Pluto's Bulk Density Is

Multiple Choice

Pluto's bulk density is:

A) 3,400 kg/m³, comparable to our Moon's.
B) 2,100 kg/m³, similar to Callisto's mix of rock and ice.
C) 1,200 kg/m³, like Mimas, made of almost pure ice.
D) 700 kg/m³, like Saturn a mix of hydrogen and helium slush.
E) 400 kg/m³, like Comet Halley's nucleus, a ice ball with many gas pockets.