solar system quiz

The solar system consists of the sun, smaller objects, and ...

• 8 planets and their moons
• 6 planets 
• only moons
• more than 100 stars

Saturn's rings are made of chunks of 

• volcanoes
• ice and rock
• nitrogen and helium 
• ice and 

Uranus is different that other planets because it rotates on it's side. 

• True
• False

The surface of this planet appears red due to rusting iron in the rocks.

• Mercury
• Mars
• Pluto
• Venus

This is the smallest planet in the solar system

• Mercury
• Venus
• Earth
• Mars

Only planet known to have life

• Earth
• Mars
• Venus
• Mercury

Which of the following statements is correct?

• Pluto was once classified as a dwarf planet, but is now classified as a main planet

• Pluto was never classified as a planet

• Pluto has always been considered a planet

• Pluto was once considered a planet, but no longer is

The order of the planets is:

• Mars,Venus,Earth,
  Mercury,Saturn
  Jupiter, Uranus, Neptune
• Earth,Venus,Mars
  Jupiter, Neptune,
  Mercury,Saturn,
  Uranus
• Mercury,Venus,Earth
  Mars,Jupiter,
  Saturn,Uranus
  Neptune