Supernova remnants differ from star forming regions because, ...

[appyboo]

Supernova remnants differ from star forming regions because, although there is ionized hydrogen in both, supernova remnants
 
  A) don't look like star forming regions.
  B) are much bigger than star forming regions.
  C) are located far from star forming regions.
  D) are more diffuse than star forming regions.
  E) contain no ionizing stars.

Question 2

The remains of type II supernovae (massive star, core collapse supernovae) are seen in the sky as
 
  A) nebulae that are shrinking as the central mass pulls them in.
  B) nebulae that are expanding at thousands of kilometers per hour.
  C) nebulae that are stellar nurseries.
  D) white dwarfs.
  E) white holes.

[sokh]

Answer to Question 1

E

Answer to Question 2

B

[appyboo]

Thanks for the timely response, appreciate it

[abro1885]

Gracias!