Question 1

The most important source for determining the age of the Solar System is by sampling a planet's core.

Accepted Answer

A) True 
 B)False

Question 2

The process of _______________ depends partly on the presence of short-lived radioactive elements whose rapid decay would have released enough heat to melt the interior of planets.

Accepted Answer

The answer of The process of _______________ depends partly on...

Question 3

Explain the Jovian problem and some possible answers to why there are so many Jovian planets found around stars.

Accepted Answer

There are lots of Jovian planets around

Question 4

What are the small bits of rock and metal that collide with Earth's atmosphere?

Accepted Answer

A)  meteors 
B)  comets 
C)  asteroids 
D)  meteorites 
E)  meteoroids 
A)  meteors 
B)  comets 
C)  asteroids 
D)  meteorites 
E)  meteoroids

Question 5

Why do Terrestrial planets not have rings?

Accepted Answer

A)  Terrestrial planets rotate in the opposite direction of the Sun. 
B)  Terrestrial planets do not have large enough masses to retain particles in rings. 
C)  Terrestrial planets have a core too rich in heavy metals to retain rings. 
D)  Terrestrial planets are too close to the Sun to support a ring system. 
E)  Terrestrial planets are not gaseous bodies. 
A)  Terrestrial planets rotate in the opposite direction of the Sun. 
B)  Terrestrial planets do not have large enough masses to retain particles in rings. 
C)  Terrestrial planets have a core too rich in heavy metals to retain rings. 
D)  Terrestrial planets are too close to the Sun to support a ring system. 
E)  Terrestrial planets are not gaseous bodies.

Question 6

Which hypothesis was out-ruled by the solar nebular theory?

Accepted Answer

A)  planet accretion hypothesis 
B)  imploding cloud hypothesis 
C)  passing star hypothesis 
D)  condensation hypothesis 
E)  catastrophic hypothesis 
A)  planet accretion hypothesis 
B)  imploding cloud hypothesis 
C)  passing star hypothesis 
D)  condensation hypothesis 
E)  catastrophic hypothesis

Question 7

Explain the steps involved in clearing a nebular of its interstellar material that stopped planetary formation.

Accepted Answer

The most important of these internal pro

Question 8

Asteroids are the last of the icy planetesimals from the formation of the Solar System.

Accepted Answer

A) True 
 B)False

Question 9

The passing star hypothesis suggests that planets form in the rotating disks of gas and dust around young stars.

Accepted Answer

A) True 
 B)False

Question 10

The first extrasolar planets discovered are small and have long orbital periods.

Accepted Answer

A) True 
 B)False

Question 11

The inner planets are composed of ____.

Accepted Answer

A)  rock and ice 
B)  ice and gas 
C)  rock and gas 
D)  metal and ice 
E)  rock and metal 
A)  rock and ice 
B)  ice and gas 
C)  rock and gas 
D)  metal and ice 
E)  rock and metal

Question 12

A collection of small, icy bodies are found in the _______________ orbiting in the outer fringes of our Solar System

Accepted Answer

The answer of A collection of small, icy bodies are...

Question 13

All the planets revolve around the Sun in a(n) _______________ direction.

Accepted Answer

The answer of All the planets revolve around the Sun...

Question 14

Terrestrial planets grew slowly and the Jovian planets grew quickly.

Accepted Answer

A) True 
 B)False

Question 15

Which theory best describes today's current thinking about the birth of a solar system?

Accepted Answer

A)  Big Bang theory 
B)  Solar nebular theory 
C)  Condensation theory 
D)  Theory of relativity 
E)  Passing star theory 
A)  Big Bang theory 
B)  Solar nebular theory 
C)  Condensation theory 
D)  Theory of relativity 
E)  Passing star theory

Question 16

Explain the two sources of heat that "melted" a planet during its formation.

Accepted Answer

heat of formation: violent impacts of in

Question 17

Almost every solid surface in the Solar System is covered with _______________, most of which formed during a period of heavy bombardment.

