Earth and Space Systems
Size and Distance of Planet
Gravity-Hold Me Down!
Revolution and Rotation
All Mixed Up!Planet Riddles
100

The Great Red Spot is located on this planet

What is Jupiter?

100

I am found closest to the sun. I am the fastest revolving planet, named for the speedy messenger of the Roman gods. Which planet am I?

What is Mercury?

100

I am the force that holds the planets in orbit around the sun. May the force be with YOU!

What is gravity?

100

This measurement of time represents one complete revolution of Earth (one trip around the sun).

What is a year?

100

I am the planet that everyone calls "Red". My soil is rust-colored instead. Look up and you may spot me in the sky.

What is Mars?

200

The sun, moon, planets, asteroids, and comets all make up our -

What is the Solar System?

200

I used to be number nine, but now they call me a dwarf planet.

What is Pluto?

200

The tendency of a moving object to continue in a straight line, or when an object in motion stays in motion.

What is inertia?

200

A planet spinning on its axis is called_

What is rotation?

200

With 79 moons, you might say I have a lot. Look with a telescope to see my big, red spot.

What is Jupiter?

300

I am also called the "evening star"; catch me if you can!

What is Venus?

300

I have hundreds of rings made of chunks of ice and rock. I am the 7th planet. Who am I?

What is Uranus?

300

We are two factors that work to keep the planets in orbit.

What is gravity and inertia?

300

The number of days it takes for the moon to revolve around Earth.

What is 27.3 days?

300

I'm blue and green and a little brown. I am a small planet with life all around. They call me the 3rd rock from the sun.

What is Earth?

400

A natural satellite that orbits all planets except Mercury and Venus is called a -

What is a moon?

400

The second largest planet in the solar system is called-

What is Saturn?

400

This force moves rocks and other materials downhill.

What is gravity?

400

Aristotle believed that Earth was at the center of the solar system.  This is the geocentric theory.  However, it has been proven that the planets revolve around the sun.  This theory is called . . .

What is heliocentric?

400

A gas planet that's off in the distance, only recently they found my rings in existence. I spin sideways.

What is Uranus?

500

Mercury,Venus, Earth, Mars

What are the Inner/Terrestrial planets?

500

Name the planets in order from the sun.

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

500

This is the main cause of tides on Earth.

What is the gravitational pull of the moon?

500

I was an Italian scientist who in 1610 invented the first telescope to study the sky. I discovered the four largest moons around Jupiter.  Who am I?

Who is Galileo?

500

Name for the Roman god of the Sea. Look past Saturn and Uranus for me. I am the planet known as-

What is Neptune?