Question 1

How is a planet different than a star

Accepted Answer

A) Planets are larger than stars. 
B) Planets reflect light while stars produce their own light. 
C) Stars move faster in the sky than planets. 
D) Planets are brighter than stars. 
A) Planets are larger than stars. 
B) Planets reflect light while stars produce their own light. 
C) Stars move faster in the sky than planets. 
D) Planets are brighter than stars.

Question 2

The Milky Way Galaxy is

Accepted Answer

A) a spiral galaxy. 
B) part of a cluster of galaxies that contains a few dozen galaxies. 
C) about 80,000 light years in diameter. 
D) All of the other choices are correct. 
A) a spiral galaxy. 
B) part of a cluster of galaxies that contains a few dozen galaxies. 
C) about 80,000 light years in diameter. 
D) All of the other choices are correct.

Question 3

Describe the difference between a solar system and a galaxy.

Accepted Answer

A solar system consists of a star, or po

Question 4

Figure 1-11 is an example of a/an __________________. Choose the best answer.

Accepted Answer

A) image 
B) picture 
C) artistic rendering 
D) line drawing 
A) image 
B) picture 
C) artistic rendering 
D) line drawing

Question 5

The speed of light is $3.0 × 10^5$ km/s, and it takes 1.3 s for light to travel from the Moon to Earth. From this information, what is the distance to the Moon

Accepted Answer

A) 390,000 km 
B) 230,000 km 
C) 3.9 km 
D) 2.3 km 
E) $4.3 × 10^5$ km 
A) 390,000 km 
B) 230,000 km 
C) 3.9 km 
D) 2.3 km 
E) $4.3 × 10^5$ km

Question 6

The scientific method is a ___________________ by which scientists form hypotheses and test them agains evidence gathered by observation or experiment.

Accepted Answer

The answer of The scientific method is a ___________________ by...

Question 7

Using the scale in the diagram below, what is the diameter of Mercury

Accepted Answer

A) about 240 km 
B) about 2400 km 
C) about 24,000 km 
D) about 240,000 km 
E) about $2.4 × 10^6$ km 
A) about 240 km 
B) about 2400 km 
C) about 24,000 km 
D) about 240,000 km 
E) about $2.4 × 10^6$ km

Question 8

$4.4 × 10^6$ divided by $8.8 × 10^{10}$ is equal to

Accepted Answer

A) $5.0 × 10^{−5}$. 
B) $5.0 × 10^{−4}$. 
C) $5.0 × 10^4$. 
D) $3.9 × 10^{17}$. 
E) $3.9 × 10^{16}$. 
A) $5.0 × 10^{−5}$. 
B) $5.0 × 10^{−4}$. 
C) $5.0 × 10^4$. 
D) $3.9 × 10^{17}$. 
E) $3.9 × 10^{16}$.

Question 9

Which of the following is ordered correctly from largest to smallest planet

Accepted Answer

A) Neptune, Saturn, Moon, Earth 
B) Venus, Mercury, Jupiter, Saturn 
C) Mars, Earth, Saturn, Jupiter 
D) Uranus, Saturn, Venus, Earth 
A) Neptune, Saturn, Moon, Earth 
B) Venus, Mercury, Jupiter, Saturn 
C) Mars, Earth, Saturn, Jupiter 
D) Uranus, Saturn, Venus, Earth

Question 10

Order the following from most recent to least.
I. Big Bang 
II. Age of quasars
III. First humans
IV. Cambrian explosion
V. Formation of the solar system
VI. First life
VII. Recombination Period

Accepted Answer

A) I, II, VII, IV, V, VI, III 
B) I, VI, VII, II, V, IV, III 
C) I, VI, V, VII, III, II, IV 
D) I, VII, II, V, VI, IV, III 
A) I, II, VII, IV, V, VI, III 
B) I, VI, VII, II, V, IV, III 
C) I, VI, V, VII, III, II, IV 
D) I, VII, II, V, VI, IV, III

Question 11

The Sun is a star in the Milky Way Galaxy.

Accepted Answer

A) True 
 B)False

Question 12

Assume a textbook shows a diagram of the solar system on, say, a standard notebook-sized sheet. The orbits of eight planets are sketched around the Sun at the center. The planets and orbits are drawn large enough that features like continents on Earth or the rings of Saturn are clearly visible. The Sun is drawn large enough that sunspots are clearly visible. Discuss what is wrong or right with this diagram.

Accepted Answer

The diagram is correct in that there are

Question 13

If the field of view (FOV) in Figure 1-1 is 50 ft and the distance is widened by a factor of 100, how large is the FOV in Figure 1-2 Choose the best answer.

Accepted Answer

A) 1 mile 
B) 5000 ft 
C) 1 square mile 
D) 5000 square feet 
A) 1 mile 
B) 5000 ft 
C) 1 square mile 
D) 5000 square feet

Question 14

The scientific method is a simple, mechanical way of grinding facts into understanding.

