Solar system

What is a planet?

• a group of stars that forms a pattern in the sky
• a large ball of hot gases that gives off heat and light
• a large ball or rock or gas that moves around the sun
• a toy aliens play with

This picture shows the path Earth takes as it moves around the sun. What is the path called?

• a constellation
• a moon
• an orbit
• a planet

Which thing is a huge ball of hot gases that gives off heat and light?

• a moon
• a planet
• a star
• a spaceship

Which planet is the closest planet to the sun?

• Mercury

• Venus

• Mars

• Pluto

Besides Pluto, which planet is the smallest?

• Mercury
• Venus
• Earth 
• Mars

Which of the following are gas giants?

• Earth

• Jupiter

• Pluto

• Saturn

• Mars

Galaxies are:

• gropus of Asteroids

• Groups of planets

• Groups of stars, gas and dust.

• Group of satellites

what is the planet ?

• Uranus

• Venus

• Saturn

Compared to Earth, does Saturn take a longer or shorter amount of time to orbit the sun?

• longer
• shorter

What is another word for rotate?

• orbit
• skip
• spin
• run