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Solar System

Total questions: 125

Worksheet time: 1hrs 15mins

Name
Class
Date
1.

When Earth spins, it turns around an imaginary line called a(n)

a)

rotation

b)

axis

c)

orbit

d)

ellipse

2.

Anthony claims that the patterns of stars in the sky only appear to move, but the patterns do not change. Which piece(s) of evidence would best support this claim?

a)

observations that some stars can be seen in every season

b)

Observations that the pattern of stars in the sky stay the same although they appear to shift across the sky nightly.

c)

Observations that different stars appear in different seasons, but the patterns of the stars remain the same.

3.

A ____ is a huge system of gas, dust, stars, and objects orbiting stars that is held together by the force of gravity.

a)

galaxy

b)

comet

c)

meteor

d)

gas giant

4.

Which planet is an inner planet?

a)

Uranus

b)

Venus

c)

Saturn

d)

Neptune

5.

Which planet is the solar system's largest rocky planet?

a)

Mars

b)

Earth

c)

Mercury

d)

Jupiter

6.

Which choice best describes the parts of the Milky Way?

a)

Earth, its moon, the sun, and Jupiter

b)

Gas, dust, stars, and objects that orbit stars

c)

Asteroids, comets, objects that orbit stars, and the stars

d)

The inner planets, the outer planets, gas, and dust

7.

Which list shows the correct order of planets from the sun?

a)

Mercury, Venus, Earth, Mars

b)

Earth, Mars, Venus, Jupiter

c)

Mars, Venus, Earth, Saturn

d)

Uranus, Jupiter, Neptune, Saturn

8.

Brianna and Mari want to develop a model of how Earth moves in space. In their model, Brianna will represent Earth and Mari will represent the sun. Which of the following should NOT be part of Brianna and Mari's model?

a)

Brianna walks in a circle around Mari.

b)

Brianna spins in circles.

c)

Mari stands still.

d)

Mari walks in a circle around Brianna.

9.

Which is an object in the solar system that is a frozen mass of ice and dust?

a)

an asteroid

b)

a comet

c)

a moon

d)

a planet

10.

What do Jupiter, Saturn, Uranus, and Neptune have in common?

a)

They all have rocky surfaces.

b)

They all appear to be similar to Earth.

c)

They all are gaseous planets.

d)

They all appear to be made of rock and ice.

11.

Why does the sun seem to change position in the sky?

a)

Earth's rotation

b)

Earth's orbit

c)

The sun's rotation

d)

The sun's orbit

12.

Which list shows in correct order the fewest stars to the greatest number of stars?

a)

Our solar system, the universe, the Milky Way Galaxy

b)

The universe, the Milky Way Galaxy, our solar system

c)

Our solar system, the Milky Way Galaxy, the universe

d)

The Milky Way Galaxy, our solar system, the universe

13.

What causes it to appear as if the sun rises and sets each day?

a)

Earth's gravity

b)

The spinning motion of Earth

c)

The revolution of the Earth around the sun

d)

Earth's distance from the sun

14.

The picture shows a tree and its shadow at two different times of day.

Which sentence explains why the shadow changes?

a)

As Earth rotates, the sun is lower in the sky in the morning.

b)

As Earth rotates, the sun is higher in the sky in the morning.

c)

As the sun rotates, it is lower in the sky in the morning.

d)

As the sun rotates, it is higher in the sky in the morning.

15.

Chris is learning about Earth's movement in science class. He records some information in a chart about Earth's movement.

What information in Chris's chart is in the WRONG row of the table?

a)

Causes day and night

b)

Cause shadows to change

c)

Causes change in seasons

d)

Causes sunrise and sunset

16.

Look at the picture of the moon.

What will the moon look like in approximately 14 days?

a)

New Moon

b)

1st Quarter Moon

c)

3rd Quarter Moon

d)

Full Moon

17.

Dylan observes a fully lit moon. When can he expect to see the moon look like this again?

a)

In about 12 hours

b)

In about 24 hours

c)

In about 15 days

d)

In about 30 days

18.

Markos observed the image of the moon above. He is curious to know what the moon looked like several nights before. Which best describes the shape of the moon that occurred BEFORE Markos observed the moon phase below?

a)

The moon looked exactly the same.

b)

The moon was a full moon (brightly lit circle).

c)

The moon was more than half lit on the right side.

d)

The moon was less than half lit on the right side.

