Astronomy Chapter Twelve

21 Questions  I  By Moonshark13

  
Changes are done, please start the quiz.


Question Excerpt

Removing question excerpt is a premium feature

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


to post comments.

Removing ad is a premium feature

Upgrade and get a lot more done!
Take Another Quiz