Question 1

____________ is the closest planet to the Sun.

Accepted Answer

The answer of ____________ is the closest planet to the...

Question 2

If the light takes 8 minutes to reach Earth from the Sun and the nearest star is 4.7 ly from the Sun, what is the distance from the Sun to the nearest star in astronomical units

Accepted Answer

A) 37.6 AU 
B) 1.7 AU 
C) 214 AU 
D) 310,000 AU 
E) $1.5 × 10^{11}$ AU 
A) 37.6 AU 
B) 1.7 AU 
C) 214 AU 
D) 310,000 AU 
E) $1.5 × 10^{11}$ AU

Question 3

Which is the shorter time unit - a light-second, a light-minute, or a light-year

Accepted Answer

A) light-second 
B) light-minute 
C) light-year 
D) None of the other choices are correct. 
A) light-second 
B) light-minute 
C) light-year 
D) None of the other choices are correct.

Question 4

Choose the best answer. The Milky Way Galaxy

Accepted Answer

A) is part of a cluster of a few dozen galaxies. 
B) is about 200 light-years in diameter. 
C) is the largest known object in the universe. 
D) is part of a cluser of a few dozen galaxies, is about 200 ly in diameter, and is the largest known object in the universe 
E) is part of a cluster of a few dozen galaxies and is the largest known object in the universe 
A) is part of a cluster of a few dozen galaxies. 
B) is about 200 light-years in diameter. 
C) is the largest known object in the universe. 
D) is part of a cluser of a few dozen galaxies, is about 200 ly in diameter, and is the largest known object in the universe 
E) is part of a cluster of a few dozen galaxies and is the largest known object in the universe

Question 5

The Sun is

Accepted Answer

A) a star which generates its own energy. 
B) 1 AU from Earth. 
C) visible by its own light emission. 
D) All of the other choices are correct. 
A) a star which generates its own energy. 
B) 1 AU from Earth. 
C) visible by its own light emission. 
D) All of the other choices are correct.

Question 6

A(n) ____________________ is the distance that light would travel in one year.

Accepted Answer

The answer of A(n) ____________________ is the distance that light...

Question 7

The Moon is a large moon compared to the size of its host planet.

Accepted Answer

A) True 
 B)False

Question 8

The average distance from Earth to the Sun is

Accepted Answer

A) 1 ly. 
B) 1 million km. 
C) 1 million miles. 
D) 1 billion km. 
E) 1 AU. 
A) 1 ly. 
B) 1 million km. 
C) 1 million miles. 
D) 1 billion km. 
E) 1 AU.

Question 9

Is the scientific method a hypothesis How do you know

Accepted Answer

No, the scientific m

Question 10

$2.9×10^7 $is the same as

Accepted Answer

A) 2.9 thousand. 
B) 29 thousand. 
C) 290 thousand. 
D) 2.9 million. 
E) 29 million. 
A) 2.9 thousand. 
B) 29 thousand. 
C) 290 thousand. 
D) 2.9 million. 
E) 29 million.

Question 11

Considering that the Sun is about 1/100 AU in diameter and a typical planet like Earth is 1/10,000 AU, discuss whether or not our Solar System is crowded or empty.

Accepted Answer

The Sun and planets make up on

Question 12

The name of the average distance from Earth to the Sun is one ____________________.

Accepted Answer

The answer of The name of the average distance from...

Question 13

In units of yards, how far from the Big Bang is the Recombination period, when the gas becomes transparent to light

Accepted Answer

A) much, much less than a yard 
B) about a yard 
C) about 5 yards 
D) about 10 yards 
A) much, much less than a yard 
B) about a yard 
C) about 5 yards 
D) about 10 yards

Question 14

A solar system contains

Accepted Answer

A) primarily planets. 
B) large amounts of gas and dust but very few stars. 
C) large amounts of gas, dust, and stars. 
D) a single star and planets. 
E) thousands of superclusters. 
A) primarily planets. 
B) large amounts of gas and dust but very few stars. 
C) large amounts of gas, dust, and stars. 
D) a single star and planets. 
E) thousands of superclusters.

Question 15

According to the text, the Sun is a very _____________ star.

Accepted Answer

A) typical 
B) atypical 
C) unique 
D) abnormal 
A) typical 
B) atypical 
C) unique 
D) abnormal

Question 16

The Milky Way Galaxy is alone, that is, not a part of a group or cluster.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following is the largest

Accepted Answer

A) the diameter of Earth 
B) the diameter of the Moon 
C) the diameter of the Sun 
D) the diameter of Jupiter 
E) the distance from Earth to the Sun 
A) the diameter of Earth 
B) the diameter of the Moon 
C) the diameter of the Sun 
D) the diameter of Jupiter 
E) the distance from Earth to the Sun

Question 18

The relative distance between the planets increase with distance from the Sun.