19.

Diego sent a map of constellations visible in Florida to his cousin in the Southern Hemisphere. His cousin said he could not use the map. Why couldn’t he?

a)

The stars on the map can only be seen in Florida.

b)

The stars on the map can only be seen in the Northern Hemisphere.

c)

There are no constellations visible from the Southern Hemisphere.

d)

The constellations change shape as you move from north to south.

20.

How long does Earth's orbit around the sun take?

a)

365 and 1/4 days

b)

360 days

c)

24 hours

d)

2 years

21.

Our sun is a medium-sized star compared to other stars.

a)

True

b)

False

22.

The HOTTEST stars are usually what color

a)

yellow

b)

orange

c)

blue

d)

pink

23.

What causes day and night here on our Earth?

a)

The different moon phases

b)

Asteroids

c)

The rotation of Earth

d)

Stars

24.

What causes our seasons here on Earth?

a)

Stars in our universe

b)

Our revolution around the moon

c)

Earth's tilted axis and our rotation

d)

The revolution of Earth around the sun and Earth's tilted axis

25.

This is the first planet from the Sun; it is very hot in the day and very cold in the night.

a)

Mercury

b)

Neptune

c)

Earth

d)

Jupiter

26.

What are large chunks of rocks and metal in space?

a)

Earth

b)

comet

c)

asteroids

d)

gibbous

27.

The fourth planet from the Sun; also known as the "red planet."

a)

Neptune

b)

Mercury

c)

Earth

d)

Mars

28.

The sixth planet from the Sun; known for its large rings.

a)

Saturn

b)

Mercury

c)

Earth

d)

Mars

29.

The fifth planet from the Sun; this is the LARGESTplanet in the Solar System.

a)

Jupiter

b)

Mercury

c)

Earth

d)

Neptune

30.

This is the eighth (last) planet from the Sun; it is deep dark blue in color.

a)

Earth

b)

Neptune

c)

Mercury

d)

Jupiter

31.

These are the 4 planets closest to the sun (Mercury, Venus, Earth, Mars).

a)

inner planets

b)

outer planets

c)

dwarf planets

d)

solar planets

32.

This is the nearest star to Earth.

a)

the moon

b)

the planet of Mars

c)

the asteroid belt

d)

the sun

33.

These are the four planets FARTHEST from the Sun; Jupiter, Saturn, Uranus, and Neptune.

a)

inner planets

b)

outer planets

c)

solar planets

d)

the best planets

34.

A group of stars that make a pattern in the night sky.

a)

planets

b)

comets

c)

asteroids

d)

constellation

35.

Where is the Asteroid Belt located in the Solar System?

a)

near Neptune

b)

between Mercury and Venus

c)

between Mars and Jupiter

d)

around the Sun

36.

This is the phase of the moon when the moon looks like a thin sliver (less than half of the moon's nearside is sunlit).

a)

crescent

b)

gibbous

c)

full

d)

new

37.

This is the phase of the moon where NONE of the moon's nearside is sunlit.

a)

crescent

b)

gibbous

c)

full moon

d)

new moon

38.

This is the phase of the moon that looks ALMOST full.

a)

crescent

b)

gibbous

c)

full moon

d)

new moon

39.

Stars DO NOT twinkle in the sky; only planets twinkle in the sky.

a)

True

b)

False

40.
The first planet of the solar system?
a)
Sun
b)
Venus
c)
Earth
d)
Mercury
41.
What is the thing that makes the planets orbit
a)
Jupiter
b)
Neptune
c)
Sun
d)
God
42.
The hottest planet is 
a)
Venus
b)
Earth
c)
Mercury
d)
Mars
43.
The largest planet is
a)
Jupiter
b)
Saturn
c)
Neptune
d)
Pluto
44.
The fourth planet is
a)
Venus
b)
Earth
c)
Mars
d)
Jupiter
45.
Neptune comes after
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
46.
The planet that has the most rings
a)
Jupiter
b)
Neptune
c)
Uranus
d)
Saturn
47.
This planet comes after Saturn
a)
Neptune
b)
Uranus
c)
Jupiter
d)
Earth
48.
This is no longer a planet
a)
Neptune
b)
Io
c)
Pluto
d)
moon
49.
In the song Love Yourself, what does this section of the song mean
'Cause if you like the way you look that much
Oh, baby, you should go and love yourself
a)
you should go fly a kite
b)
you should shut the front door
c)
you should go (the word I do not like) yourself
d)
lotion
50.
Which planet in our solar system is closest to the Sun?
a)
Earth
b)
Jupiter
c)
Mercury
d)
Saturn
51.

