A supernova is almost always associated with
A) a very massive star.
B) a very young star.
C) a star undergoing helium flash.
D) a white dwarf in a close binary system.
E) a solar-like star that has exhausted its hydrogen and helium.
Correct Answer:
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Q27: A type II supernova
A)occurs when a white
Q28: Stars with masses between 0.4- 
Q29: The diagram below shows a light curve
Q30: For a star of Sun-like mass, what
Q31: A planetary nebula
A)produces an absorption spectrum.
B)produces an
Q33: A white dwarf is composed of
A)hydrogen nuclei
Q34: A Type Ia supernova is believed to
Q35: As a white dwarf cools its radius
Q36: The Algol paradox is explained by considering
A)the
Q37: Synchrotron radiation is produced by
A)objects with temperature
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