Question 1

Most of the asteroids orbit the Sun in a belt between the orbits of

Accepted Answer

A)  Venus and Earth. 
B)  Earth and Mars. 
C)  Jupiter and Saturn. 
D)  Mercury and Venus. 
E)  Mars and Jupiter. 
A)  Venus and Earth. 
B)  Earth and Mars. 
C)  Jupiter and Saturn. 
D)  Mercury and Venus. 
E)  Mars and Jupiter.

Question 2

The inner asteroid belt is ____________ and ____________ compared to the outer asteroid belt, as shown in the above graph.

Accepted Answer

A)  dark, red 
B)  gray, dark 
C)  red, bright 
D)  bright, gray 
A)  dark, red 
B)  gray, dark 
C)  red, bright 
D)  bright, gray

Question 3

What evidence exists that some of the asteroids were geologically active in the distant past?

Accepted Answer

A)  A few of the larger asteroids show similar reflectance spectra (colors) similar to achondrite stony lava-like meteorites. 
B)  A few of the larger asteroids show similar reflectance spectra (colors) similar to carbonaceous chondrite meteorites. 
C)  A few of the larger asteroids show similar reflectance spectra (colors) similar to Jovian planets. 
A)  A few of the larger asteroids show similar reflectance spectra (colors) similar to achondrite stony lava-like meteorites. 
B)  A few of the larger asteroids show similar reflectance spectra (colors) similar to carbonaceous chondrite meteorites. 
C)  A few of the larger asteroids show similar reflectance spectra (colors) similar to Jovian planets.

Question 4

When Earth passes through the orbit of a comet as shown in the picture above, what is commonly seen on Earth?

Accepted Answer

A)  a meteor 
B)  a meteorite 
C)  a meteoroid 
D)  a meteor shower 
A)  a meteor 
B)  a meteorite 
C)  a meteoroid 
D)  a meteor shower

Question 5

The iron meteorites

Accepted Answer

A)  never fall on the Earth. 
B)  are only found in the Antarctic. 
C)  are composed of carbonaceous chondrites. 
D)  are responsible for most of the meteor craters on the surface of the moon. 
E)  appear to have formed in the interiors of molten planetesimals. 
A)  never fall on the Earth. 
B)  are only found in the Antarctic. 
C)  are composed of carbonaceous chondrites. 
D)  are responsible for most of the meteor craters on the surface of the moon. 
E)  appear to have formed in the interiors of molten planetesimals.

Question 6

Describe the observational differences between long-period and short-period comets.

Accepted Answer

​ 
Most comets have long, elliptical orb

Question 7

The gas tail of a comet

Accepted Answer

A)  is smooth and featureless with a spectrum identical to that of the Sun. 
B)  is present even when the comet is located in the region of the Kuiper belt. 
C)  is unaffected by the magnetic field of the Sun. 
D)  always points toward the Sun. 
E)  is streaked and shows emission lines of ionized atoms. 
A)  is smooth and featureless with a spectrum identical to that of the Sun. 
B)  is present even when the comet is located in the region of the Kuiper belt. 
C)  is unaffected by the magnetic field of the Sun. 
D)  always points toward the Sun. 
E)  is streaked and shows emission lines of ionized atoms.

Question 8

The diagram below is a plot of an asteroid's reflected brightness versus its ultraviolet minus visual color (U-V color; redder to the right and gray to the left). In this diagram, which of the asteroids is most likely an S-type asteroid?

Accepted Answer

A)  Object 1 
B)  Object 2 
C)  Object 3 
D)  Object 4 
E)  Object 5 
A)  Object 1 
B)  Object 2 
C)  Object 3 
D)  Object 4 
E)  Object 5

Question 9

Asteroids that cross Earth's orbit and could hit Earth are known as _____________.

Accepted Answer

The answer of Asteroids that cross Earth's orbit and could...

Question 10

The diagram below shows the relative size of Earth's Moon and the asteroid 10 Hygiea. Based on this diagram, what is the diameter of 10 Hygiea?

Accepted Answer

A)  460 km 
B)  46 km 
C)  4600 m 
D)  46 m 
E)  4600 km 
A)  460 km 
B)  46 km 
C)  4600 m 
D)  46 m 
E)  4600 km

Question 11

Choose the correct object to make the statement correct: 
A/An ____ (meteor, meteoroid, meteor shower, meteorite, asteroid)______ impact could result in a climate change for the world.

Accepted Answer

The answer of Choose the correct object to make the...

Most of the asteroids orbit the Sun in a belt between the orbits of

The inner asteroid belt is and compared to the outer asteroid belt, as shown in the above graph.

What evidence exists that some of the asteroids were geologically active in the distant past?

When Earth passes through the orbit of a comet as shown in the picture above, what is commonly seen on Earth?

The iron meteorites

Describe the observational differences between long-period and short-period comets.

The gas tail of a comet

The diagram below is a plot of an asteroid's reflected brightness versus its ultraviolet minus visual color (U-V color; redder to the right and gray to the left). In this diagram, which of the asteroids is most likely an S-type asteroid?

Asteroids that cross Earth's orbit and could hit Earth are known as _____________.

The diagram below shows the relative size of Earth's Moon and the asteroid 10 Hygiea. Based on this diagram, what is the diameter of 10 Hygiea?

Choose the correct object to make the statement correct: A/An (meteor, meteoroid, meteor shower, meteorite, asteroid)__ impact could result in a climate change for the world.

Here and Now

A Users Guide to the Sky

Cycles of the Sun and Moon

The Origin of Modern Astronomy

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Formation and Structure of Stars

The Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies: Normal and Active

Modern Cosmology

Origin of the Solar System and Extrasolar Planets

Earth and Moon: Bases for Comparative Planetology

Mercury, Venus, and Mars

The Outer Solar System

Astrobiology: Life on Other Worlds

Filters

Exam 19: Meteorites, Asteroids, and Comets

Most of the asteroids orbit the Sun in a belt between the orbits of

The inner asteroid belt is ____________ and ____________ compared to the outer asteroid belt, as shown in the above graph.

What evidence exists that some of the asteroids were geologically active in the distant past?

When Earth passes through the orbit of a comet as shown in the picture above, what is commonly seen on Earth?

The iron meteorites

Describe the observational differences between long-period and short-period comets.

The gas tail of a comet

The diagram below is a plot of an asteroid's reflected brightness versus its ultraviolet minus visual color (U-V color; redder to the right and gray to the left). In this diagram, which of the asteroids is most likely an S-type asteroid?

Asteroids that cross Earth's orbit and could hit Earth are known as _____________.

The diagram below shows the relative size of Earth's Moon and the asteroid 10 Hygiea. Based on this diagram, what is the diameter of 10 Hygiea?

Choose the correct object to make the statement correct: A/An ____ (meteor, meteoroid, meteor shower, meteorite, asteroid)______ impact could result in a climate change for the world.

Here and Now

A Users Guide to the Sky

Cycles of the Sun and Moon

The Origin of Modern Astronomy

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Formation and Structure of Stars

The Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies: Normal and Active

Modern Cosmology

Origin of the Solar System and Extrasolar Planets

Earth and Moon: Bases for Comparative Planetology

Mercury, Venus, and Mars

The Outer Solar System

Astrobiology: Life on Other Worlds

Filters

The inner asteroid belt is and compared to the outer asteroid belt, as shown in the above graph.

Choose the correct object to make the statement correct: A/An (meteor, meteoroid, meteor shower, meteorite, asteroid)__ impact could result in a climate change for the world.