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Unit 6 - Solar System

Total questions: 156

Worksheet time: 2hrs 50mins

Name
Class
Date
1.

What is the solar system?

a)

The sun

b)

The planets

c)

The sun and planets ONLY

d)

The sun, planets, and all other objects that orbit the sun

2.

Which planet is the closest to our sun?

a)

Mars

b)

Earth

c)

Mercury

d)

Venus

3.

Why do the planets orbit the sun?

a)

They don't, the planets orbit the Earth

b)

Because Science

c)

The sun is so massive that it has a very large gravitational pull, which causes objects to orbit it

d)

Because they want to

4.

Which planet is the farthest away from our sun?

a)

Mars

b)

Jupiter

c)

Neptune

d)

Uranus

5.

Our Solar System_________

a)

Is an arrangement of 8 planets that are very close together

b)

Has 8 planets, but is mostly empty space

c)

Has 9 planets that are very close together

d)

Has 9 planets and is mostly empty space

6.

T/F: the sun is the biggest star in our galaxy

a)

True, that is why we have the only solar system

b)

False, there are much bigger stars than our sun

7.

T/F: The definition for what a planet is has never changed

a)

True, what makes a planet a planet has always been the same

b)

False, the standards for what makes a planet a planet has changed several times

8.

The earth is....

a)

the 3rd rock from the sun

b)

closest to the sun

c)

called the Red planet

d)

the only planet we know that sustains life

9.

Which are the four terrestrial planets?​​ (a)   ​ ​ ​ ​ ​ (b)   ​ (c)   ​ (d)   ​

Choose from the below words
Mercury
Venus
Earth
Mars
Saturn
Neptune
10.
Question Image

Match the following

a)
1.

Earth

b)
2.

Mars

c)
3.

Saturn

d)
4.

Jupiter

e)
5.

Sun

11.

The Solar System contains

a)

8 planets

b)

milky way

c)

the universe

d)

4 rocky planets and 4 gas planets

12.

What is the largest planet?

a)

Jupiter

b)

Saturn

c)

Uranus

d)

Neptune

13.

A force of attraction between any two objects is called (a)   .

Choose from the below words
static electricity 
rotation
gravity
orbit
14.

Which planet's average temperature make it the hottest planet in the solar system?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

15.

The inner planets in order from the Sun are ​ (a)   , ​ (b)   , (c)   , and then​ (d)   .

Choose from the below words
Mercury
Venus
Earth
Mars
Jupiter
Neptune
Saturn
Uranus
16.

The Sun and other stars orbit (a)   .

Choose from the below words
True
False
17.

The inner planets in order from the Sun are ​ (a)   , ​ (b)   , (c)   , and then​ (d)   .

Choose from the below words
Mercury
Venus
Earth
Mars
Jupiter
Neptune
Saturn
Uranus
18.

The inner planets are mostly gas​.

a)
true
b)

false

19.

The orbital paths of the planets are perfect circles.

a)

true

b)

false

20.

The solar system contains the Sun, 8 planets, moons, asteroids, and comets.

a)

true

b)

false

21.

Mercury is the ​ (a)   planet while Jupiter is the ​ (b)   planet.

Choose from the below words
smallest
largest
22.

Reorder the following planets according to the distance from the Sun.

a)

Venus

b)

Mars

c)

Jupiter

d)

Saturn

e)

Neptune

1)
2)
3)
4)
5)
23.

What is at the middle of a Heliocentric system?

a)

Mars

b)

Moon

c)

Sun

d)

Earth

24.

What is at the middle of a Geocentric system?

a)

Sun

b)

Neptune

c)

Earth

d)

The Universe

25.

Who proposed the Heliocentric system?

a)

Copernicus

b)

Ptolemy

c)

Aristotle

d)

Galileo

26.

What does the Heliocentric system look like?

a)
b)
c)
d)
27.

What does the Geocentric system look like?

a)
b)
c)
d)
28.

Which has the Sun at the center of the solar system?

a)

Heliocentric

b)

Geocentric

29.

