Select the order from smallest to largest.

• Sun, Solar System, Universe, Milky Way

• Sun, Milky Way, Solar System, Universe

• Sun, Solar System, Milky Way, Universe

• Sun, Milky Way, Universe, Solar System

What's the name of our galaxy?

• Centaur

• Canis Major

• Andromeda

• Milky Way

Which planet is third from the sun?

• Earth

• Venus

• Pluto

• Mars

What is this?

• An invader

• An alien

• A UFO

• The teacher

Which is the largest object in our solar system?

• Sun

• Earth

• Jupiter

• Pluto

Which is the hottest planet?

• Mars

• Mercury

• Venus

• Saturn

Which planet in our solar system is closest to the sun?

• Saturn

• Jupiter

• Mercury

• Earth

Which is the second closest planet to the sun?

• Venus

• Mercury

• Saturn

• Earth

Day and night are caused by the ________ of the earth on its axis.

• orbit

• revolution

• rotation

Which planet is eighth in the solar system?

• Neptune

• Mars

• Uranus

• Jupiter