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Terrestrial Planets

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Which is the correct order of planets, starting with closest to the sun?

a)

Mercury, Mars, Venus, Earth

b)

Mercury, Venus, Mars, Earth

c)

Mercury, Venus, Earth, Mars

d)

Mercury, Mars, Earth, Venus

2.

Which planet has the shortest year?

a)

Mars

b)

Mercury

c)

Earth

d)

Venus

3.
Which terrestrial planet is the largest?
a)
Earth
b)
Venus
c)
Mars
d)
Mercury
4.
Which Terrestrial planet has 2 moons
a)
Mars 
b)
Earth 
c)
Venus
d)
Mercury
5.
Earth and Venus are often called sister planets because they have similar...
a)
atmospheres
b)
size, density and composition
c)
surface temperature and pressure
d)
cloud composition and meteorology
6.
The largest shield volcano in our solar system is...
a)
Olympus Mons on Mars
b)
Caloris on Mercury
c)
Maxwell Mons on Venus
d)
Caldera on Mars
7.

A day is longer than a year on this planet

a)

Jupiter

b)

Mars

c)

Venus

d)

Earth

8.

Gravity of this object keeps planets in their orbits

a)

moon

b)

sun

c)

Jupiter

9.

Two things that affect an object's gravity are mass and distance

a)

true

b)

false

10.
What are the first four terrestrial planets made of?
a)
Gas
b)
Rock
c)
Metal
d)
Ice
11.
The further the planet is from the sun, the ________
a)
Longer the year on that planet
b)
Fewer moons the planet will have
c)
Shorter the day on that planet
d)
Fewer rings the planet will have
12.
The spinning of an object on its axis is called______
a)
orbit
b)
rotation
c)
tilt
d)
tide
13.
Why is Mars referred to as the Red Planet?
a)
high abundance of iron oxides
b)
red daytime sky
c)
light bent towards the red spectrum
d)
none of these answer choices
14.

What is the atmospheric pressure on Venus compared to Earth?

a)

2.1 times the pressure

b)

17.3 times the pressure

c)

53.7 times the pressure

d)

92.0 times the pressure

15.
The high temperatures on Venus' surface are a result of
a)
how close Venus is to the sun.
b)
the sulfuric acid in the atmosphere.
c)
its extremely long days.
d)
  the runaway greenhouse effect.
16.
Which of the Terrestrial planets has at least one moon?  
a)
Earth & Mars
b)
only the Earth
c)
Earth, Mars & Venus
d)
all of them
17.
Why doesn’t Mercury have much of an atmosphere?
a)
It doesn’t have any volcanoes.  
b)
It doesn’t have any moons. 
c)
It is too far away from the sun.
d)
It is small.
18.
What are the names of Mars' moons?
a)
Moon 1 and Moon 2
b)
Phobos and Diemos
c)
Apollo and Xena
d)
Mariner and Messenger
19.
Why is our sky blue?  Because...
a)
the atmosphere scatters blue light and not the other colors
b)
the atmosphere scatters all colors except blue
c)
it is reflecting off the ocean
d)
space is blue
20.
Mercury has extreme temperatures between night and day because...
a)
it is so close to the sun
b)
it has a very dense atmosphere
c)
it's oceans are hotter
d)
it has no atmosphere
21.
What layer of Earth is unique when compared to the other terrestrial planets?
a)
Hydrosphere
b)
Atmosphere
c)
Crust
d)
Mantle
22.
In what part of Earth's atmosphere does convection occur?
a)
stratosphere
b)
magnetosphere
c)
troposphere
d)
ionosphere
23.
Earth and Venus are often called sister planets because they have similar...
a)
atmospheres
b)
size, density and composition
c)
surface temperature and pressure
d)
cloud composition and meteorology
24.

Which is the correct order of planets, starting with closest to the sun?

a)

Mercury, Mars, Venus, Earth

b)

Mercury, Venus, Mars, Earth

c)

Mercury, Venus, Earth, Mars

d)

Mercury, Mars, Earth, Venus

25.

Gravity of this object keeps planets in their orbits

a)

moon

b)

sun

c)

Jupiter

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