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WorksheetsOur Solar System
Total questions: 20
Worksheet time: 13mins
How many planets does our solar system has?
8
9
10
23
What keeps the planets in their orbits?
Their rotation movement
The revolution movement
The sun's gravity
The orbit they follow
_____________ is the force that pulls objects toward each other.
light
speed
gravity
I don't know
A planet's orbit is shaped like an ________.
circle
square
elipse
triangle
What's a planet?
A very large, round object that moves around a star.
A ball of gas
A ball of ice
A small ball that moves around its moons
Which dwarf planet was once considered the ninth planet?
Ceres
Makemake
Haumea
Pluto
What's an asteroid?
A rocky object that orbits the sun but it is too small to be called a planet
A frozen object that orbits the sun
What's a comet?
A rocky object that orbits the sun but it is too small to be called a planet
A frozen object that orbits the sun
This is the correct order of the planets in our solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.
correct
incorrect
The inner planets are:
Mars, Earth, Venus and Saturn
Jupiter, Uranus, Saturn and Neptune
Uranus, Mars, Neptune and Earth
Mercury, Venus, Earth and Mars
The outer planets are:
Jupiter, Uranus, Saturn and Neptune
Earth, Mars, Jupiter and Uranus
Mercury, Mars, Earth and Venus
Neptune, Pluto, ceres and Mars
This planet is the closest to the sun:
Mercury
Mars
Jupiter
Saturn
Which planet is about the same size as Earth?
Jupiter
Mars
Venus
Saturn
Which planet has liquid water on its surface?
How many moons does Mars have?
3
4
1
2
Which is the fifth planet from the sun?
Mars
Jupiter
Saturn
Venus
Planet in our solar system with rings:
Uranus
Neptune
Saturn
Jupiter
Why does Uranus look blue-green?
Because of its sky
Because it's very cold
Because of a gas in its cloudy atmosphere
Because it's its favorite color
Neptune is:
cold, cloudy and rainy
warm, sunny and nice
mild with winds
windy, stormy and cold
How many moons does Jupiter have?
At least 3
At least 23
At least 63
At least 102