Which theory has Earth in the center?

a)

heliocentric

b)

geocentric

30.
The Nebular Theory is:
a)
A theory on how the Milky Way galaxy was formed
b)
A theory on how the universe was formed
c)
A theory on how the solar system will be destroyed
d)
A theory on how the solar system was formed
31.
The group of inner planets are known as:
a)
The Terrestrial Planets
b)
The Gas Giants
c)
The Outer Planets
d)
The Hallow Planets
32.
The group of outer planets are known as:
a)
The Terrestrial Planets
b)
The Gas Giants
c)
The Inner Planets
d)
The Rocky Planets
33.
Which two inner planets are known as "sister planets?"
a)
Venus and Mars
b)
Mars and Earth
c)
Venus and Earth
34.
Earth is the ___________ planet from the Sun.
a)
First
b)
Second
c)
Third
d)
Fourth
35.
All the inner planets are
a)
Jovian planets because they are made up of gases.
b)
Terrestrial planets because they are rocky.
36.
Which inner planet is closest to the Sun?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
37.
Which two inner planets have no moons?
a)
Earth and Mars
b)
Mars and Venus
c)
Mercury and Venus
d)
Venus and Mars
38.

Which of the following is NOT a terrestrial planet?

a)

Venus

b)

Earth

c)

Mars

d)

Jupiter

39.

Terrestrial planets and gas giants are all relatively the same size (a)  

Choose from the below words
True
False
40.

The 4 gas giants take _____________ to orbit the sun than the 4 terrestrial planets

a)

the same amount of time

b)

longer

c)

less time

41.

What are the 4 gas giants in order?

a)

Uranus, Saturn, Neptune, Venus

b)

Jupiter, Saturn, Venus, Neptune

c)

Jupiter, Saturn, Uranus, Neptune

d)

Mercury, Venus, Earth, Mars

42.

What are the 4 planets farthest from the sun called?

a)

Terrestrial planets

b)

Gas giants

43.
Saturn is known for it's _______. 
a)
rings
b)
atmopshere
c)
moons
d)
temperature 
44.

Which two facts describe Earth?

a)

largest inner planet

b)

outer planet

c)

terrestrial planet

d)

gas giant

45.
Compared to the inner planets, the outer planets are...
a)
larger
b)
warmer
c)
denser
d)
better
46.
Which planet is known for it's red, rust covered surface?
a)
Venus
b)
Mercury
c)
Mars
d)
Jupiter
47.
Which is the hottest planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Neptune
48.

What are the four terrestrial (inner) planets?

a)

Earth, Uranus, Mercury, Venus

b)

Mercury Venus Earth Saturn

c)

Mars, Earth , Mercury, Venus

d)

Mars, Earth, Neptune, Mercury

49.
The inner planets are also called...
a)
terrestrial planets
b)
gas giants
50.
Gas giants
a)
Inner planets
b)
Outer planets
c)
Both
d)
Venus
51.
The greater mass a planet has, 
a)
the greater the gravitational force it has
b)
the less gravitational force it has
c)
gravitational force does not depend on mass
52.

Which planet was once known as the ninth planet?

a)

Pluto

b)

Mercury

c)

Mars

d)

Earth

53.

Which is the farthest planet from the sun?

a)

Neptune

b)

Saturn

c)

Jupiter

d)

Uranus

54.

Which is the smallest planet?

a)

Mercury

b)

Mars

c)

Earth

d)

Venus

55.

Uranus is different that other planets because it rotates on (a)   side. 

Choose from the below words
True
False
56.
Which planet is the largest?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
57.
Almost Earth’s twin in size and mass, this planet has very thick atmosphere.
a)
Venus
b)
Mars
c)
Mercury
d)
Neptune
58.

The surface of this planet appears red due to rusting iron in the rocks.

(a)  
Choose from the below words
Mercury
Mars
Pluto
Venus
59.

The largest known volcano in the solar system, Olympus Mons, is located on (a)   planet.

Choose from the below words
Venus
Mars
Mercury
Earth
60.

This is the only planet in the solar system with oceans of liquid water.

(a)  
Choose from the below words
Mercury
Mars
Venus
Earth
61.
Scientists have been able to find no atmosphere around this planet because it has little gravity and is closest to the sun.
a)
Mars
b)
Venus
c)
Mercury
d)
Earth
62.

This gas giant has a large storm in its atmosphere known as The Red Spot

(a)  
Choose from the below words
Jupiter
Saturn
Uranus
Neptune
63.
Most likely due to a massive collision, this planet rotates from top to bottom.
a)
Saturn
b)
Venus
c)
Neptune
d)
Uranus
64.

Which of the following statements is correct?

a)

Pluto was once classified as a dwarf planet, but is now classified as a main planet

b)

Pluto was never classified as a planet

c)

Pluto has always been considered a planet

d)

Pluto was once considered a planet, but no longer is

65.

