Question 1

The asteroids are very young and appear to be made from the same material.

Accepted Answer

A) True 
 B)False

Question 2

The principal difference between the terrestrial and jovian planets is the absence of ________ and helium close to the Sun.

Accepted Answer

The answer of The principal difference between the terrestrial and...

Question 3

In the currently accepted theory for the formation of the solar system,the planets and other minor bodies and the ________ formed at about the same time.

Accepted Answer

The answer of In the currently accepted theory for the...

Question 4

What are the chemical and physical properties of the solar system that any theory of its origin must explain?

Accepted Answer

The inner planets have high densities,mo

Question 5

Comets are easier to identify than asteroids when they are close to the Sun.

Accepted Answer

A) True 
 B)False

Question 6

The Kuiper Belt is found where in the solar system?

Accepted Answer

A)  beyond the orbit of Neptune 
B)  among the orbits of the terrestrial planets 
C)  between the orbits of Mars and Jupiter 
D)  between the orbits of Jupiter and Uranus 
E)  sixty degrees ahead of or behind Jupiter 
A)  beyond the orbit of Neptune 
B)  among the orbits of the terrestrial planets 
C)  between the orbits of Mars and Jupiter 
D)  between the orbits of Jupiter and Uranus 
E)  sixty degrees ahead of or behind Jupiter

Question 7

The smallest sort of interplanetary matter is called:

Accepted Answer

A)  an asteroid. 
B)  interplanetary dust. 
C)  a meteoroid. 
D)  a Kuiper Belt Object. 
E)  a comet. 
A)  an asteroid. 
B)  interplanetary dust. 
C)  a meteoroid. 
D)  a Kuiper Belt Object. 
E)  a comet.

Question 8

All the jovian planets lie beyond the asteroid belt.

Accepted Answer

A) True 
 B)False

Question 9

What happens when a solar nebula contracts?

Accepted Answer

A)  It flattens out. 
B)  It spins faster. 
C)  It heats up. 
D)  All of the above. 
E)  None of the above. 
A)  It flattens out. 
B)  It spins faster. 
C)  It heats up. 
D)  All of the above. 
E)  None of the above.

Question 10

Contrast the composition of asteroids with that of comets.

Accepted Answer

Asteroids are rocky and/or met

Question 11

The jovian planets:

Accepted Answer

A)  all lie less than 5 AU from the Sun. 
B)  all have rings around their equators. 
C)  all spin slower than the Earth. 
D)  have satellite systems with less than 4 moons. 
E)  are all much more dense than any of the terrestrials planets. 
A)  all lie less than 5 AU from the Sun. 
B)  all have rings around their equators. 
C)  all spin slower than the Earth. 
D)  have satellite systems with less than 4 moons. 
E)  are all much more dense than any of the terrestrials planets.

Question 12

Planetary orbits:

Accepted Answer

A)  are evenly spaced throughout the solar system. 
B)  are highly inclined to the ecliptic. 
C)  are almost circular, with low eccentricities. 
D)  have the Sun at their exact center. 
E)  are spaced more closely together as they get further from the Sun. 
A)  are evenly spaced throughout the solar system. 
B)  are highly inclined to the ecliptic. 
C)  are almost circular, with low eccentricities. 
D)  have the Sun at their exact center. 
E)  are spaced more closely together as they get further from the Sun.

Question 13

________ is the planet with the slowest rotation period.

Accepted Answer

The answer of ________ is the planet with the slowest...

Question 14

Our understanding of the solar system has come in a way that can best be described as:

Accepted Answer

A)  constant since prehistoric times. 
B)  slow and steady since the discovery of the telescope by Galileo. 
C)  erratic, with spurts when new planets were found. 
D)  steady until the last decade, when the decline in the space program slowed it a great deal. 
E)  explosive, with us learning more in the past few decades than in all previous history. 
A)  constant since prehistoric times. 
B)  slow and steady since the discovery of the telescope by Galileo. 
C)  erratic, with spurts when new planets were found. 
D)  steady until the last decade, when the decline in the space program slowed it a great deal. 
E)  explosive, with us learning more in the past few decades than in all previous history.

