Astronomy Quiz

What is in our Solar System?

• Planets

• Moons

• Sun

• All of the above

The sun is a.....

• Planet

• Fire

• Orbit

• Star

The four inner planets are rocky and small. Which description best fits the next four outer planets?

• They are also rocky and small.

• They are very large and has no moons

• They are small and made of ice.

• They are very large, made of gases with no solid surface

What do Mercury, Venus, Earth, and Mars all have in common?

• They are all very cold planets.

• They are considered terrestrial planets, that is rocky or have metals with hard surface.

• They are about the same size.

• They are considered gas giants

Which planet is the largest planet in the solar system and is the fifth planet?

• the sun

• Uranus

• Jupiter

• Earth

Which of the following is ordered from largest to smallest?

• Universe -> Galaxy -> Solar System -> Planet

• Planet -> Galaxy -> Solar System -> Universe

• Planet -> Solar System -> Galaxy -> Universe D.) Universe

• Universe -> Solar System -> Galaxy -> Planet

A cloud of gas and dust is called a....

• Solar System

• Nebula

• Galaxy

• Red Giant

A force of attraction between any two objects is called _____________.

• static electricity 
• rotation
• gravity
• orbit

What celestial body is made of ice and cosmic dust?

• Meteor
• Meteoroid
• Asteroid
• Comet

What theory tries to explain the origin of the universe?

• Big Bang Theory
• Copernican Theory
• Ptolemain Theory
• Galilean Theory