Which of the following is an accurate model of how the Sun, Earth, and Moon move?

a)

Sun and moon orbit Earth

b)

Earth and moon orbit Sun

c)

Earth orbits the Sun and the moon orbits Earth

d)

Earth and sun orbit moon

52.
What planet is eighth in the Solar System?
a)
Uranus
b)
Jupiter
c)
Neptune
d)
Mars
53.
Earth and the other planets closest to the Sun are made mostly of _______
a)
gas
b)
metal
c)
water
d)
rock
54.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
55.
A ball of ice and dust with a tail of gas and dust pointing away from the sun.
a)
Asteroid
b)
Comet
c)
Moon
d)
Meteor
56.
Which is the second closest planet to the sun?
a)
Earth
b)
Saturn
c)
Venus
d)
Mercury
57.
Which planet is third from the sun?
a)
Mars
b)
Pluto
c)
Venus
d)
Earth
58.

Which planet is NOT one of the

"Gas Giants"?

a)

Uranus

b)

Venus

c)

Neptune

d)

Saturn

59.

What is the largest planet in

our solar system?

a)

Neptune

b)

Jupiter

c)

Uranus

d)

Mars

60.
One full orbit of an object around another object is called a ________.
a)
axis
b)
rotation
c)
revolution
d)
satellite
61.
Select the order from smallest to largest.
a)
Sun, Milky Way, solar system, universe
b)
Sun, Milky Way, universe, solar system
c)
Sun, solar system, Milky Way, universe
d)
Sun, solar system, universe, Milky Way
62.
Day and night is caused by the _____________ of earth on its axis.
a)
revolution
b)
orbit
c)
rotation
63.

Which outer planets have rings?

a)

Just Saturn

b)

Saturn and Jupiter

c)

Jupiter, Neptune, and Saturn

d)

all 4 of the outer planets

64.
Which planet is the hottest planet?
a)
Mercury
b)
Mars
c)
Venus
d)
Saturn
65.

This table shows the rotation period and revolution period for 6 planets, and Earth’s moon, all relative to Earth’s periods. Which 2 planets have shorter days than Earth?

a)

Jupiter and Saturn

b)

Venus and Mercury

c)

Mars and Jupiter

d)

Saturn and Moon

66.

How long ago was our solar system formed?

a)

10 million years ago

b)

4.6 million years ago

c)

4.6 billion years ago

d)

2 billion years ago

67.

a small rocky body orbiting the sun, ranging from the size of a small house to dust particles

a)

nebula

b)

terrestrial planets

c)

collision

d)

asteroids

68.

the astronomical model in which the Earth and planets revolve around the Sun at the center of the Solar System.

a)

Aristarchus

b)

accretion

c)

nebula

d)

heliocentric system

69.

a large planet composed mostly of gases, such as hydrogen and helium, with a relatively small rocky core. The gas giants of our solar system are Jupiter, Saturn, Uranus and Neptune

a)

terrestrial planets

b)

planetesimals

c)

nebula

d)

gas giant planets

70.

Which planet is closest to Earth in size?

a)

Mercury

b)

Uranus

c)

Venus

d)

Mars

71.

Which is NOT a rocky planet?

a)

Earth

b)

Neptune

c)

Mercury

d)

Mars

72.

Which is NOT true about Mercury?

a)

it has no moons

b)

it has no atmosphere

c)

it is 1/2 the size of Earth

d)

it is closest to the sun

73.

Hamea, Makemake, Ceres, and Eris are all

a)

dwarf planets

b)

meteoroids

c)

asteroids

d)

comets

74.

Which is the smallest celestial body in our Solar System?

a)

meteoroid

b)

planet

c)

dwarf planet

d)

asteroid

75.