The planets are spaced

a)

evenly throughout our solar system

b)

unevenly throughout our solar system

c)

evenly throughout with a gap in between the inner and outer planets

d)

spaced out according to size, the bigger they are the further away from the sun

66.

The mass of an object does not change from one planet to the next.

a)

True

b)

False

67.

The asteroid belt is located between the orbits of Jupiter and Saturn.

a)

True

b)

False

68.

The outer planets have solid, rocky surfaces.

a)

True

b)

False

69.

The inner planets consist of Mercury, Venus, Earth, and Mars.

a)

True

b)

False

70.

The inner planets are known as “gas giants” and the outer planets are known as “terrestrial planets.”

a)

True

b)

False

71.

The outer planets are larger in size than the inner planets.

a)

True

b)

False

72.

An AU is the average distance between

a)

The Sun and Pluto

b)

any two planets

c)

The Sun and Earth

d)

The Earth and the moon

73.

What accounts for 99% of the mass in our solar system?

a)

Asteroids

b)

Jupiter

c)

The Sun

d)

All of the planets, moons, asteroids and comets combined.

74.

The closest star to Earth is

a)

Jupiter

b)

Alpha Centauri

c)

The Sun

d)

The Milky Way

75.

Something unique about Venus is that the ​ (a)   are shorter than the ​ (b)  

Choose from the below words
years
days
76.

What makes Earth so special?

a)

It supports life

b)

It is red

c)

It is the closest to the Sun

d)

It is the furthest from the Sun

77.

​ (a)   is the fourth planet from the Sun.

Choose from the below words
Earth
Venus
Jupiter
Neptune
Mars
Mercury
Saturn
Uranus
78.

​ (a)   is the third planet from the Sun.

Choose from the below words
Earth
Venus
Jupiter
Neptune
Mars
Mercury
Saturn
Uranus
79.

Planet known for big red spot storm

a)

Jupiter

b)

Uranus

c)

Earth

d)

Neptune

80.

The ​ (a)   planets are Mercury, Venus, Earth, and Mars. The ​ (b)   planets are Jupiter, Saturn, Uranus, and Neptune.

Choose from the below words
inner
outer
Middle
81.

Order the outers planets from closest to the Sun to furthest.

a)

Jupiter

b)

Saturn

c)

Uranus

d)

Neptune

1)
2)
3)
4)
82.

Order the inner planets from closest to the Sun to furthest.

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

1)
2)
3)
4)
83.

Jupiter, Saturn, Uranus, and Neptune are all (a)  

Choose from the below words
Terrestrial (rocky) planets
Inner planets
Gas/Ice giants
Small planets
84.
The inner and outer planets are divided by...
a)
The asteroid belt
b)
The oort cloud
c)
The kuiper belt
d)
a fraction
85.
What is the correct order of planets from the sun?
a)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
b)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
c)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus
d)
Jupiter, Saturn, Venus, Earth, Pluto, Mars, Mercury, Neptune
86.
What does the word terrestrial mean?
a)
Warm planets
b)
planets with moons
c)
planets with ailens
d)
Rocky planets
87.

Pluto is considered a (a)   planet

88.

The sun is a (a)   .

Choose from the below words
Star
Comet
Planet
89.

Earth's sister planet is (a)  

Choose from the below words
Mercury
Venus
Earth
mars
90.

called Red planet (a)  

Choose from the below words
Mercury
Venus
Earth
Mars
91.

home to the tallest mountain

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

92.

What are Jupiter, Saturn, Uranus, and Neptune?

a)

The Sun

b)

The Asteroid Belt

c)

The Outer Planets

d)

The Inner Planets

93.

What makes the Outer Planets different than the Inner Planets?

a)

They're made of rock and move slow

b)

They don't exsist

c)

They're made of gas and move fast

d)

They're made of gas and rock and move fast

94.

What planet takes the longest to orbit the sun?

a)

Uranus

b)

Jupiter

c)

Neptune

d)

Saturn

95.

The Outer Planets are extremely (a)  

Choose from the below words
Cold
Hot
96.
Which of the following separates the outer planets from the inner planets?
a)
Asteroid Belt
b)
Great Red Spot
c)
Kuiper Belt
97.
The asteroid belt can be found between which two planets?
a)
Earth and Mars
b)
Venus and Earth
c)
Saturn and Uranus
d)
Mars and Jupiter
98.

