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Solar System

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

Which is the closest planet to the Sun?

a)

Earth

b)

Mars

c)

Mercury

d)

Venus

2.

Which is the farthest planet to the Sun?

a)

Uranus

b)

Neptune

c)

Saturn

d)

Jupiter

3.

Which is the smallest planet?

a)

Mars

b)

Venus

c)

Neptune

d)

Mercury

4.

Which is the biggest planet?

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Uranus

5.

Which is the hottest planet?

a)

Mars

b)

Venus

c)

Mercury

d)

Jupiter

6.

Which planet has a big red spot on its surface?

a)

Mars

b)

Neptune

c)

Uranus

d)

Jupiter

7.

Which planet is mainly composed of gas?

a)

Jupiter

b)

Venus

c)

Earth

d)

Mars

8.

Which planet is the fifth planet to the Sun?

a)

Uranus

b)

Neptune

c)

Saturn

d)

Jupiter

9.

How many planets are there in our Solar System?

a)

7

b)

8

c)

9

d)

10

10.

Which of the following lists the correct order of the planets from the sun?

a)

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

b)

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

c)

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

d)

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

11.

Select all of the following that are considered "inner planets".

a)

Venus

b)

Neptune

c)

Earth

d)

Saturn

12.

Which group of planets are only made of gases and liquids and have no solid surface?

a)

Uranus, Neptune, Saturn

b)

Earth, Mercury, Mars

c)

Neptune, Venus, Jupiter

d)

Mercury, Uranus, Earth

13.

Which group of planets has a terrestrial, or rocky, surface?

a)

Mercury, Venus, Neptune

b)

Saturn, Jupiter, Uranus

c)

Neptune, Earth, Pluto

d)

Venus, Mars, Mercury

14.

Which best describes the inner and outer planets?

a)

the inner planets are gaseous and much closer together than the outer planets

b)

the inner planets are much smaller and more spread out than the outer planets

c)

the outer planets are terrestrial and much further apart than the inner planets

d)

the outer planets are much larger and more spread out than the inner planets

15.

Which planet does not have any moons or rings?

a)

Mercury

b)

Neptune

c)

Earth

d)

Saturn

16.

Which planet has a huge storm called "The Great Red Spot"?

a)

Mars

b)

Venus

c)

Jupiter

d)

Mercury

17.

Which planet is the only planet that is able to support life?

a)

Mars

b)

Venus

c)

Earth

d)

Uranus

18.

Which planet has the tallest mountain in the solar system?

a)

Saturn

b)

Neptune

c)

Venus

d)

Mars

19.

One planet's axis is tilted 98 degrees, so it essentially rotates on its side. Which planet is this?

a)

Uranus

b)

Earth

c)

Mars

d)

Neptune

20.

Which planet has the most moons?

a)

Venus

b)

Saturn

c)

Mercury

d)

Mars

21.
There is one star in our solar system.
a)
True
b)
False
22.
Venus is called Earth's twin because they are about the same size
a)
True 
b)
False
23.
The inner planets are called terrestrial planets because they are composed of
a)
water
b)
gas
c)
frozen surfaces
d)
rocks
24.
Which planet has very prominent rings?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
25.
What celestial body is made of ice and cosmic dust?
a)
Meteor
b)
Meteoroid
c)
Asteroid
d)
Comet
26.
Who stated the sun was the center of the solar system?
a)
Ptolemy
b)
Copernicus
c)
Kepler
d)
Galileo
27.
Who used the telescope to observe the heavens?
a)
Ptolemy
b)
Copernicus
c)
Kepler
d)
Galileo
28.
What model of the solar system states the sun is the center
a)
Geocentric Model
b)
Heliocentric model
c)
Biocentric modal
d)
Hydrocentric  model
29.
What model of the solar system states the earth is the center
a)
Geocentric Model
b)
Heliocentric model
c)
Biocentric modal
d)
Hydrocentric  model
30.
What theory tries to explain the origin of the universe?
a)
Big Bang Theory
b)
Copernican Theory
c)
Ptolemain Theory
d)
Galilean Theory

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