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Terrestrial Planets in Order

Total questions: 11

Worksheet time: 11mins

Name
Class
Date
1.

Mercury has a very thin atmosphere, while (a)   has a thick atmosphere composed mainly of carbon dioxide.

2.

Venus is known for its extreme (a)   , often reaching temperatures hot enough to melt lead.

3.

Mercury is the (a)   terrestrial planet, while Earth is the largest.

4.

Venus has a very thick atmosphere made mostly of (a)   , which makes it the hottest planet.

5.

It takes Mercury (a)   days to revolve around the Sun.

6.
Which inner planet is the hottest?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
7.
Which two inner planets are known as "sister planets?"
a)
Venus and Mars
b)
Mars and Earth
c)
Venus and Earth
8.

You are an astronaut on a space mission. You see a planet that is the closest to the sun. Which planet is it?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

9.

Inner Planets - Which planet is the 3rd planet from the sun?

a)

Earth

b)

Venus

c)

Mercury

d)

Mars

10.

Which of the following characteristics is common to ALL FOUR planets in the inner solar system?

a)

have one or two moons

b)

have a solid rocky surface

c)

have a thin, toxic, atmosphere

d)

have the same orbit length around the sun

11.

If you could visit an inner planet other than Earth, which would uou choose? Why?

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