Question 1

Meteors seen during a meteor shower appear to come from a point in the sky called the ____________________.

Accepted Answer

The answer of Meteors seen during a meteor shower appear...

Question 2

Achondrites are rich in volatiles.

Accepted Answer

A) True 
 B)False

Question 3

A meteor shower is produced when

Accepted Answer

A)  a large number of sporadic meteors are observed. 
B)  Earth passes through the asteroid belt. 
C)  massive particles are carried outward from the Sun by the solar wind and enter Earth's atmosphere. 
D)  Earth passes through the orbital path of a comet. 
E)  meteors cause condensation in the upper atmosphere that leads to early morning rains. 
A)  a large number of sporadic meteors are observed. 
B)  Earth passes through the asteroid belt. 
C)  massive particles are carried outward from the Sun by the solar wind and enter Earth's atmosphere. 
D)  Earth passes through the orbital path of a comet. 
E)  meteors cause condensation in the upper atmosphere that leads to early morning rains.

Question 4

If a comet were located at the blue arrow along the comet's orbit in the picture above then the tails of the comet would point along the path of the orbit but ahead of the coma.

Accepted Answer

A) True 
 B)False

Question 5

No asteroids have orbits that cross the Earth's orbit.

Accepted Answer

A) True 
 B)False

Question 6

How is the coma of a comet produced?

Accepted Answer

A)  Rocky material breaks off from the comet to form the coma. 
B)  The coma is a cloud of particles that the comet has swept up in its orbital path. 
C)  Ices vaporize to become gas that forms the coma around the comet. 
D)  Particles in the solar wind get caught in the comet's magnetic field to form the coma. 
A)  Rocky material breaks off from the comet to form the coma. 
B)  The coma is a cloud of particles that the comet has swept up in its orbital path. 
C)  Ices vaporize to become gas that forms the coma around the comet. 
D)  Particles in the solar wind get caught in the comet's magnetic field to form the coma.

Question 7

____ asteroids appear to have nickel-iron compositions and may be the cores of broken asteroids.

Accepted Answer

A)  S-type 
B)  M-type 
C)  C-type 
A)  S-type 
B)  M-type 
C)  C-type

Question 8

___-type asteroids are most common.

Accepted Answer

The answer of ___-type asteroids are most common....

Question 9

The Kuiper Belt is predicted to be the place where most of the short-period comets formed.

Accepted Answer

A) True 
 B)False

Question 10

Carbonaceous chondrites have been heated to high temperature at least once since they formed.

Accepted Answer

A) True 
 B)False

Question 11

What does the presence of the Widmanstätten patterns in iron meteorites tell us about their history?

Accepted Answer

​ 
The physical characteristics of meteo

Question 12

The asteroid belt lies between planets ____________ and ____________

Accepted Answer

Mars, Jupi

Question 13

The gas tail of a comet always

Accepted Answer

A)  trails behind the head along the orbital path. 
B)  extends ahead of the head along the orbital path. 
C)  points toward the Sun. 
D)  points away from the Sun. 
E)  points perpendicular to the orbital path. 
A)  trails behind the head along the orbital path. 
B)  extends ahead of the head along the orbital path. 
C)  points toward the Sun. 
D)  points away from the Sun. 
E)  points perpendicular to the orbital path.

Question 14

Widmanstätten patterns are found in ____________ meteorites.

Accepted Answer

The answer of Widmanstätten patterns are found in ____________ meteorites....

Question 15

How might we explain the origin of the different types of meteorites among the asteroids?

Accepted Answer

​ 
Meteorites are fragments of parent bo

Question 16

A dirty snowball description for a comet nucleus suggests that the composition is ices.

Accepted Answer

A) True 
 B)False

Question 17

A bit of matter that enters Earth's atmosphere and survives to reach the ground is called

Accepted Answer

A)  a meteor. 
B)  a meteoroid. 
C)  a meteorite. 
D)  a minor planet. 
E)  an asteroid. 
A)  a meteor. 
B)  a meteoroid. 
C)  a meteorite. 
D)  a minor planet. 
E)  an asteroid.

Question 18

The existence of the Oort cloud cannot be confirmed observationally from Earth because the objects are too small and distant.

Accepted Answer

A) True 
 B)False

Question 19

Carbonaceous chondrites are meteorites that have

Accepted Answer

A)  never been melted since formation from solid particles in the solar nebula. 
B)  totally melted after formation. 
C)  been made from hydrogen and helium. 
D)  never entered Earth's atmosphere. 
E)  entered Earth's atmosphere but will be destroyed before reaching the ground. 
A)  never been melted since formation from solid particles in the solar nebula. 
B)  totally melted after formation. 
C)  been made from hydrogen and helium. 
D)  never entered Earth's atmosphere. 
E)  entered Earth's atmosphere but will be destroyed before reaching the ground.

Question 20

Iron meteorites are the most common to be found because of ________________.

Accepted Answer

The answer of Iron meteorites are the most common to...

Meteors seen during a meteor shower appear to come from a point in the sky called the ____________________.

Achondrites are rich in volatiles.

A meteor shower is produced when

If a comet were located at the blue arrow along the comet's orbit in the picture above then the tails of the comet would point along the path of the orbit but ahead of the coma.

No asteroids have orbits that cross the Earth's orbit.

How is the coma of a comet produced?

____ asteroids appear to have nickel-iron compositions and may be the cores of broken asteroids.

___-type asteroids are most common.

The Kuiper Belt is predicted to be the place where most of the short-period comets formed.

Carbonaceous chondrites have been heated to high temperature at least once since they formed.

What does the presence of the Widmanstätten patterns in iron meteorites tell us about their history?

The asteroid belt lies between planets and

The gas tail of a comet always

Widmanstätten patterns are found in ____________ meteorites.

How might we explain the origin of the different types of meteorites among the asteroids?

A dirty snowball description for a comet nucleus suggests that the composition is ices.

A bit of matter that enters Earth's atmosphere and survives to reach the ground is called

The existence of the Oort cloud cannot be confirmed observationally from Earth because the objects are too small and distant.

Carbonaceous chondrites are meteorites that have

Iron meteorites are the most common to be found because of ________________.

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

Meteors seen during a meteor shower appear to come from a point in the sky called the ____________________.

Achondrites are rich in volatiles.

A meteor shower is produced when

If a comet were located at the blue arrow along the comet's orbit in the picture above then the tails of the comet would point along the path of the orbit but ahead of the coma.

No asteroids have orbits that cross the Earth's orbit.

How is the coma of a comet produced?

____ asteroids appear to have nickel-iron compositions and may be the cores of broken asteroids.

___-type asteroids are most common.

The Kuiper Belt is predicted to be the place where most of the short-period comets formed.

Carbonaceous chondrites have been heated to high temperature at least once since they formed.

What does the presence of the Widmanstätten patterns in iron meteorites tell us about their history?

The asteroid belt lies between planets ____________ and ____________

The gas tail of a comet always

Widmanstätten patterns are found in ____________ meteorites.

How might we explain the origin of the different types of meteorites among the asteroids?

A dirty snowball description for a comet nucleus suggests that the composition is ices.

A bit of matter that enters Earth's atmosphere and survives to reach the ground is called

The existence of the Oort cloud cannot be confirmed observationally from Earth because the objects are too small and distant.

Carbonaceous chondrites are meteorites that have

Iron meteorites are the most common to be found because of ________________.

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 asteroid belt lies between planets and