Why is a white dwarf not a true star?
A) It is not hot enough to fuse hydrogen into helium.
B) It has an extremely low luminosity.
C) It is much smaller than a normal star.
D) It is not powered by nuclear reactions.
Correct Answer:
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Q2: Q5: What is the defining characteristic of stars Q11: Which of the following correctly describes a Q27: Which scenario is most likely to happen Q29: What does the Chandrasekhar limit tell us? Q31: What is a planetary nebula? Q32: If the stars at the turnoff point Q33: What is the ultimate fate of our Q36: Suppose you discover a binary star system Q46: What are the two longest stages in
A)
A)the expelled outer
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