A planetary nebula is visible due to ____.
A) blackbody continuum radiation from the interstellar medium
B) line emission from the interstellar medium
C) scattering from dust grains ejected by a dying star
D) blackbody continuum radiation from a hot gas ejected by a dying star
E) line emission from ionized hydrogen gas ejected by a dying star
Correct Answer:
Verified
Q32: A white dwarf generates energy through _.
A)
Q33: A white dwarf is always the remnant
Q34: As a white dwarf ages, its position
Q35: A normal white dwarf is approximately the
Q36: A white dwarf will radiate its heat
Q38: Binary systems with pairs of stars orbiting
Q39: A planetary nebula is a(n) _.
A) expanding
Q40: A white dwarf stops collapsing and forms
Q41: The supernova generated by the explosion of
Q42: Which event would you expect to be
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