Astronomy Exams.

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

Removing ad is a premium feature

Upgrade and get a lot more done!
Take Another Quiz
We have sent an email with your new password.