Astronomy Exams.

49 Questions  I  By Csulb_furreal
Astronomy quiz

  
Changes are done, please start the quiz.


Question Excerpt

Removing question excerpt is a premium feature

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