Pluto's bulk density is: A) 3,400 kg/m3, comparable to our ...

[cnetterville]

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.

Question 2

Most stars in the Milky Way probably formed:
 
  A) alone.
  B) in intergalactic space, then were swept up into the Galaxy.
  C) in clusters in the Galaxy's spiral arms.
  D) from planetary nebulae.
  E) in the galactic Nucleus, then migrated outward later.

[tennis14576]

Answer to Question 1

B

Answer to Question 2

C

[cnetterville]

Excellent

[alexanderhamilton]

Gracias!