Which is the largest celestial body in our Solar System?

a)

Jupiter

b)

Sun

c)

Saturn

d)

Mars

76.

Which celestial body turns on its side?

a)

Neptune

b)

Mars

c)

Jupiter

d)

Uranus

77.

The asteroid belt is found between

a)

The Sun and Mercury

b)

Neptune and Uranus

c)

Venus and Earth

d)

Mars and Jupiter

78.

What gas causes Uranus and Neptune to look blue?

a)

carbon dioxide

b)

methane

c)

sulfuric acid

d)

nitrogen

79.

Which planet is 4x bigger than Earth?

a)

Mars

b)

Neptune

c)

Saturn

d)

Jupiter

80.

What is true about Jupiter, Saturn, Uranus, and Neptune?

a)

they all have many moons

b)

they all have a solid surface

c)

they all are smaller than Earth

d)

they all have liquid water on the surface

81.

How does Mars size compare to Earth?

a)

it's 2x bigger

b)

it's 3x bigger

c)

it's 1/2 the size

d)

it's 1/3 the size

82.

How many moons does Mars have?

a)

0

b)

1

c)

2

d)

3

83.

How many moons does Mercury have?

a)

0

b)

1

c)

2

d)

3

84.

About how much of Earth's atmosphere is oxygen?

a)

20%

b)

40%

c)

60%

d)

80%

85.

Which is true about Mercury, Venus, Earth, and Mars

a)

they all have an atmosphere

b)

they all have many moons

c)

they all have rings made of rocks and ice

d)

they all have a rocky surface

86.

What is the hottest planet?

a)

Mercury

b)

Venus

c)

Mars

d)

Jupiter

87.

Which planet is closest to Neptune in size?

a)

Earth

b)

Venus

c)

Uranus

d)

Mars

88.

What are comets made of?

a)

sulfuric acid

b)

ice

c)

helium and hydrogen

d)

carbon dioxide

89.

What gases make the Sun so hot and bright?

a)

carbon dioxide & sulfuric acid

b)

nitrogen & oxygen

c)

helium & hydrogen

d)

methane & helium

90.
Which planet is the hottest?
a)
Earth
b)
Neptune
c)
Mercury
d)
Venus
91.
Which planet is closest to the sun?
a)
Uranus
b)
Mercury
c)
Neptune
d)
Earth
92.
What holds the planets in their orbits around the sun?
a)
gravity
b)
speed
c)
string
d)
air currents
93.

Where is the Asteroid Belt located in the Solar System?

a)

near Neptune

b)

between Mercury and Venus

c)

between Mars and Jupiter

d)

around the Sun

94.
A ball of ice and dust with a tail of gas and dust pointing away from the sun.
a)
Asteroid
b)
Comet
c)
Moon
d)
Meteor
95.
The inner planets are called terrestrial planets because they are composed of
a)
water
b)
gas
c)
frozen surfaces
d)
rocks
96.
Which planet is tipped on its side nearly 90 degrees?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
97.
Which planet has a giant red spot?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
98.
What model of the solar system states the sun is the center
a)
Geocentric Model
b)
Heliocentric model
c)
Biocentric modal
d)
Hydrocentric  model
99.
What model of the solar system states the earth is the center
a)
Geocentric Model
b)
Heliocentric model
c)
Biocentric modal
d)
Hydrocentric  model
100.

Which of these has the strongest gravitational field?

a)

sun

b)

earth

c)

saturn

d)

jupiter

101.

What is a meteoroid that has hit Earth's surface?

a)

Meteor

b)

Asteroid

c)

Comet

d)

Meteorite

102.
The middle layer of the sun's interior that contains very tightly packed gas is called the _____________.
a)
photosphere
b)
chromosphere
c)
radiation zone
d)
convection zone
103.
The particles of the corona extends into space for millions of kilometers and spreads into streams of electrically charged particles called:
a)
coronal discharge
b)
solar flares
c)
coronal ejection
d)
solar winds
104.
Areas of gas on the sun's surface that are cooler than gases around them are called:
a)
corona
b)
prominences
c)
sunspots
d)
solarspots
105.
When prominences erupt into space releasing gas and energy we call this: 
a)
solar winds
b)
coronal outburst
c)
solar flares
d)
auroras
106.