Question 15

Contrast the densities of the terrestrial and Jovian planets.

Accepted Answer

Forming close to the Sun,terrestrials ar

Question 16

The Kuiper Belt is a collection of asteroid-sized icy bodies orbiting the Sun beyond the orbit of Neptune.

Accepted Answer

A) True 
 B)False

Question 17

Asteroids are the densest form of interplanetary debris.

Accepted Answer

A) True 
 B)False

Question 18

Which characteristic listed below describes the jovian planets?

Accepted Answer

A)  close to the Sun 
B)  small masses 
C)  low density 
D)  solid surfaces 
E)  slow rotational period 
A)  close to the Sun 
B)  small masses 
C)  low density 
D)  solid surfaces 
E)  slow rotational period

Question 19

The plane in which almost all planets orbit the Sun is called the:

Accepted Answer

A)  equator of the solar system. 
B)  ecliptic. 
C)  equant. 
D)  node. 
E)  galactic plane. 
A)  equator of the solar system. 
B)  ecliptic. 
C)  equant. 
D)  node. 
E)  galactic plane.

Question 20

One characteristic of the terrestrial planets is their extensive moon systems.

Accepted Answer

A) True 
 B)False

Exam 6: The Solar System: Comparative Planetology and Formation Models

The asteroids are very young and appear to be made from the same material.

The principal difference between the terrestrial and jovian planets is the absence of ________ and helium close to the Sun.

In the currently accepted theory for the formation of the solar system,the planets and other minor bodies and the ________ formed at about the same time.

What are the chemical and physical properties of the solar system that any theory of its origin must explain?

Comets are easier to identify than asteroids when they are close to the Sun.

The Kuiper Belt is found where in the solar system?

The smallest sort of interplanetary matter is called:

All the jovian planets lie beyond the asteroid belt.

What happens when a solar nebula contracts?

Contrast the composition of asteroids with that of comets.

The jovian planets:

Planetary orbits:

________ is the planet with the slowest rotation period.

Our understanding of the solar system has come in a way that can best be described as:

Contrast the densities of the terrestrial and Jovian planets.

The Kuiper Belt is a collection of asteroid-sized icy bodies orbiting the Sun beyond the orbit of Neptune.

Asteroids are the densest form of interplanetary debris.

Which characteristic listed below describes the jovian planets?

The plane in which almost all planets orbit the Sun is called the:

One characteristic of the terrestrial planets is their extensive moon systems.

Charting the Heavens: The Foundations of Astronomy

The Copernican Revolution: The Birth of Modern Science

Radiation: Information from the Cosmos

Spectroscopy: The Inner Workings of Atoms

Telescopes: The Tools of Astronomy

Earth: Our Home in Space

The Moon and Mercury: Scorched and Battered Worlds

Venus: Earth's Sister Planet

Mars: A Near Miss for Life?

Jupiter: Giant of the Solar System

Saturn: Spectacular Rings and Mysterious Moons

Uranus and Neptune: The Outer Worlds of the Solar System

Solar System Debris: Keys to Our Origin

Exoplanets: Planetary Systems Beyond Our Own

The Sun: Our Parent Star

The Stars: Giants,Dwarfs,and the Main Sequence

The Interstellar Medium: Gas and Dust among the Stars

Star Formation: A Traumatic Birth

Stellar Evolution: The Life and Death of a Star

Stellar Explosions: Novae,Supernovae,and the Formation of the Elements

Neutron Stars and Black Holes: Strange States of Matter

The Milky Way Galaxy: A Spiral in Space

Galaxies: Building Blocks of the Universe

Galaxies and Dark Matter: The Large-Scale Structure of the Cosmos

Cosmology: The Big Bang and the Fate of the Universe

The Early Universe: Toward the Beginning of Time

Life in the Universe: Are We Alone?

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