(a)   are similar to planets but are not large enough to have cleared their orbital region of other objects.

Choose from the below words
dwarf planets
comets
asteroid belt
Kuiper Belt
Oort cloud
99.

___________ are objects made of ice, dust, and rocks that orbit the Sun.

a)

dwarf planets

b)

comets

c)

Asteroid belt

d)

Kuiper belt

e)

Oort Cloud

100.

The _________ is a region between the planets Mars and Jupiter containing thousands of rocky objects that orbit the Sun.

a)

dwarf planets

b)

comets

c)

Asteroid belt

d)

Kuiper belt

e)

Oort cloud

101.

The ___________ is a region of thousands of small bodies that exists outside the orbit of the planets. Objects in this area consist of "ices" such as ammonia, water, and methane.

a)

dwarf planets

b)

comets

c)

Asteroid belt

d)

Kuiper belt

e)

Oort cloud

102.

Large chunks of rock and ice that orbit the sun.

a)

Comet

b)

Dwarf Planet

c)

Terrestrial Planets

d)

Gas Giant Planets

103.

The area beyond Mars made up of millions of chunks of rock and iron.

a)

Asteroid Belt

b)

Comet

c)

Celestial Body

d)

Kuiper Belt

104.

The disk-shaped zone beyond the gas giants made of icy objects

a)

Milky Way

b)

Kuiper Belt

c)

Asteroid Belt

d)

Dwarf Planet

105.

The idea presented by Ptolemy that states the Earth is the center of the universe and all celestial objects orbited the Earth​

​ (a)  

Choose from the below words
Geocentric Theory
Heliocentric Theory
106.

 The idea presented by Copernicus and later proved by Galileo, that states the sun is the center of the universe and all celestial objects orbited the sun.

​ (a)  

Choose from the below words
Heliocentric Theory
Geocentric Theory
107.

I am a (a)   entering a planet's atmosphere.

Choose from the below words
meteor
meteorite
asteroid
comet
108.

They are sometimes called shooting stars, (a)  

Choose from the below words
interplanetary dust
asteroids
comets
meteors
109.
We are composed mainly of rock and metal.
a)
comets and stars
b)
stars and meteors
c)
asteroid and meteors
d)
comets and asteroid
110.
When a meteor hits Earth, what is it called?
a)
meteorite
b)
meteroid
c)
meteor
111.

One similarity between asteroids, comets and meteoroids is that they all (a)   .

Choose from the below words
are made of rock
come from the Asteroid Belt
come from the Oort Cloud
orbit the sun
112.
a)
Asteroid
b)
Comet
c)
Meteor
113.
a)
Comet
b)
Asteroid
c)
Meteor
114.

Meteoroids are broken off pieces of ...... (select two)

a)

Asteroids

b)

Stars

c)

Comets

d)

The Sun

e)

Space Junk

115.

Which space rock is often called a shooting star?

a)

meteroite

b)

asteroid

c)

meteor

116.

Where are most asteroids found?

a)

Asteroid belt

b)

Asteroid region

c)

Kuiper belt

d)

Orion's belt

117.

This is a broken piece of space rock that is still in space.

a)

meteoroid

b)

meteor

c)

meteorite

d)

asteroid

118.

I am a large rock that revolves around the Sun

a)

planet

b)

meteorite

c)

meteor

d)

asteroid

119.

A rock that burns up in the Earth's atmosphere

a)

meteor

b)

asteroid

c)

meteroite

120.

What is a the space rock that collides into Earth's surface?

a)

meteor

b)

asteroid

c)

meteorite

121.

Which of the following describes a Meteor?

a)

Found between Mars and Jupiter

b)

Have an elliptical orbit of the sun

c)

Orbit the sun like a planet

d)

Burn up as they enter the atmosphere

122.
The energy from the sun is created by a process called:
a)
nuclear fission
b)
nuclear fusion
c)
nuclear reaction
d)
nuclear core
123.
Energy is created in the core when two _____________ atoms join together to form a ______________ atom.
a)
helium, hydrogen
b)
carbon, hydrogen
c)
nitrogen, helium
d)
hydrogen, helium
124.
In which area of the sun does gas rise as it heats up, then fall back down as it cools?
a)
the core
b)
the radiation zone
c)
the convection zone
d)
the corona
125.
When we look at the sun, what layer are we viewing?
a)
photosphere
b)
chromosphere
c)
corona
d)
convection zone
126.
What layer can be seen here?
a)
chromosphere
b)
corona
c)
photosphere
d)
core
127.
Identify part 1.
a)
corona
b)
photosphere
c)
core
d)
radiation zone
128.

