Astronomy Chapter Thirteen

17 Questions  I  By Moonshark13
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1.  How does a black hole form from a massive star?
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B.
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D.
E.
2.  A teaspoonful of neutron star material on Earth would weigh
A.
B.
C.
D.
E.
3.  A teaspoonful of white dwarf material on Earth would weigh
A.
B.
C.
D.
E.
4.  Degeneracy pressure is the source of the pressure that stops the crush of gravity in all the following except:
A.
B.
C.
D.
E.
5.  Which of the following is closest in size (radius) to a white dwarf?
A.
B.
C.
D.
E.
6.  Which of the following is closest in size (radius) to a neutron star?
A.
B.
C.
D.
E.
7.  What causes the radio pulses of a pulsar?
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B.
C.
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8.  How does a 1.2-solar-mass white dwarf compare to a 1.0-solar-mass white dwarf?
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B.
C.
D.
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9.  Which of the following is closest in mass to a white dwarf?
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B.
C.
D.
10.  What kind of pressure supports a white dwarf?
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B.
C.
D.
E.
11.  Which of the following statements about black holes is not true?
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B.
C.
D.
E.
12.  What is the upper limit to the mass of a white dwarf?
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B.
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E.
13.  Suppose a white dwarf is gaining mass because of accretion in a binary system. What happens if the mass someday reaches the 1.4-solar-mass limit?
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B.
C.
D.
14.  White dwarfs are so called because
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B.
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15.  After a massive-star supernova, what is left behind?
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B.
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D.
E.
16.  What is the ultimate fate of an isolated white dwarf?
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B.
C.
D.
E.
17.  From an observational standpoint, what is a pulsar?
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B.
C.
D.
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