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Astronomy Chapter Twelve

21 Questions  I  By Moonshark13
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Astronomy Quizzes & Trivia

  
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1.  After a supernova event, what is left behind?
A.
B.
C.
D.
E.
2.  The helium fusion process results in the production of
A.
B.
C.
D.
E.
3.  What type of star is our Sun?
A.
B.
C.
4.  What did Carl Sagan mean when he said that we are all "star stuff"?
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B.
C.
D.
E.
5.  What is the range of star masses for high-mass stars?
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B.
C.
D.
E.
6.  How many helium nuclei fuse together when making carbon?
A.
B.
C.
D.
E.
7.  What is the fate of an isolated brown dwarf?
A.
B.
C.
D.
E.
8.  What happens to the core of a star after a planetary nebula occurs?
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B.
C.
D.
E.
9.  Why does a star grow larger after it exhausts its core hydrogen?
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B.
C.
D.
E.
10.  Which two energy sources can help a star maintain its internal thermal pressure?
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B.
C.
D.
E.
11.  What is a planetary nebula?
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B.
C.
D.
E.
12.  Why is Supernova 1987A particularly important to astronomers?
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B.
C.
D.
E.
13.  What types of stars end their lives with supernovae?
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B.
C.
D.
E.
14.  Which of the following statements about degeneracy pressure is not true?
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B.
C.
D.
15.  Which of the following sequences correctly describes the stages of life for a low-mass star?
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B.
C.
D.
E.
16.  No stars are expected with masses greater than 150 times our Sun because
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B.
C.
D.
E.
17.  What happens when the gravity of a massive star is able to overcome neutron degeneracy pressure?
A.
B.
C.
D.
E.
18.  You discover a binary star system in which one member is a 15Msun main-sequence star and the other star is a 10Msun giant. Why should you be surprised, at least at first?
A.
B.
C.
D.
E.
19.  What happens when a star exhausts its core hydrogen supply?
A.
B.
C.
D.
E.
20.  What happens after a helium flash?
A.
B.
C.
D.
E.
21.  What is the CNO cycle?
A.
B.
C.
D.
E.
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