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WorksheetsSolar System
Total questions: 27
Worksheet time: 18mins
Name
Class
Date
1.
What is the closest planet to the sun?
a)
Mercury
b)
Venus
c)
Uranus
d)
Mars
2.
What is the hottest planet in our solar system?
a)
Mercury
b)
Mars
c)
Venus
d)
Pluto
3.
What are the terrestrial planets?
a)
Mercury, Earth, Venus, Mars
b)
Mercury, Venus, Earth, Neptune
c)
Mercury, Mars, Jupiter, Venus
d)
Mercury, Venus, Earth, Pluto
4.
What is the biggest planet in our solar system?
a)
Saturn
b)
Sun
c)
Jupiter
d)
Uranus
5.
What planet is known for his big red spot?
a)
Mars
b)
Jupiter
c)
Venus
d)
Uranus
6.
What is the second planet from the sun?
a)
Mercury
b)
Earth
c)
Mars
d)
Venus
7.
What is the force keeping the moon in orbit around the Earth?
a)
Gravity
b)
Revolution
c)
Rotation
d)
Tides
8.
Is the planet Neptune bigger than Earth?
a)
Yes
b)
No
c)
They are the same
d)
I have no idea
9.
What is the second largest planet of our solar system?
a)
Saturn
b)
Jupiter
c)
Neptune
d)
Mercury
10.
A __________ is a chunk of ice & dust that has a bright head & a long narrow tail.
a)
asteroid
b)
planet
c)
meteoroid
d)
comet
11.
The ______is between the orbits of Mars & Jupiter.
a)
solar system
b)
asteroid belt
c)
terrestrial planets
d)
photosphere
12.
The four terrestrial planets are known for their _________
a)
hot temps
b)
deep atmospheres
c)
rocky surfaces
d)
large size
13.
A force of attraction between any two objects is called _____________.
a)
static electricity
b)
rotation
c)
gravity
d)
orbit
14.
How long does it take Earth to complete one revolution around the Sun?
a)
24 hours
b)
one week
c)
one month
d)
one year
15.
Earth completes one full ___________ on its axis every 24 hours.
a)
rotation
b)
revolution
c)
resolution
d)
reservation
16.
What is a planet?
a)
a swirling ball of gases
b)
a star
c)
a huge ball made out of rock
d)
a large object that orbits a star
17.
An AU (Astronomical Unit) is equal to... (also the distance to the sun)
a)
1 million miles
b)
93 million miles
c)
500,000 miles
18.
Comets originate in the ________________.
a)
Asteroid Belt
b)
Sun
c)
Oort Cloud
d)
Kuiper Belt
19.
Select the order from smallest to largest.
a)
Sun, Milky Way, solar system, universe
b)
Sun, Milky Way, universe, solar system
c)
Sun, solar system, Milky Way, universe
d)
Sun, solar system, universe, Milky Way
20.
What do the first four outer planets have in common?
a)
They are much larger than Earth and are made mainly of Hydrogen and Helium
b)
The are about the same size as Earth and are mostly made of Hydrogen and Helium
c)
They are must larger than Earth and are mainly made of iron
d)
They are the same size as Earth and are mainly made of iron
21.
Uranus is different from other planets because it:
a)
is the farthest from the sun
b)
is mostly nitrogen and helium
c)
rotates on its side
d)
has the most moons
22.
This planet is the "jewel" of the solar system because it is surrounded by rings of dust, ice, and rocks.
a)
Neptune
b)
Earth
c)
Jupiter
d)
Saturn
23.
Although this planet is known as Earth's twin, the similarity ends there. This planet's atmosphere is very thick, dense, and composed of carbon dioxide. Clouds of sulfuric acid make it impossible for humans to live there.
a)
Mars
b)
Jupiter `
c)
Venus
d)
Mercury
24.
This planet is known as the Red Planet due to the breakdown of iron rich rocks. Like Earth, it has four seasons and rotates on it's axis a little more than 24 hours day
a)
Mars
b)
Mercury
c)
Venus
d)
Neptune
25.
The flash of light produced when a meteoroid passes through Earth's atmosphere is a(n)
a)
Meteorite
b)
Asteroid
c)
Meteor
d)
Comet
26.
The _____ is found right after Neptune's orbit.
a)
Meteroid belt
b)
Kuiper Belt
c)
Oort Cloud
d)
Asteroid Belt
27.
The planet _____ has an atmosphere with high air pressure made mostly of carbon dioxide.
a)
Venus
b)
Earth
c)
Mercury
d)
Mars
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