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Our solar system

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Whats the correct order of the planets in our solar system?

a)

Neptune, venus,mars,earth,

Saturn, jupiter, uranus, mecury

b)

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

c)

Mars,

jupiter,saturn,uranus,neptune,

mercury,venus earth

d)

Football,soccer,

hockey,baseball,

basketball,

2.

About how much of Earth's atmosphere is oxygen?

a)

20%

b)

40%

c)

60%

d)

80%

3.

Which planet has extreme temperatures because it has no atmosphere?

a)

Earth

b)

Jupiter

c)

Saturn

d)

Mercury

4.

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

5.

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

6.

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

7.

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

8.

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.

9.

Which is the smallest celestial body in our Solar System?

a)

meteoroid

b)

planet

c)

dwarf planet

d)

asteroid

10.

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

11.

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

12.

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

13.

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.

14.

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

a)

Venus

b)

Mercury

c)

Mars

d)

Uranus

15.

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

16.

What gases make the Sun so hot and bright?

a)

carbon dioxide & sulfuric acid

b)

nitrogen & oxygen

c)

helium & hydrogen

d)

methane & helium

17.

Which is NOT a rocky planet?

a)

Earth

b)

Neptune

c)

Mercury

d)

Mars

18.

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

19.

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.

20.

What is the hottest planet?

a)

Mercury

b)

Venus

c)

Mars

d)

Jupiter