Multiple Choice
Supernova remnants differ from star forming regions because, although there is ionizedhydrogen 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.
Correct Answer:

Verified
Correct Answer:
Verified
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