Pluto: The Dwarf Planet Quiz

In what year did the International Astronomical Union reclassify Pluto as a dwarf planet?

• 2015

• 2010

• 2006

• 2000

What is the average distance of Pluto from the Sun?

• 1.5 billion miles

• 2.8 billion miles

• 4.5 billion miles

• 3.6 billion miles

What is Pluto primarily composed of?

• Gas and dust

• Hydrogen and helium

• Water and ice with a rocky core

• Iron and nickel

How many moons does Pluto have?

• Three

• Five

• Seven

• Nine

What is unique about Pluto's orbit in relation to Neptune?

• It is the same as Neptune's orbit

• It is perfectly circular

• It is always closer to the Sun than Neptune

• It occasionally swaps places with Neptune