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Total questions: 20
Worksheet time: 11mins
Name
Class
Date
1.
Which of the following planets most likely has the highest temperature?
a)
Earth
b)
Mars
c)
Mercury
d)
Neptune
2.
Which of the following explains the revolution of a planet?
a)
The Earth revolves around the sun once per day.
b)
The Earth revolves around the sun once per year.
c)
The moon revolves around the sun once per day.
d)
The Earth rotates on it's axis once per day.
3.
What celestial body is at the center of our solar system?
a)
Earth
b)
Moon
c)
Milky Way
d)
Sun
4.
What is the milky way?
a)
One of many galaxies in the universe.
b)
A constellation.
c)
The only galaxy in the universe.
d)
A planet in our galaxy.
5.
What is the correct order from largest to smallest?
a)
galaxy, universe, planet, sun
b)
planet, sun, galaxy, universe
c)
universe, galaxy, sun, planet
d)
sun, galaxy, universe, planet
6.
What are two differences between planets?
a)
Outer planets take longer to revolve and are larger.
b)
Outer planets take longer to revolve and are smaller.
c)
Inner planets take longer to revolve and are smaller.
d)
Inner planets take longer to revolve and are larger.
7.
What is an example of one Earth day?
a)
The Earth moves away from the sun.
b)
The Earth rotates once on its axis.
c)
The Earth revolves once on its axis.
d)
The Earth moves closer to the sun.
8.
How long does it take from one full moon to the next full moon?
a)
About one day.
b)
About one year
c)
About one season
d)
About one month.
9.
Small diameter and a shorter orbit around the sun are characteristics of which of the following?
a)
inner planets
b)
outer planets
c)
stars
d)
asteroids
10.
Stars are made mostly of which of the following?
a)
very hot metal
b)
hot gases of hydrogen and helium
c)
hot molten lava
d)
dust and ice
11.
The sun is a star. Why does it look brighter than other stars?
a)
It's larger than other stars.
b)
It's hotter than other stars.
c)
It's closer than other stars.
d)
It's smaller than other stars.
12.
Where is the asteroid belt located?
a)
Beyond the outer planets.
b)
Between outer and inner planets.
c)
Between Mercury and Venus.
d)
Near a black hole.
13.
Which statement is true?
a)
The outer planets rotate as they orbit the sun. The inner planets do not rotate.
b)
The inner planets travel further around the sun than the outer planets.
c)
The outer planets travel a greater distance than inner planets.
d)
The inner planets rotate as they orbit the sun. The outer planets do not.
14.
The further a planet is from the sun the....
a)
colder
b)
hotter
c)
smaller
d)
larger
15.
Their are trillions of stars in our galaxy. Why can we only see some of those stars at night?
a)
We only see the stars that are further from us.
b)
The stars we see are bigger.
c)
The stars we see are smaller.
d)
We only see the stars that are closest to us.
16.
How is the Earth different from other planets?
a)
It is warmed by the sun.
b)
It revolves around the sun.
c)
It has a rocky surface.
d)
It has a breathable atmosphere.
17.
What's the difference between asteroids and comets?
a)
comets are made of rock and asteroids are made of dust and ice.
b)
Asteroids are made of rock and comets are made of dust and ice.
c)
Asteroids orbit the sun while comets orbit a planet.
d)
comets are larger than asteroids.
18.
What makes the moon shine at night?
a)
The moon reflects the light from the Earth.
b)
The moon provides its own light.
c)
The moon reflects the light from the sun.
d)
The moon burns like a star.
19.
true or false: Stars that are the same color are usually about the same size.
a)
True
b)
False
20.
The diameter of a planet and how long it takes to revolve around the sun will give you information when deciding if is
a)
an outer or inner planet
b)
a dwarf planet
c)
a planet like our Earth
d)
a star
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