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Solar System 3
The largest planet in our solar system is Jupiter, shown here with its moon called 'Io'. 1,300 Earths could fit inside Jupiter.

Solar System 3

This Science quiz is called 'Solar System 3' and it has been written by teachers to help you if you are studying the subject at middle school. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade - aged 11 to 14.

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Our Solar System is located in the Milky Way. In the field of Science, our Solar System is considered to be five billion years old. For thousands of years, humanity, with a few notable exceptions, did not recognize the existence of the Solar System. We believed Earth was the center of the universe.

1.
The time it takes the Earth to orbit the Sun is called .......
28 days
a month
a year
10 years
An orbit round the Sun is a path round the Sun
2.
A satellite is .......
a large object in orbit round a smaller object
a large object in space
a small object in orbit round a larger object
a small object in space
The Moon is a satellite of the Earth
3.
Which is the largest planet in our solar system?
Earth
Jupiter
Saturn
Uranus
More than 1,300 Earths could fit inside it!
4.
How many planets are there in our solar system?
7
8
10
11
Some scientists think that Pluto is a planet, however it was reclassified as a dwarf planet in 2005
5.
How many stars are there in our galaxy?
Hundreds
Millions
Thousands
Billions
6.
What is our solar system a part of?
Constellation
Orion
Mars
Milky Way
7.
Which one do artificial satellites NOT do?
Collect information
Remain stationary
Send TV broadcasts
Take photographs
They can also be used for spying!
8.
Which was the first planet known to have rings?
Jupiter
Pluto
Saturn
Uranus
The rings are made up of millions of ice crystals, some as large as houses
9.
We can sometimes see some of the planets because .......
they are a source of light
they are luminous
they reflect light from the Moon
they reflect light from the Sun
10.
The center of our solar system is .......
Mars
the Earth
the Moon
the Sun
The temperature on the surface of the Sun is about 5,500°C
Author:  Sue Davison

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