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Solar System Review

Total questions: 58

Worksheet time: 31mins

Name
Class
Date
1.
Which planet in our solar system is closest to the Sun?
a)
Earth
b)
Jupiter
c)
Mercury
d)
Saturn
2.

What planet is eighth in the Solar System?

a)

Uranus

b)

Jupiter

c)

Neptune

d)

Mars

3.

Earth and the other planets closest to the Sun are made mostly of _______.

a)

gas

b)

metal

c)

water

d)

rock

4.
Which is the second closest planet to the sun?
a)
Earth
b)
Saturn
c)
Venus
d)
Mercury
5.
Which planet is third from the sun?
a)
Mars
b)
Pluto
c)
Venus
d)
Earth
6.

Which planet is NOT one of the

"Gas Giants"?

a)

Uranus

b)

Venus

c)

Neptune

d)

Saturn

7.

What is the largest planet in

our solar system?

a)

Neptune

b)

Jupiter

c)

Uranus

d)

Mars

8.
One full orbit of an object around another object is called a ________.
a)
axis
b)
rotation
c)
revolution
d)
satellite
9.

Day and night are caused by the _____________ of Earth on its axis.

a)

revolution

b)

orbit

c)

rotation

10.
Which planet is the hottest planet?
a)
Mercury
b)
Mars
c)
Venus
d)
Saturn
11.

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

12.

Which of these planets is the farthest from the sun?

a)

Mercury

b)

Earth

c)

Neptune

d)

Jupiter

13.

Which planet is sometimes called the "red planet"?

a)

Jupiter

b)

Mercury

c)

Mars

d)

Uranus

14.

Which of these sets of planets are terrestrial planets?

a)

Mercury, Saturn, Mars, Venus

b)

Mars, Earth, Venus, Mercury

c)

Earth, Mars, Neptune, Jupiter

d)

Venus, Mercury, Earth, Uranus

15.

What is in our Solar System?

a)

Planets

b)

Moons

c)

Sun

d)

All of the above

16.

Which planet is the hottest in the Solar System?

a)

Earth

b)

Mercury

c)

Venus

d)

Mars

17.

Which planet is the sixth from the sun?

a)

Venus

b)

Jupiter

c)

Uranus

d)

Saturn

18.

Which planet has the Big Red Spot?

a)

Jupiter

b)

Saturn

c)

Mars

d)

Neptune

19.

Which planet is Earth's sister planet?

a)

Neptune

b)

Mars

c)

Venus

d)

Saturn

20.

About how many days does it take to revolve around the sun on Earth?

a)

30

b)

365

c)

24

d)

1

21.

The correct term for the way Earth spins on its axis is ___?

a)

rotate

b)

revolve

c)

year

d)

rings

22.
The four planets that are nearest the sun are called the.........
a)
Inner planets
b)
Outer planets
c)
Small planets
d)
Gas giants
23.
 How long does it take the earth to rotate once? 
a)
12 hours
b)
24 hours
c)
20 hours
d)
36 hours
24.

This planet has rings.

a)

SATURN

b)

MERCURY

c)

MARS

d)

VENUS

25.

The moon is a natural satellite of Earth.

a)

comet

b)

axis

c)

satellite

d)

space probe

26.

The solar system has planets, moons, comets, and asteroids.

a)

solar system

b)

earth

c)

rotation

d)

United States

27.
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
28.

What model of the solar system states the sun is the center?

a)

Geocentric Model

b)

Heliocentric model

c)

Biocentric model

d)

Hydrocentric model

29.

What is the center of our solar system?

a)

The sun

b)

Earth

c)

Jupiter

d)

Saturn

30.

Which planet is the closest to our sun?

a)

Mars

b)

Earth

c)

Mercury

d)

Venus

31.

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

32.
Which planet is tipped on its side nearly 90 degrees?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
33.

What model of the solar system states the Earth is the center?

a)

Geocentric Model

b)

Heliocentric model

c)

Biocentric model

d)

Hydrocentric model

34.

The least dense planet in the solar system is _______. It could float in water.

a)

Jupiter

b)

Saturn

c)

Neptune

d)

Earth

35.
Which of the following planets has the most complex ring system?
a)
Neptune
b)
Saturn
c)
Jupiter
d)
Uranus
36.
Which of the following separates the outer planets from the inner planets?
a)
Asteroid Belt
b)
Great Red Spot
c)
Kuiper Belt
37.
Jupiter’s Great Red Spot is a
a)
Vast Canyon
b)
Raging storm
c)
Frozen ocean
d)
Massive volcano
38.

A large planet with a deep and massive gaseous atmosphere; less dense than a terrestrial planet.

a)

Inner Planet

b)

Gas Giant

c)

Terrestrial Planet

d)

Super Big Planet

39.

_______ is a planet whose atmosphere may contain a lot of methane gas, which gives this planet its blue color.

a)

Neptune

b)

Earth

c)

Mars

d)

Mercury

40.

This planet is red in color due to the oxidation of Iron (Fe) (rust).

a)

Venus

b)

Earth

c)

Mercury

d)

Mars

41.

Which planet is the smallest?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

42.

What is the correct order of the planets starting from the sun?

a)

mars, venus, mercury, earth

b)

venus, mercury, earth, mars

c)

mercury, venus, earth, mars

d)

mercury, earth, venus, mars

43.

How many moons does Mars have?

a)

2

b)

19

c)

5

d)

97

44.

Mars is the ______ planet from the Sun.

a)

1st

b)

2nd

c)

4th

d)

6th

45.

What mountain on Mars is considered the highest mountain in the Solar System?

a)

Mount Mars

b)

Red Mountain

c)

Mount Zeus

d)

Olympus Mons

46.
What model does this represent?
a)
Geocentric 
b)
Heliocentric 
47.
  What does "geo-" mean?
a)
Earth
b)
sun
c)
Center
48.
What does "helios" mean?
a)
Earth
b)
center of
c)
sun
d)
moon
49.

This person was a Greek philosopher who believed the universe centered around the Earth in a perfect circle.

a)

Copernicus

b)

Ptolemy

c)

Aristotle

d)

Galileo

50.

This person discovered moons on Jupiter, which helped to support the heliocentric theory.

a)

Aristotle

b)

Copernicus

c)

Ptolemy

d)

Galileo

51.
This person was the first to use a telescope to make observations in the sky -
a)
Aristotle
b)
Ptolemy
c)
Copernicus
d)
Galileo
52.

Who supported the Heliocentric model?

a)

Aristotle & Ptolemy

b)

Copernicus & Galileo

53.

True or False: a moon is a natural satellite that orbits a planet.

a)

True

b)

False

54.
  What does "geo-" mean?
a)
Earth
b)
sun
c)
Center
55.
What does "helios" mean?
a)
Earth
b)
center of
c)
sun
d)
moon
56.
This person was a Greek philosopher who believed the universe centered around the Earth in a perfect circle
a)
Copernicus
b)
Ptolemy
c)
Aristotle
d)
Galileo
57.
This person discovered moons on Jupiter, which helped to support the heliocentric theory 
a)
Aristotle
b)
Copernicus
c)
Ptolemy
d)
Galileo
58.
This person was the first to use a telescope to make observations in the sky -
a)
Aristotle
b)
Ptolemy
c)
Copernicus
d)
Galileo

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