Multiple Choice
A planetary nebula is
A) a shell of ejected gases.
B) the formation stages of planets around stars.
C) a gas cloud surrounding a planet after its formation.
D) the spherical cloud of gas produced by a supernova explosion.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q196: There is a mass limit for a
Q197: Eta Carina is a<br>A) supernova remnant.<br>B) active
Q198: In terms of the evolutionary life of
Q199: The source of the beams of electromagnetic
Q200: One distinctive physical characteristic of matter inside
Q202: What important event was recorded by ancient
Q203: The magnetic fields of planets demonstrate that
Q204: Why do astronomers believe a magnetar can
Q205: What will be the mass of the
Q206: Supernovae have been detected<br>A) in both the