The Solar System

Which planet is fifth from the sun?

• Saturn
• Jupiter
• Mars
• Earth

Which planet is the largest?

• Jupiter
• Saturn
• Uranus
• Neptune

Planets that are closer to the sun

• take more time to orbit
• take less time to orbit

What is gravity?

• A force
• Energy
• A push
• All of them

Gravity is the primary force responsible for

• the reflection of sound energy

• the flow of electricity in a closed circuit

• keeping planets in orbit around the Sun

• refracting light energy

Complete the following statement: The farther away two planets are the _______ the gravitational force between them.

• more
• same
• dosen't matter
• less

As the size of a planet increases, the planet's gravity

• stays the same

• decreases

• increases

Which has a STRONGER force of gravity, Earth or the Moon?

• Earth
• Moon

How long does it take the earth to revolve around the sun?

• About 1 hour

• About 1 day

• About 1 month

• About 1 year

The earth orbits around...

• the sun.
• the moon
• other planets
• the Milky Way