Which of the following statements about degeneracy pressure is not true?
A) Degeneracy pressure varies with the temperature of the star.
B) Degeneracy pressure can halt gravitational contraction of a star even when no fusion is occurring in the core.
C) Degeneracy pressure keeps any protostar less than 0.08 solar mass from becoming a true,hydrogen-fusing star.
D) Degeneracy pressure arises out of the ideas of quantum mechanics.
E) Degeneracy pressure supports white dwarfs against gravity.
Correct Answer:
Verified
Q7: How many helium nuclei fuse together when
Q8: What happens after a helium flash?
A)The core
Q9: The helium fusion process results in the
Q10: Compared to the star it evolved from,a
Q11: What is happening inside a star while
Q13: What is a carbon star?
A)a red giant
Q14: Which stars have convective cores?
A)low-mass stars
B)intermediate-mass stars
C)high-mass
Q15: Which of the following spectral types is
Q16: Which of the following properties make flare
Q17: All of the following are involved in
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