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Universe and our solar system

Total questions: 30

Worksheet time: 22mins

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

which are outer planets?

a)

Jupiter,Saturn,Uranus,Neptune

b)

Earth ,Mars,Saturn

3.
A __________ is a chunk of ice & dust that has a bright head & a long narrow tail.
a)
asteroid
b)
planet
c)
meteoroid
d)
comet
4.
The ______is between the orbits of Mars & Jupiter.
a)
solar system
b)
asteroid belt
c)
terrestrial planets
d)
photosphere
5.
A force of attraction between any two objects is called _____________.
a)
static electricity 
b)
rotation
c)
gravity
d)
orbit
6.
How long does it take Earth to complete one revolution around the Sun?
a)
24 hours
b)
one week
c)
one month
d)
one year
7.
Earth completes one full ___________ on its axis every 24 hours.
a)
rotation
b)
revolution
c)
resolution
d)
reservation 
8.
Which planet is between Venus and Mars?
a)
Earth
b)
Neptune
c)
Mercury
d)
Jupiter
9.
What is the correct order of the planets from the sun? 
a)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.
b)
Mercury, Earth, Venus, Mars, Jupiter, Saturn, Uranus, Neptune.
c)
Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune. 
d)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune. 
10.

nearest star from solar system

(a)  

11.

The way of planets

(a)  

12.
Select the order from smallest to largest.
a)
Sun, Milky Way, solar system, universe
b)
Sun, Milky Way, universe, solar system
c)
Sun, solar system, Milky Way, universe
d)
Sun, solar system, universe, Milky Way
13.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
14.
Which is the second closest planet to the sun?
a)
Earth
b)
Saturn
c)
Venus
d)
Mercury
15.
Which planet is third from the sun?
a)
Mars
b)
Pluto
c)
Venus
d)
Earth
16.
Which planet is fifth from the sun?
a)
Saturn
b)
Jupiter
c)
Mars
d)
Earth
17.
Which planet is farthest from the sun?
a)
Neptune
b)
Pluto
c)
Earth
d)
Uranus
18.
Which is the sixth planet from the sun?
a)
Earth
b)
Uranus
c)
Saturn
d)
Neptune
19.

Which planet is eighth in the Solar System?

a)

Uranus

b)

Jupiter

c)

Neptune

d)

Mars

20.

Which planet is NOT one of the

"Gas Giants"?

a)

Uranus

b)

Venus

c)

Neptune

d)

Saturn

21.

Which is the largest planet in

our solar system?

a)

Neptune

b)

Jupiter

c)

Uranus

d)

Mars

22.

Approximately how old is the universe?

a)

10.3 billion years

b)

12.5 billion years

c)

13.7 billion years

d)

5 billion years

23.
What process takes place inside a star to generate energy?
a)
Nuclear fission
b)
Hydrogen Creation
c)
Nuclear fusion
d)
Helium forming
24.

What is the earth's axis?

a)

An imaginary line around the middle of Earth

b)

An imaginary line from pole to pole around which Earth rotates

c)

0 degrees Celsius

d)

Freedom

25.

What is a planet?

a)

A body in space that floats around randomly

b)

A body in space that revolves around a star

c)

A body in space that spins around

d)

A body in space that sits completely still

26.

Which is the largest planet in

our solar system?

a)

Neptune

b)

Jupiter

c)

Uranus

d)

Mars

27.

Approximately how old is the universe?

a)

10.3 billion years

b)

12.5 billion years

c)

13.7 billion years

d)

5 billion years

28.

Which planet is between Venus and Mars?

a)

Earth

b)

Neptune

c)

Mercury

d)

Jupiter

29.

Which planet in our solar system is closest to the Sun?

a)

Earth

b)

Jupiter

c)

Mercury

d)

Saturn

30.

This is the heat source for our planet

a)

the moon

b)

comets

c)

the inner core

d)

the sun