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WorksheetsSolar system
Total questions: 20
Worksheet time: 57mins
Name
Class
Date
1.
The four inner planets are...
a)
Rocky and small
b)
Very large and made of ice
c)
Small and made of ice
d)
Very large and made of gases
2.
The outer planets are...
a)
Rocky and small
b)
Very large and made of ice
c)
Small and made of ice
d)
Very large and made of gases
3.
Why is space travel difficult for people?
a)
We cannot take the air or food we need into space
b)
the distance are very great; it is dangerous and expensive.
c)
It is impossible to escape the sun's or Earth's gravity.
d)
We do not have a destination to visit that we know will support life.
4.
What holds the planets in their orbits around the sun?
a)
gravity
b)
speed
c)
string
d)
air currents
5.
Which object has the most gravity?
a)
Earth
b)
moon
c)
Jupiter
d)
sun
6.
What is a planet?
a)
a group of stars that forms a pattern in the sky
b)
a large ball of hot gases that gives off heat and light
c)
a large ball or rock or gas that moves around the sun
d)
a toy aliens play with
7.
This picture shows the path Earth takes as it moves around the sun. What is the path called?
a)
a constellation
b)
a moon
c)
an orbit
d)
a planet
8.
What is another word for rotate?
a)
orbit
b)
skip
c)
spin
d)
run
9.
Which of the following are gas giants?
a)
Earth
b)
Jupiter
c)
Pluto
d)
Saturn
e)
Mars
10.
A force of attraction between any two objects is called _____________.
a)
static electricity
b)
rotation
c)
gravity
d)
orbit
11.
How long does it take to the Earth to do the ROTATION MOVEMENT?
a)
365 days
b)
24 hours
c)
24 hours + 6 hours
d)
28 days
12.
Who is Neil Amstron?
a)
It was the first man on the Moon
b)
First man on Mars
c)
First man on Earth
d)
The man who invented telescope
13.
What is Pluto?
a)
An asteroid
b)
A planet
c)
A dwarf planet
d)
It doesn't exist
14.
Galaxies are:
a)
gropus of Asteroids
b)
Groups of planets
c)
Groups of stars, gas and dust.
d)
Group of satellites
15.
What is this?
a)
satellite
b)
planets
c)
stars
d)
sun
16.
what is the planet ?
a)
Uranus
b)
Venus
c)
Saturn
17.
What keeps a planet moving on its path around the sun
a)
gravity & inertia
b)
heat & pressure
c)
inertia & pressure
d)
gravity & heat
18.
Which planet is the largest?
a)
Earth
b)
Jupiter
c)
Neptune
d)
the Sun
19.
Where would you see the most shadows?
a)
inside a dark room
b)
outside on a cloudy day
c)
inside a closet
d)
outside on a sunny day
20.
Compared to Earth, does Saturn take a longer or shorter amount of time to orbit the sun?
a)
longer
b)
shorter
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