Question 1

Explain the difference between a galaxy and a solar system.

Accepted Answer

The Solar System is your local

Question 2

The most widely accepted system of measurement is the metric system.

Accepted Answer

A) True 
 B)False

Question 3

Which of these planets is approximately the same size as Earth?

Accepted Answer

A)  Venus 
B)  Mars 
C)  Saturn 
D)  Mercury 
E)  Pluto 
A)  Venus 
B)  Mars 
C)  Saturn 
D)  Mercury 
E)  Pluto

Question 4

Which of these planets is just 0.39 AU from the Sun?

Accepted Answer

A)  Jupiter 
B)  Mars 
C)  Earth 
D)  Venus 
E)  Mercury 
A)  Jupiter 
B)  Mars 
C)  Earth 
D)  Venus 
E)  Mercury

Question 5

As Earth _______________ on its axis, it produces the cycle of day and night.

Accepted Answer

The answer of As Earth _______________ on its axis, it...

Question 6

You need to drive to a research site to collect some samples. The site is 250 miles away. What is the approximate distance in kilometers?

Accepted Answer

A)  250 km 
B)  106 km 
C)  400 km 
D)  500 km 
E)  156 km 
A)  250 km 
B)  106 km 
C)  400 km 
D)  500 km 
E)  156 km

Question 7

It is a common misconception that a light-year is a unit of _______________.

Accepted Answer

The answer of It is a common misconception that a...

Question 8

What did the International Astronomical Union classify Pluto as in 2006?

Accepted Answer

A)  asteroid 
B)  comet 
C)  planet 
D)  dwarf planet 
E)  meteor 
A)  asteroid 
B)  comet 
C)  planet 
D)  dwarf planet 
E)  meteor

Question 9

What is the very first step of the scientific method?

Accepted Answer

A)  Design an experiment. 
B)  Form a hypothesis. 
C)  Analyze results. 
D)  Generate a conclusion. 
E)  Perform an experiment. 
A)  Design an experiment. 
B)  Form a hypothesis. 
C)  Analyze results. 
D)  Generate a conclusion. 
E)  Perform an experiment.

Question 10

You discover a new star that is 352,800 AU away. What is the distance in light years?

Accepted Answer

A)  5.6 ly 
B)  2.3 ly 
C)  63 ly 
D)  3.53 ly 
E)  2.22 x 102 ly 
A)  5.6 ly 
B)  2.3 ly 
C)  63 ly 
D)  3.53 ly 
E)  2.22 x 102 ly

Question 11

What is Earth's distance from the Sun?

Accepted Answer

A)  0.39 AU 
B)  0.72 AU 
C)  1.0 AU 
D)  1.5 AU 
E)  2.8 AU 
A)  0.39 AU 
B)  0.72 AU 
C)  1.0 AU 
D)  1.5 AU 
E)  2.8 AU

Question 12

Jupiter, Saturn, Uranus and Neptune are only located at a distance of 1 AU or less from the Sun.

Accepted Answer

A) True 
 B)False

Question 13

What unit of measurement is used to describe extraordinary large distances, such as the distance of other stars from our own?

Accepted Answer

A)  AU 
B)  min 
C)  ly 
D)  km 
E)  mi 
A)  AU 
B)  min 
C)  ly 
D)  km 
E)  mi

Question 14

Why do we study astronomy?

Accepted Answer

Astronomy is important to you because it

Question 15

Our Solar System resides in the _______________ Galaxy.

Accepted Answer

The answer of Our Solar System resides in the _______________...

Question 16

What is the Sun made up of?

Accepted Answer

A)  rock 
B)  metal 
C)  ice 
D)  hot gas 
E)  water 
A)  rock 
B)  metal 
C)  ice 
D)  hot gas 
E)  water

Question 17

Astronomers use _______________ to express distance from the Sun.

Accepted Answer

astronomic

Question 18

The size of a star's image in a photo tells you how _______________ the star appears.

Accepted Answer

The answer of The size of a star's image in...

Question 19

Explain how the scientific notation of 4.52 x 10  8  is the same as 452 x 10  6  .

Accepted Answer

The decimal point has already

Question 20

Earth is approximately 13,000 km in diameter.

Accepted Answer

A) True 
 B)False

Exam 1: Here and Now

Explain the difference between a galaxy and a solar system.

The most widely accepted system of measurement is the metric system.

Which of these planets is approximately the same size as Earth?

Which of these planets is just 0.39 AU from the Sun?

As Earth _______________ on its axis, it produces the cycle of day and night.

You need to drive to a research site to collect some samples. The site is 250 miles away. What is the approximate distance in kilometers?

It is a common misconception that a light-year is a unit of _______________.

What did the International Astronomical Union classify Pluto as in 2006?

What is the very first step of the scientific method?

You discover a new star that is 352,800 AU away. What is the distance in light years?

What is Earth's distance from the Sun?

Jupiter, Saturn, Uranus and Neptune are only located at a distance of 1 AU or less from the Sun.

What unit of measurement is used to describe extraordinary large distances, such as the distance of other stars from our own?

Why do we study astronomy?

Our Solar System resides in the _______________ Galaxy.

What is the Sun made up of?

Astronomers use _______________ to express distance from the Sun.

The size of a star's image in a photo tells you how _______________ the star appears.

Explain how the scientific notation of 4.52 x 10 8 is the same as 452 x 10 6 .

Earth is approximately 13,000 km in diameter.

A Users Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Interstellar Medium

Formation and Structure of Stars

Stellar Evolution

Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies

Supermassive Black Holes and Active Galaxies

Modern Cosmology

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

The Moon and Mercury

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology

Filters

Explain how the scientific notation of 4.52 x 10 ⁸ is the same as 452 x 10 ⁶ .