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WorksheetsThe Inner Planets
Total questions: 14
Worksheet time: 57mins
Name
Class
Date
1.
The inner planets are also called...
a)
terrestrial planets
b)
gas giants
2.
Which planet is closest to the sun?
a)
Earth
b)
Venus
c)
Mercury
d)
Mars
3.
On Mercury, you would only weigh ____ of what you weigh on Earth.
a)
83%
b)
38%
c)
59%
d)
30%
4.
Which planet's period of rotation is almost 59 days long?
a)
Earth
b)
Mars
c)
Venus
d)
Mercury
5.
The motion of a body orbiting another body in space is called _____.
a)
revolution
b)
period of revolution
c)
rotation
d)
period of rotation
6.
The time an object takes to revolve around the sun once is called its _____________.
a)
revolution
b)
period of revolution
c)
rotation
d)
period of rotation
7.
In many ways, which planet is more like Earth than any other planet?
a)
Mercury
b)
Mars
c)
Venus
8.
If a planet appears to spin in a clockwise direction when it is viewed from above the North Pole, it is said to have ____.
a)
prograde rotation
b)
retrograde rotation
9.
The air on Venus is mostly ____.
a)
carbon dioxide
b)
oxygen
c)
sulfur
10.
Data gathered from radar waves showed that Venus, like Earth, also has ___.
a)
earthquakes
b)
volcanoes
c)
storms
d)
hurricanes
11.
Liquid _____ is a vital part of the chemical processes that living things depend on for survival on Earth.
a)
water
b)
oxygen
c)
mercury
12.
_____ is the most studied planet in the solar system other than Earth.
a)
Mercury
b)
Venus
c)
Mars
13.
Because of its ____ atmosphere and greater distance from the sun, Mars is a cold planet.
a)
thicker
b)
thinner
c)
medium
14.
Mars only has ___ volcanic systems.
a)
two
b)
three
c)
four
d)
five
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