One of the main differences between the outer and inner planets is __________.

a)

the inner planets all have water

b)

the inner planets are much bigger than the outer planets

c)

the outer planets are gas planets

d)

the outer planets have do not have rings and the inner planets do

107.

Where is the asteroid belt found?

a)

Between Earth and Mars

b)

Between Uranus and Neptune

c)

Between Mercury and Venus

d)

Between Mars and Jupiter

108.

What planet has a very hot surface and is most like Earth in size?

a)

Venus

b)

Mercury

c)

Mars

d)

Uranus

109.

Which property makes Earth unique compared to other planets in the solar system?

a)

It orbits the Sun.

b)

It is a rocky planet

c)

It has liquid water

d)

It rotates on its axis.

110.

Which contributes to Earth’s ability to sustain life?

a)

The atmosphere allows all of the sun’s radiation to enter due to Earth’s distance from the sun.

b)

The atmosphere prevents all space debris from reaching the surface due to the ozone layer.

c)

The atmosphere is extremely thin due to the temperatures of the sun.

d)

The atmosphere is breathable due to the unique mixture of gases.

111.

What is the correct order of the planets in the Solar System, starting closest to the Sun?

a)

Mars, Mercury, Earth, Venus, Jupiter, Saturn, Uranus, Neptune,

b)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

c)

Mercury, Mars, Venus, Earth, Jupiter, Saturn, Uranus, Neptune,

d)

Mercury, Venus, Earth, Mars, Jupiter, Neptune, Uranus, Saturn

112.

Which planet has extreme temperatures because it has no atmosphere?

a)

Earth

b)

Jupiter

c)

Saturn

d)

Mercury

113.

Which planet has the most extensive ring structure, the second largest in solar system, has at least 31 moons (the largest being Titan), and has thick outer rings of hydrogen, helium, ammonia, methane, and water vapor?

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Pluto

114.

What do Mercury, Venus, Earth, and Mars all have in common?

a)

They are all very cold planets.

b)

They are considered terrestrial planets, that is rocky or have metals with hard surface.

c)

They are about the same size.

d)

They are considered gas giants

115.

The four inner planets are rocky and small. Which description best fits the next four outer planets?

a)

They are also rocky and small.

b)

They are very large and has no moons

c)

They are small and made of ice.

d)

They are very large, made of gases with no solid surface

116.

Which planet is the largest planet in the solar system and is the fifth planet?

a)

the sun

b)

Uranus

c)

Jupiter

d)

Earth

117.

Which is the eighth planet from the Sun and orbits the Sun once every 164.8 years and is blue in color?

a)

Neptune

b)

Jupiter

c)

Saturn

d)

Mars

118.

Which of the following is ordered from largest to smallest?

a)

Universe -> Galaxy -> Solar System -> Planet

b)

Planet -> Galaxy -> Solar System -> Universe

c)

Planet -> Solar System -> Galaxy -> Universe D.) Universe

d)

Universe -> Solar System -> Galaxy -> Planet

119.

Which planet is home to the tallest mountain , has the largest dust storms in the solar system and is also known as the 'Red Planet' because of the presence of iron oxide in it's rock.

a)

Earth

b)

Venus

c)

Jupiter

d)

Mars

120.

The inner planets are also called a

a)

Gas giants

b)

Terrestrial planets

c)

Large planets

d)

Asteroid

121.

Name for region containing all 8 planets, the sun, asteroids, and other celestial objects?

a)

The Solar System

b)

The Degoba System

c)

Asteroid Belt

d)

Kuiper Belt system

122.

A student is looking at a model of the solar system noted there is a belt of objects in orbit in between Mars and Jupiter. What are these orbiting objects?

a)

Comets

b)

Moons

c)

Asteroids

d)

Pluto

123.

The sun is a...

a)

planet

b)

star

c)

comet

d)

asteroid

124.

What is the object that all planets in our solar system orbit?

a)

The moon

b)

The sun

c)

The Milky Way

d)

Mercury

125.

Which of the these planets would have the greatest gravitational pull on a nearby object?

a)

Mars

b)

Mercury

c)

Jupiter

d)

Neptune

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