Identify part 2: (a)   .

Choose from the below words
corona
convection zone
core
radiation zone
129.
Identify part 3.
a)
corona
b)
convection zone
c)
core
d)
radiation zone
130.
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
131.

What are the inner layers of the Sun?

a)

Core, Radiative zone, and Convection zone.

b)

Crust, mantle, and core.

c)

Core, Photosphere, and Radiative Zone.

d)

The Sun doesn't have inner layers.

132.

What is the hottest part of the sun and the solar system.

a)

The Sun

b)

The Core

c)

The Earth

d)

The Corona

133.

What are the outer layers of the Sun?

a)

The Sun has only inner layers.

b)

Photosphere, Chromosphere, and Corona.

c)

Core, Radiative zone, and Convection zone.

d)

Crest, Corona, Mantle.

134.

Why is the sun brighter then other stars?

a)

Its bigger

b)

Its yellow

c)

Its closer to Earth

d)

Its hotter then other stars

135.

What is layer 1, the innermost layer of the sun called?

a)

Core

b)

Radiative Zone

c)

Convective Zone

d)

Photosphere

e)

Chromosphere

136.

What is layer 2 of the sun called?

a)

Core

b)

Radiative Zone

c)

Convective Zone

d)

Photosphere

e)

Chromosphere

137.

Looking at the picture, what is layer 3 of the sun called?

a)

Core

b)

Radiative Zone

c)

Convective Zone

d)

Photosphere

e)

Chromosphere

138.

Which layer does nuclear fusion occur?

a)

Core

b)

Radiative Zone

c)

Convective Zone

d)

Photosphere

e)

Chromosphere

139.
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
140.
In which area of the sun does gas rise as it heats up, then fall back down as it cools?
a)
the core
b)
the radiation zone
c)
the convection zone
d)
the corona
141.

It is the amount of matter in an object.

a)

volume

b)

mass

c)

weight

d)

density

142.

What statement is true?

a)

Mass never changes. Weight does.

b)

Weight never changes. Mass does.

c)

Both mass and weight change because they are affected by gravity.

d)

Neither mass nor weight change. They are always the same.

143.

Weight is the measure of the force of (a)   on an object.

Choose from the below words
Density
Mass
Matter
Gravity
Velocity
144.

6) Which measurement would be different if you were on the Moon versus on Earth?

a)

Mass

b)

Weight

145.

There is a gravitational force between you and your desk. This gravitational force is very small because _____.

a)

the masses are tiny compared to Earth's mass

b)

it doesn't need to be large

c)

the distance between the objects is small

d)

it is a noncontact force

146.

Mass and weight are different. Mass depends on (a)   . Weight depends on (b)   .

Choose from the below words
gravitational force, the amount of
placement, force
force, placement
the amount of matter, gravitational
147.

Which planet has the weakest gravitational pull?

a)

Earth

b)

Mercury

c)

Jupiter

d)

Venus

148.
Which system has the greater gravitational attraction between the two objects (if any)?
a)
System A
b)
System B
c)
Same gravitational attraction fro System A and System B
149.
Which System has the greater gravitational pull between the two objects?
a)
System 1
b)
System 2
c)
Same: there is no gravitational attraction between the two objects
150.
A person would weigh less on on the Moon than on the Earth because . . .
a)
Moon has more mass, and therefore more gravity
b)
Moon has less mass, and therefore more gravity
c)
Moon has more mass, and therefore less gravity
d)
Moon has less mass and therefore less gravity
151.

The force of gravity acting

on an object is the object's ______.

a)
mass
b)
matter
c)
weight 
d)
friction 
152.
Which objects have a STRONG force of gravity?
a)
Objects with GREATER mass, like elephants
b)
Objects with LESS mass, like mice
153.
The amount of matter in an object is 
a)
pressure
b)
weight
c)
mass
d)
force
154.
Which of the following never changes no matter where in the universe?
a)
weight
b)
force
c)
mass
d)
pounds
155.
What best describes the mass and weight of a person as they move around the universe?
a)
mass and weight changes
b)
Mass and weight stays constant
c)
weight remains constant, mass changes
d)
Mass stays constant, weight changes
156.
Which of the following will change with different gravitational forces?
a)
mass
b)
amount of matter in an object
c)
weight
d)
kilograms

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