Question 1

Long- period comets are believed to originally come from

Accepted Answer

A)  the Kuiper belt. 
B)  the asteroid belt. 
C)  the interstellar medium. 
D)  the satellite system of Jupiter. 
E)  the Oort cloud. 
A)  the Kuiper belt. 
B)  the asteroid belt. 
C)  the interstellar medium. 
D)  the satellite system of Jupiter. 
E)  the Oort cloud.

Question 2

What support for the solar nebula theory has come from observations of nearby young stars?

Accepted Answer

Many show dusty disks, with large infrar

Question 3

All the planet's orbits are evenly spaced.

Accepted Answer

A) True 
 B)False

Question 4

Contrast the orbits of asteroids and Kuiper Belt bodies.

Accepted Answer

Both types stay close to the e

Question 5

Relate meteor showers to comets; explain why most are annual events.

Accepted Answer

When the Earth hits debris left behind b

Question 6

How do the atmospheres of terrestrial worlds compare with the jovians?

Accepted Answer

The jovian atmospheres are ric

Question 7

Any successful model for the formation of the solar system must explain why the orbits of the planets have low eccentricities.

Accepted Answer

A) True 
 B)False

Question 8

How do many of the jovian- type extrasolar planets seem to defy portions of the solar nebula theory? How can this perhaps be reconciled?

Accepted Answer

The solar nebula theory predicts the Sun

Question 9

As the solar nebula contracts, it

Accepted Answer

A)  loses angular momentum. 
B)  cools due to condensation. 
C)  flattens out into the ecliptic plane around the Sun's poles. 
D)  reverses its direction of rotation. 
E)  spins faster due to conservation of angular momentum. 
A)  loses angular momentum. 
B)  cools due to condensation. 
C)  flattens out into the ecliptic plane around the Sun's poles. 
D)  reverses its direction of rotation. 
E)  spins faster due to conservation of angular momentum.

Question 10

Why do we expect other solar systems to be common?

Accepted Answer

According to the Solar Nebula theory, th

Question 11

All planets lie in orbits close to the plane.

Accepted Answer

The answer of All planets lie in orbits close to...

Question 12

If a comet's ion tail is pointing perpendicular to its direction of travel, the comet is

Accepted Answer

A)  moving closer to the Sun. 
B)  close to or at perihelion. 
C)  close to or at aphelion. 
D)  moving away from the Sun. 
E)  A comet's tail never points perpendicular to its motion. 
A)  moving closer to the Sun. 
B)  close to or at perihelion. 
C)  close to or at aphelion. 
D)  moving away from the Sun. 
E)  A comet's tail never points perpendicular to its motion.

Question 13

Which of the following are the jovian planets?

Accepted Answer

A)  everything past Mars and the asteroid belt 
B)  only Jupiter and Saturn 
C)  Jupiter, Saturn, Uranus, and Neptune only 
D)  Jupiter, Saturn, Uranus, Neptune, and Pluto 
E)  only Jupiter 
A)  everything past Mars and the asteroid belt 
B)  only Jupiter and Saturn 
C)  Jupiter, Saturn, Uranus, and Neptune only 
D)  Jupiter, Saturn, Uranus, Neptune, and Pluto 
E)  only Jupiter

Question 14

The only planet with no atmosphere of consequence is

Accepted Answer

A)  Mars. 
B)  Venus. 
C)  Mercury. 
D)  Earth. 
E)  Pluto. 
A)  Mars. 
B)  Venus. 
C)  Mercury. 
D)  Earth. 
E)  Pluto.

Question 15

What is the role of dust in the condensation theory?

Accepted Answer

Dust provides the co

Question 16

All the planets revolve around the Sun in the same direction, except for Venus and Uranus.

Accepted Answer

A) True 
 B)False

Question 17

As a rotating gas cloud contracts, it spins faster.

Accepted Answer

A) True 
 B)False

Question 18

All the terrestrial planets lie inside the asteroid belt.

Accepted Answer

A) True 
 B)False

Question 19

Meteorites are important because

Accepted Answer

A)  they contain pristine material from the solar nebula. 
B)  some come from the Moon and Mars, as well as the asteroid belt. 
C)  large ones may cause mass extinctions. 
D)  All of the above are true. 
E)  None of the above is true. 
A)  they contain pristine material from the solar nebula. 
B)  some come from the Moon and Mars, as well as the asteroid belt. 
C)  large ones may cause mass extinctions. 
D)  All of the above are true. 
E)  None of the above is true.

