?

Our Place in the Universe

Patterns in the Skymotions of Earth

Laws of Motion

Light and Telescopes

The Formation of Stars and Planets

Terrestrial Worlds in the Inner Solar System

Atmospheres of Venus, Earth, and Mars

The Giant Planets

Measuring the Stars

Our Star: The Sun

Evolution of Low-Mass Stars

Evolution of High-Mass Stars

The Expansion of Space

The Realm of the Galaxies

Our Galaxy: The Milky Way

Modern Cosmology and the Origin of Structure

Life in the Universe

Filters

Exam 9: Small Bodies of the Solar System

The most common type of meteorites found are iron meteorites.

The oceans under Europa's icy crust could be very deep and could contain more water than all the oceans on the Earth.

Io is by far the most geologically active moon in the Solar System.

The one orbital characteristic both short- and long-period comets share is:

Antarctica is the best hunting ground for meteorites for all of the following reasons EXCEPT:

Where does Titan's thick,nitrogen-rich atmosphere (see the image below)come from?

Most comets originate:

Which of following is FALSE?

Most asteroids are found in orbit around the Sun between the orbits of Jupiter and Saturn.

What are the two basic materials of which the moons in the solar system are composed? For each type of material,name an example of a moon whose surface is composed primarily of that material.

Cometary nuclei provide evidence that the ingredients necessary for the creation of life were present in the early solar nebula.

What is the most common geologic feature seen on moons?

In 1994,dozens of fragments of Comet Shoemaker-Levy 9 collided with:

Which of the following can be used as an indicator of the age of a moon's surface?

The yellow colored patches of Io's surface are fields of sulfur dioxide snow.

Most asteroids are closest in shape to:

Which of the following moons do scientists believe most closely represents the primordial Earth,although at a much lower temperature?

When a comet comes close to the Sun,its volatile ice sublimates and transforms directly from the solid to __________ phase.

Examine the figure below.How is it possible for the tail of a comet to actually move ahead of the comet itself?

Our Place in the Universe

Patterns in the Skymotions of Earth

Laws of Motion

Light and Telescopes

The Formation of Stars and Planets

Terrestrial Worlds in the Inner Solar System

Atmospheres of Venus, Earth, and Mars

The Giant Planets

Measuring the Stars

Our Star: The Sun

Evolution of Low-Mass Stars

Evolution of High-Mass Stars

The Expansion of Space

The Realm of the Galaxies

Our Galaxy: The Milky Way

Modern Cosmology and the Origin of Structure

Life in the Universe

Filters