Pluto

What is the speed at which the New Horizons spacecraft roared away from Earth?

• 20,000 miles per hour

• 30,000 miles per hour

• 40,000 miles per hour

• 36,260 miles per hour

In which year did NASA launch the New Horizons spacecraft?

• 2008

• 2006

• 2010

• 2004

What is the approximate distance of Pluto's orbit from the sun compared to Earth's orbit?

• 20 times farther

• 30 times farther

• 40 times farther

• 50 times farther

What is the main component of Pluto's surface composition?

• Frozen nitrogen

• Frozen water

• Frozen methane

• Frozen carbon dioxide

Which object in the Kuiper Belt is larger than Pluto?

• Eris

• Quaoar

• Haumea

• Makemake

What was the original prediction about Pluto's size?

• Size of Jupiter

• Giant Planet X

• Size of Earth

• Size of Mars

What substance in Pluto makes it highly reflective?

• Frozen carbon dioxide

• Frozen water

• Frozen methane

• Frozen nitrogen

Which moon is more than half the size of Pluto?

• Io

• Europa

• Ganymede

• Charon

What percentage of Earth's mass is Pluto?

• 1%

• 0.5%

• 0.25%

• 0.1%

What will New Horizons search for beyond the Kuiper Belt?

• Large objects

• Comets

• Asteroids

• Dwarf planets