Accepted Answer

The answer of Almost every solid surface in the Solar...

Question 18

Jupiter and Saturn are so massive that they were able to grow by drawing in hot gas by gravitational contraction from the solar nebula.

Accepted Answer

A) True 
 B)False

Question 19

The _______________ of a radioactive substance is the time it takes for half of the parent isotope atoms to decay into daughter isotope atoms.

Accepted Answer

The answer of The _______________ of a radioactive substance is...

Question 20

Explain why the passing star hypothesis was problematic.

Accepted Answer

First, stars are very far apart in relat

The most important source for determining the age of the Solar System is by sampling a planet's core.

The process of _______________ depends partly on the presence of short-lived radioactive elements whose rapid decay would have released enough heat to melt the interior of planets.

Explain the Jovian problem and some possible answers to why there are so many Jovian planets found around stars.

What are the small bits of rock and metal that collide with Earth's atmosphere?

Why do Terrestrial planets not have rings?

Which hypothesis was out-ruled by the solar nebular theory?

Explain the steps involved in clearing a nebular of its interstellar material that stopped planetary formation.

Asteroids are the last of the icy planetesimals from the formation of the Solar System.

The passing star hypothesis suggests that planets form in the rotating disks of gas and dust around young stars.

The first extrasolar planets discovered are small and have long orbital periods.

The inner planets are composed of ____.

A collection of small, icy bodies are found in the _______________ orbiting in the outer fringes of our Solar System

All the planets revolve around the Sun in a(n) _______________ direction.

Terrestrial planets grew slowly and the Jovian planets grew quickly.

Which theory best describes today's current thinking about the birth of a solar system?

Explain the two sources of heat that "melted" a planet during its formation.

Almost every solid surface in the Solar System is covered with _______________, most of which formed during a period of heavy bombardment.

Jupiter and Saturn are so massive that they were able to grow by drawing in hot gas by gravitational contraction from the solar nebula.

The _______________ of a radioactive substance is the time it takes for half of the parent isotope atoms to decay into daughter isotope atoms.

Explain why the passing star hypothesis was problematic.

Here and Now

A User S Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

Earth the Active Planet

The Moon and Mercury: Comparing Airless Worlds

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology: Life on Other Worlds

Filters

Exam 10: Origin of the Solar System and Extrasolar Planets

The most important source for determining the age of the Solar System is by sampling a planet's core.

The process of _______________ depends partly on the presence of short-lived radioactive elements whose rapid decay would have released enough heat to melt the interior of planets.

Explain the Jovian problem and some possible answers to why there are so many Jovian planets found around stars.

What are the small bits of rock and metal that collide with Earth's atmosphere?

Why do Terrestrial planets not have rings?

Which hypothesis was out-ruled by the solar nebular theory?

Explain the steps involved in clearing a nebular of its interstellar material that stopped planetary formation.

Asteroids are the last of the icy planetesimals from the formation of the Solar System.

The passing star hypothesis suggests that planets form in the rotating disks of gas and dust around young stars.

The first extrasolar planets discovered are small and have long orbital periods.

The inner planets are composed of ____.

A collection of small, icy bodies are found in the _______________ orbiting in the outer fringes of our Solar System

All the planets revolve around the Sun in a(n) _______________ direction.

Terrestrial planets grew slowly and the Jovian planets grew quickly.

Which theory best describes today's current thinking about the birth of a solar system?

Explain the two sources of heat that "melted" a planet during its formation.

Almost every solid surface in the Solar System is covered with _______________, most of which formed during a period of heavy bombardment.

Jupiter and Saturn are so massive that they were able to grow by drawing in hot gas by gravitational contraction from the solar nebula.

The _______________ of a radioactive substance is the time it takes for half of the parent isotope atoms to decay into daughter isotope atoms.

Explain why the passing star hypothesis was problematic.

Here and Now

A User S Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

Earth the Active Planet

The Moon and Mercury: Comparing Airless Worlds

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology: Life on Other Worlds

Filters