Question 20

The most detailed look we've had of an asteroid comes from

Accepted Answer

A)  ground- based radar images. 
B)  Earth orbital X- ray images. 
C)  spacecraft sent to an asteroid. 
D)  high- altitude UV spectroscopy. 
E)  ground- based optical images. 
A)  ground- based radar images. 
B)  Earth orbital X- ray images. 
C)  spacecraft sent to an asteroid. 
D)  high- altitude UV spectroscopy. 
E)  ground- based optical images.

Long- period comets are believed to originally come from

What support for the solar nebula theory has come from observations of nearby young stars?

All the planet's orbits are evenly spaced.

Contrast the orbits of asteroids and Kuiper Belt bodies.

Relate meteor showers to comets; explain why most are annual events.

How do the atmospheres of terrestrial worlds compare with the jovians?

Any successful model for the formation of the solar system must explain why the orbits of the planets have low eccentricities.

How do many of the jovian- type extrasolar planets seem to defy portions of the solar nebula theory? How can this perhaps be reconciled?

As the solar nebula contracts, it

Why do we expect other solar systems to be common?

All planets lie in orbits close to the plane.

If a comet's ion tail is pointing perpendicular to its direction of travel, the comet is

Which of the following are the jovian planets?

The only planet with no atmosphere of consequence is

What is the role of dust in the condensation theory?

All the planets revolve around the Sun in the same direction, except for Venus and Uranus.

As a rotating gas cloud contracts, it spins faster.

All the terrestrial planets lie inside the asteroid belt.

Meteorites are important because

The most detailed look we've had of an asteroid comes from

Charting the Heavens: the Foundations of Astronomy

The Copernican Revolution: the Birth of Modern Science

Light and Matter: the Inner Workings of the Cosmos

Telescopes: the Tools of Astronomy

Earth and Its Moon: Our Cosmic Backyard

The Terrestrial Planets: a Study in Contrasts

The Jovian Planets: Giants of the Solar System

Moons, Rings, and Plutoids: Small Worlds Among Giants

The Sun: Our Parent Star

Measuring the Stars: Giants, Dwarfs, and the Main Sequence

The Interstellar Medium: Star Formation in the Milky Way

Stellar Evolution: the Lives and Deaths of Stars

Neutron Stars and Black Holes: Strange States of Matter

The Milky Way Galaxy: a Spiral in Space

Normal and Active Galaxies: Building Blocks of the Universe

Hubbles Law and Dark Matter: the Large-Scale Structure of the Cosmos

Cosmology: the Big Bang and the Fate of the Universe

Life in the Universe: Are We Alone

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Exam 5: The Solar System: Interplanetary Matter and the Birth of the Planets

Long- period comets are believed to originally come from

What support for the solar nebula theory has come from observations of nearby young stars?

All the planet's orbits are evenly spaced.

Contrast the orbits of asteroids and Kuiper Belt bodies.

Relate meteor showers to comets; explain why most are annual events.

How do the atmospheres of terrestrial worlds compare with the jovians?

Any successful model for the formation of the solar system must explain why the orbits of the planets have low eccentricities.

How do many of the jovian- type extrasolar planets seem to defy portions of the solar nebula theory? How can this perhaps be reconciled?

As the solar nebula contracts, it

Why do we expect other solar systems to be common?

All planets lie in orbits close to the plane.

If a comet's ion tail is pointing perpendicular to its direction of travel, the comet is

Which of the following are the jovian planets?

The only planet with no atmosphere of consequence is

What is the role of dust in the condensation theory?

All the planets revolve around the Sun in the same direction, except for Venus and Uranus.

As a rotating gas cloud contracts, it spins faster.

All the terrestrial planets lie inside the asteroid belt.

Meteorites are important because

The most detailed look we've had of an asteroid comes from

Charting the Heavens: the Foundations of Astronomy

The Copernican Revolution: the Birth of Modern Science

Light and Matter: the Inner Workings of the Cosmos

Telescopes: the Tools of Astronomy

Earth and Its Moon: Our Cosmic Backyard

The Terrestrial Planets: a Study in Contrasts

The Jovian Planets: Giants of the Solar System

Moons, Rings, and Plutoids: Small Worlds Among Giants

The Sun: Our Parent Star

Measuring the Stars: Giants, Dwarfs, and the Main Sequence

The Interstellar Medium: Star Formation in the Milky Way

Stellar Evolution: the Lives and Deaths of Stars

Neutron Stars and Black Holes: Strange States of Matter

The Milky Way Galaxy: a Spiral in Space

Normal and Active Galaxies: Building Blocks of the Universe

Hubbles Law and Dark Matter: the Large-Scale Structure of the Cosmos

Cosmology: the Big Bang and the Fate of the Universe

Life in the Universe: Are We Alone

Filters