Accepted Answer

A) True 
 B)False

Question 15

________________ is the closest star to Earth.

Accepted Answer

The answer of ________________ is the closest star to Earth....

Question 16

From what you know about astronomical units and light-years, how would you define a light-minute

Accepted Answer

A light-minute is th

Question 17

________ is the smallest planet in the solar system.

Accepted Answer

The answer of ________ is the smallest planet in the...

Question 18

The numbers $9.81×10^5$ and 981,000 are equivalent.

Accepted Answer

A) True 
 B)False

Question 19

If light travels 63,000 AU in 1 year at $3 × 10^8$ m/s, which of these best represents the unit of a light-year

Accepted Answer

A) 63,000 AU 
B) $3 × 10^8$ m/s 
C) 1 year 
D) All of the other choices are correct. 
A) 63,000 AU 
B) $3 × 10^8$ m/s 
C) 1 year 
D) All of the other choices are correct.

Question 20

A typical galaxy like our Milky Way galaxy contains

Accepted Answer

A) primarily planets. 
B) gas only. 
C) stars (some with planets), gas, and dust. 
D) a single star and planets. 
E) thousands of superclusters. 
A) primarily planets. 
B) gas only. 
C) stars (some with planets), gas, and dust. 
D) a single star and planets. 
E) thousands of superclusters.

How is a planet different than a star

The Milky Way Galaxy is

Describe the difference between a solar system and a galaxy.

Figure 1-11 is an example of a/an __________________. Choose the best answer.

The speed of light is $3.0 × 10^5$ km/s, and it takes 1.3 s for light to travel from the Moon to Earth. From this information, what is the distance to the Moon

The scientific method is a ___________________ by which scientists form hypotheses and test them agains evidence gathered by observation or experiment.

Using the scale in the diagram below, what is the diameter of Mercury

$4.4 × 10^6$ divided by $8.8 × 10^{10}$ is equal to

Which of the following is ordered correctly from largest to smallest planet

Order the following from most recent to least. I. Big Bang II. Age of quasars III. First humans IV. Cambrian explosion V. Formation of the solar system VI. First life VII. Recombination Period

The Sun is a star in the Milky Way Galaxy.

If the field of view (FOV) in Figure 1-1 is 50 ft and the distance is widened by a factor of 100, how large is the FOV in Figure 1-2 Choose the best answer.

The scientific method is a simple, mechanical way of grinding facts into understanding.

________________ is the closest star to Earth.

From what you know about astronomical units and light-years, how would you define a light-minute

________ is the smallest planet in the solar system.

The numbers $9.81×10^5$ and 981,000 are equivalent.

If light travels 63,000 AU in 1 year at $3 × 10^8$ m/s, which of these best represents the unit of a light-year

A typical galaxy like our Milky Way galaxy contains

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

How is a planet different than a star

The Milky Way Galaxy is

Describe the difference between a solar system and a galaxy.

Figure 1-11 is an example of a/an __________________. Choose the best answer.

The speed of light is 3.0×1053.0 × 10^53.0×105 km/s, and it takes 1.3 s for light to travel from the Moon to Earth. From this information, what is the distance to the Moon

The scientific method is a ___________________ by which scientists form hypotheses and test them agains evidence gathered by observation or experiment.

Using the scale in the diagram below, what is the diameter of Mercury

4.4×1064.4 × 10^64.4×106 divided by 8.8×10108.8 × 10^{10}8.8×1010 is equal to

Which of the following is ordered correctly from largest to smallest planet

Order the following from most recent to least. I. Big Bang II. Age of quasars III. First humans IV. Cambrian explosion V. Formation of the solar system VI. First life VII. Recombination Period

The Sun is a star in the Milky Way Galaxy.

If the field of view (FOV) in Figure 1-1 is 50 ft and the distance is widened by a factor of 100, how large is the FOV in Figure 1-2 Choose the best answer.

The scientific method is a simple, mechanical way of grinding facts into understanding.

________________ is the closest star to Earth.

From what you know about astronomical units and light-years, how would you define a light-minute

________ is the smallest planet in the solar system.

The numbers 9.81×1059.81×10^59.81×105 and 981,000 are equivalent.

If light travels 63,000 AU in 1 year at 3×1083 × 10^83×108 m/s, which of these best represents the unit of a light-year

A typical galaxy like our Milky Way galaxy contains

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

The speed of light is $3.0 × 10^5$ km/s, and it takes 1.3 s for light to travel from the Moon to Earth. From this information, what is the distance to the Moon

$4.4 × 10^6$ divided by $8.8 × 10^{10}$ is equal to

The numbers $9.81×10^5$ and 981,000 are equivalent.

If light travels 63,000 AU in 1 year at $3 × 10^8$ m/s, which of these best represents the unit of a light-year