Accepted Answer

A) True 
 B)False

Question 19

If distance is speed × time and light takes 8 minutes to travel from the Sun to Earth and over 4 hours to travel from the Sun to the planet Neptune, what is the distance from the Sun to Neptune

Accepted Answer

A) 5 AU 
B) 30 AU 
C) 30 ly 
D) 5 ly 
E) 0.6 ly 
A) 5 AU 
B) 30 AU 
C) 30 ly 
D) 5 ly 
E) 0.6 ly

Question 20

If distance is speed × time and light takes 1.3 seconds to travel from the Moon to Earth and 8 minutes to travel from the Sun to Earth, which of the following statements is true

Accepted Answer

A) The Sun is 6.2 times further from Earth than the Moon. 
B) The Sun is 10 times further from Earth than the Moon. 
C) The Sun is 0.16 times further Earth than the Moon 
D) The Sun is 0.10 times further from Earth that the Moon. 
E) The Sun is 370 times further from Earth than the Moon. 
A) The Sun is 6.2 times further from Earth than the Moon. 
B) The Sun is 10 times further from Earth than the Moon. 
C) The Sun is 0.16 times further Earth than the Moon 
D) The Sun is 0.10 times further from Earth that the Moon. 
E) The Sun is 370 times further from Earth than the Moon.

____________ is the closest planet to the Sun.

If the light takes 8 minutes to reach Earth from the Sun and the nearest star is 4.7 ly from the Sun, what is the distance from the Sun to the nearest star in astronomical units

Which is the shorter time unit - a light-second, a light-minute, or a light-year

Choose the best answer. The Milky Way Galaxy

The Sun is

A(n) ____________________ is the distance that light would travel in one year.

The Moon is a large moon compared to the size of its host planet.

The average distance from Earth to the Sun is

Is the scientific method a hypothesis How do you know

$2.9×10^7$ is the same as

Considering that the Sun is about 1/100 AU in diameter and a typical planet like Earth is 1/10,000 AU, discuss whether or not our Solar System is crowded or empty.

The name of the average distance from Earth to the Sun is one ____________________.

In units of yards, how far from the Big Bang is the Recombination period, when the gas becomes transparent to light

A solar system contains

According to the text, the Sun is a very _____________ star.

The Milky Way Galaxy is alone, that is, not a part of a group or cluster.

Which of the following is the largest

The relative distance between the planets increase with distance from the Sun.

If distance is speed × time and light takes 8 minutes to travel from the Sun to Earth and over 4 hours to travel from the Sun to the planet Neptune, what is the distance from the Sun to Neptune

If distance is speed × time and light takes 1.3 seconds to travel from the Moon to Earth and 8 minutes to travel from the Sun to Earth, which of the following statements is true

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

The Origin of the Solar System

Earth and Moon: Bases for Comparative Planetology

Mercury, Venus, and Mars

The Outer Solar System

Meteorites, Asteroids, and Comets

Astrobiology: Life on Other Worlds

Filters

Exam 1: Here and Now

____________ is the closest planet to the Sun.

If the light takes 8 minutes to reach Earth from the Sun and the nearest star is 4.7 ly from the Sun, what is the distance from the Sun to the nearest star in astronomical units

Which is the shorter time unit - a light-second, a light-minute, or a light-year

Choose the best answer. The Milky Way Galaxy

The Sun is

A(n) ____________________ is the distance that light would travel in one year.

The Moon is a large moon compared to the size of its host planet.

The average distance from Earth to the Sun is

Is the scientific method a hypothesis How do you know

2.9×1072.9×10^7 2.9×107 is the same as

Considering that the Sun is about 1/100 AU in diameter and a typical planet like Earth is 1/10,000 AU, discuss whether or not our Solar System is crowded or empty.

The name of the average distance from Earth to the Sun is one ____________________.

In units of yards, how far from the Big Bang is the Recombination period, when the gas becomes transparent to light

A solar system contains

According to the text, the Sun is a very _____________ star.

The Milky Way Galaxy is alone, that is, not a part of a group or cluster.

Which of the following is the largest

The relative distance between the planets increase with distance from the Sun.

If distance is speed × time and light takes 8 minutes to travel from the Sun to Earth and over 4 hours to travel from the Sun to the planet Neptune, what is the distance from the Sun to Neptune

If distance is speed × time and light takes 1.3 seconds to travel from the Moon to Earth and 8 minutes to travel from the Sun to Earth, which of the following statements is true

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

The Origin of the Solar System

Earth and Moon: Bases for Comparative Planetology

Mercury, Venus, and Mars

The Outer Solar System

Meteorites, Asteroids, and Comets

Astrobiology: Life on Other Worlds

Filters

$2.9×10^7$ is the same as