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Astronomy Exams.

49 Questions  I  By Csulb_furreal
Astronomy Quizzes & Trivia
Astronomy quiz

  
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1.  The large planetesimals would have grown faster than the smaller planetesimals because
A.
B.
C.
D.
E.
2.  If the theory that novae occur in close binary systems is correct, then novae should
A.
B.
C.
D.
3.  The collapse of the core of a high-mass star at the end of its life lasts approximately
A.
B.
C.
D.
4.  What produces a type-I supernova?
A.
B.
C.
D.
5.  The density of a _________ is greater than the density of a ___________.
A.
B.
C.
D.
E.
6.  One outstanding feature of globular clusters is their lack of ________ main sequence stars
A.
B.
C.
D.
7.  If galaxy A is four times more distant than galaxy B, then according to the Hubble Law, galaxy A will recede __________ than galaxy B.
A.
B.
C.
D.
E.
8.  Neutron stars have ____________ magnetic fields.
A.
B.
C.
D.
9.  Which of the following is not a characteristic of the terrestrial planets?
A.
B.
C.
D.
E.
10.  The Sun will at some time in the future become
A.
B.
C.
D.
11.  Open clusters contain mostly
A.
B.
C.
D.
12.  Comets and asteroids are
A.
B.
C.
D.
13.  The Helix and Ring nebulae are
A.
B.
C.
D.
14.  Neutron stars have masses that range from
A.
B.
C.
D.
15.  Which of the following is inferred by Hubble's law?
A.
B.
C.
D.
16.  As a high-mass main-sequence star evolves off the main sequence, it follows a _______ on the HR diagram
A.
B.
C.
D.
17.  If the Earth were to be condensed down in size until it became a black hole, its Schwarzschild radius would be
A.
B.
C.
D.
18.  Neutron stars do not have:
A.
B.
C.
19.  In A.D. 1054, Chinese astronomers observed the appearance of a new star, whose location is now occupied by
A.
B.
C.
D.
E.
20.  Homogeneity and isotropy, taken as assumptions regarding the structure and evolution of the universe, are known as
A.
B.
C.
D.
E.
21.  All Jovian planets have
A.
B.
C.
D.
E.
22.  Essentially all the elements heavier than iron in our galaxy were formed
A.
B.
C.
D.
23.  Because almost all galaxies show redshifted spectra, we know that
A.
B.
C.
D.
E.
24.  What is a planetary nebula?
A.
B.
C.
D.
25.  Black holes that are stellar remnants can be found by searching for
A.
B.
C.
D.
26.  Which of the following are the Jovian planets?
A.
B.
C.
D.
E.
27.  ________ is the result of mass distorting the fabric of spacetime.
A.
B.
C.
D.
28.  Most planets thus far discovered around other stars were found by
A.
B.
C.
D.
29.  What characteristic of a star cluster is used to determine its age?
A.
B.
C.
D.
30.  The lowest mass object that can initiate thermonuclear fusion of hydrogen has a mass of about
A.
B.
C.
D.
E.
31.  We can identify only a small fraction of all the pulsars that exist in our galaxy because
A.
B.
C.
D.
32.  Degenerate refers to a state of matter at
A.
B.
C.
D.
33.  When the core of a star shrinks after hydrogen fusion stops,
A.
B.
C.
D.
34.  Which planet by itself contains the majority of mass of all the planets?
A.
B.
C.
D.
E.
35.  Which one supports the solar nebula theory of the origin of the solar system?
A.
B.
C.
D.
36.  A Cepheid star varies in luminosity because
A.
B.
C.
D.
37.  A surface explosion on a white dwarf, caused by falling matter from the atmosphere of its binary companion, creates what kind of object?
A.
B.
C.
D.
38.  What are small bodies in the solar system which travel about the Sun in highly eccentric orbits?
A.
B.
C.
D.
39.  The event horizon of a black hole is defined as
A.
B.
C.
D.
40.  What event leads to the formation of a red giant?
A.
B.
C.
D.
E.
41.  A brown dwarf is
A.
B.
C.
D.
E.
42.  What is Cygnus X-1?
A.
B.
C.
D.
E.
43.  Hubble's constant H0 , represents
A.
B.
C.
D.
44.  Measured ages of globular clusters and a study of the time required for massive stars to build up the present abundance of heavy elements suggests that the universe is
A.
B.
C.
D.
E.
45.  The Oot Cloud is believed to be
A.
B.
C.
D.
E.
46.  Conservation of angular momentum states that as a cloud of interstellar gas and dust collapses, the velocity of the particles increases.
A.
B.
47.  A star is considered to begin its main sequence life when
A.
B.
C.
D.
48.  What temperature does COBE find the Big Bang has cooled to by now?
A.
B.
C.
D.
E.
49.  If we lived on a galaxy one billion light-years from our own, what would we see?
A.
B.
C.
D.
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