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Our Solar System Practice

Total questions: 25

Worksheet time: 32mins

Name
Class
Date
1.

How many planets are there in our solar system?

a)

Four

b)

Seven

c)

Eight

d)

Nine

2.

What planet is missing? Mercury, Venus, Earth, Jupiter, Saturn, Uranus, Neptune

a)

Pluto

b)

Moon

c)

Mars

d)

Sun

3.

Which planet is the biggest?

a)

Saturn

b)

Earth

c)

Mars

d)

Jupiter

4.

What separates the inner and outer planets?

a)

The Moon

b)

The Outer Belt

c)

The Sun

d)

The Asteroid Belt

5.

Which planet is closest to the sun?

a)

Mercury

b)

Neptune

c)

Mars

d)

Jupiter

6.

What is the second planet closest to the sun?

a)

Earth

b)

Mars

c)

Mercury

d)

Venus

7.

Which planet is the smallest (not including Pluto)?

a)

Mercury

b)

Mars

c)

Jupiter

d)

Earth

8.

Which planets are the inner planets?

a)

Jupiter, Saturn, Uranus, Neptune

b)

Mercury, Venus, Mars, Pluto

c)

Mercury, Venus, Mars, Jupiter

d)

Mercury, Venus, Earth, Mars

9.

Which planet is furthest from the sun?

a)

Saturn

b)

Uranus

c)

Neptune

d)

Mercury

10.

Jupiter, Saturn, Uranus, and Neptune are related because....

a)

They are inner planets

b)

They are the smaller planets

c)

They do not have rings

d)

They are the planets with lots of moons

11.

What is the hottest planet?

a)

Mercury

b)

Venus

c)

the Sun

d)

All the outer planets

12.

What planet spins on its side?

a)

Uranus

b)

Neptune

c)

All the outer planets

d)

Jupiter

13.

What is another name for the inner planets?

a)

The Gas Giants

b)

The Rocky Planets

c)

The Outer Planets

d)

The Rockettes

14.

Which planets have rings?

a)

All of the planets

b)

Only Saturn

c)

The inner planets

d)

The outer planets

15.

Which planets are gaseous?

a)

Dwarf planets

b)

The outer planets

c)

The inner planets

d)

All of the planets

16.

What does the word orbit mean?

a)

To go to space

b)

To rotate in a specific path

c)

To emit light

d)

To see a reflection

17.

What is the natural satellite of Earth?

a)

NASA

b)

The sun

c)

The moon

d)

A spaceship

18.

Which planets DO NOT have moons?

a)

All the inner planets

b)

Mercury and Venus

c)

Earth

d)

The outer planets

19.

What is at the center of our solar system?

a)

The Earth

b)

The sun

c)

The moon

d)

Neptune

20.

What planet is the densest?

a)

Earth

b)

Neptune

c)

Jupiter

d)

Venus

21.

Which planet has the brightest rings?

a)

Neptune

b)

Saturn

c)

Jupiter

d)

Venus

22.

What planets are further from the sun?

a)

The asteroid planets

b)

The inner planets

c)

Mercury

d)

The outer planets

23.

What kind of celestial body is the sun?

a)

A star

b)

A planet

c)

A moon

d)

A satellite

24.

About how long does it take the Earth to orbit the sun?

a)

About one day

b)

About 30 days

c)

About 365 days

d)

About 1 week

25.

Which planet shines so brightly in the sky that some people mistake it for a star?

a)

The moon

b)

Venus

c)

Earth

d)

The sun