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WorksheetsSolar System
Total questions: 10
Worksheet time: 2hrs 34mins
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.
Which two planets are out of order in this list of our solar system?
Mercury-Earth-Venus-Mars-Jupiter-Saturn-Uranus-Neptune-Pluto.
Mercury-Earth-Venus-Mars-Jupiter-Saturn-Uranus-Neptune-Pluto.
a)
Mercury and Earth
b)
Earth and Venus
c)
Saturn and Jupiter
d)
Uranus and Neptune
4.
How does a telescope help us understand the moon?
a)
It tells us how it was formed
b)
It tells us how hot it is there
c)
It helps us see surface features
d)
It can tell us what the moon is made of
5.
A probe landed on Mars and did a soil test. What information did it discover?
a)
There are no living organisms in Martian soil.
b)
Mars is slightly oval in shape.
c)
Mars is about one-fourth the size of Earth.
d)
The gravity on Mars is much less than on Earth.
6.
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.
7.
What holds the planets in their orbits around the sun?
a)
gravity
b)
speed
c)
string
d)
air currents
8.
Which object has the most gravity?
a)
Earth
b)
moon
c)
Jupiter
d)
sun
9.
Without gravity, what would be the shape of the solar system?
a)
Planets would revolve in perfect circles
b)
Much different than it is now.
c)
Planets' orbits would cross
d)
All planets would be in the same orbit
10.
Does this graph show relative size or distance from the sun of the planets?
a)
It shows both size and distance.
b)
It does not show size or distance.
c)
It shows distance from the sun
d)
It shows relative size.
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