Planets
Terms
Facts
100

The only planet that supports life 

What is Earth?

100

The term for the sun and the objects that orbit around it?

What is the solar system? 

100

A large, rocky object that orbits planets.

What is a moon?

200

The planet with a watery surface 

What is Earth?

200

The path an object takes as it moves around another object in space.

What is an orbit? 

200

The force that helps hold the objects in the solar system in orbit.

What is gravity? 

300

The inner planets

What are Mercury, Venus, Earth, and Mars?

300

A large body of rock or gas that orbits the sun

What is a planet? 

300

These planets have rocky surfaces, are closer to the sun, and have no more than two moons.

What are the inner planets? 

400

The outer planets.

What are Saturn, Jupiter, Uranus, and Neptune?

400

It is a star and a hot ball of glowing gases.

What is the sun? 

400

These planets are made of frozen gas, very far from the sun, and larger in size.  

What are the outer planets?

500

The largest planet in our solar system.

What is Jupiter?

500

A chunk of rock or metal that orbits the sun. 

What is an asteroid? 

500

The dwarf planet in our solar system 

What is Pluto?

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