Vocabulary
Planets
Facts
Challenge
100

Earth turns about an imaginary line known as its...

What is axis?

100

List the order of the planets...

What is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune?

100
To move around an object...
What is revolve?
100

The diameter of Mars.

What is 4,212 miles?

200

The path one object takes as it revolves around another object in space

What is orbit?

200

The inner planets are also called...

What is terrestrial?
200

Venus is the hottest planet because...

What is its atmosphere traps heat?
200

The diameter of Earth

What is 7,918 miles?

300

The star at the center of the Solar System

What is the Sun?

300
The two largest planets in the solar system are...
What is Jupiter and Saturn?
300
The only planet that rotates on its side.

What is Uranus?

300

The length of orbit for Saturn.

What is 30 years?

400

A large body that revolves around the Sun.

What is a planet?

400
The outer planets are made of ...
What is gas?
400

The amount of time it takes Earth to do one revolution around the Sun.

What is 365 days?

400

The length of orbit for Neptune.

What is 165 years?

500

The Sun and all the planets that orbit it make up the...

What is Solar System?

500
They call the outer planets the...
What is Gas Giants?
500

The order of planets by size (biggest to smallest)

What is Jupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars, Mercury

500

The diameter of Jupiter

What is 86,881 miles?