Pluto: The Distant Dwarf Planet

Pluto is 4.67 billion miles from Earth, and messages take 4.5 hours to travel between them. It has a highly elliptical orbit, sometimes crossing Neptune's path. Despite being closest to the Sun, Pluto remains extremely cold. Its atmosphere is thin, expanding and collapsing with its orbit. The surface features varied landscapes, including water ice mountains. If you weigh 150 pounds on Earth, you'd weigh only 10 pounds on Pluto.

How far is Pluto from Earth?

• 6.67 billion miles

• 3.67 billion miles

• 4.67 billion miles

• 5.67 billion miles

How long does it take for a message to travel from Pluto to Earth?

• 2.5 hours

• 5.5 hours

• 3.5 hours

• 4.5 hours

How often does Pluto come inside Neptune's orbit?

• Every 100 years

• Every 248 years

• Every 500 years

• Every 1000 years

What is the temperature on Pluto when it is closest to the Sun?

• Minus 269 degrees Fahrenheit

• Minus 369 degrees Fahrenheit

• Minus 469 degrees Fahrenheit

• Minus 569 degrees Fahrenheit

What happens to Pluto's atmosphere as it moves farther from the Sun?

• It becomes thicker

• It remains the same

• It collapses

• It expands

What are the mountains on Pluto made of?

• Sand

• Metal

• Rock

• Water ice

If you weigh 150 pounds on Earth, how much would you weigh on Pluto?

• 5 pounds

• 10 pounds

• 15 pounds

• 20 pounds