Chapter 28 Test: Planets, Stars, And Galaxies

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Chapter 28 Test: Planets, Stars, And Galaxies
This is a quiz over the planets, stars, and galaxies and the contents of Chapter 28 including, true false, multiple choice, and fill in the blank. Answer the questions to the best of your ability and follow directions. Good luck :)

  
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1.  The sun is about____% hydrogen.
A.
B.
C.
D.
2.  ________ is a neutron star that is spinning very rapidly.
3.  A star begins its life in a cloud of gas and dust. The cloud is called a ____.
A.
B.
C.
D.
4.  Giant stars have diameters____.
A.
B.
C.
D.
5.  If two stars have the same size temperature and are the same distance from Earth, the ____ star would be more luminous.
A.
B.
C.
D.
6.  The Big Bang model states that _____.
A.
B.
C.
D.
7.  __________ _______ are yellow supergiants whose cycles of brightness range from 1-50 days, but mostly 5 days.
8.  Glowing areas in the birth place of a star are called____.
A.
B.
C.
D.
9.  What is a galaxy?
A.
B.
C.
D.
10.  A _____ _______ is the final stage of an extremely large star, with a gravitational field so intense that not even light can escape.
A.
B.
C.
D.
11.  The result of gases after a star explodes is called a ____.
A.
B.
C.
D.
12.  A pulsar is a ____.
A.
B.
C.
D.
13.  The Hertzsprung-Russell diagram plots the____.
A.
B.
C.
D.
14.  How far away is an Astronomical Unit from Earth to the Sun?
A.
B.
C.
D.
15.  The hottest star has a ____ color.
A.
B.
C.
D.
16.  Super Giants are_____.
A.
B.
C.
D.
17.  If a start is more massive, it is likely to have____.
A.
B.
C.
D.
18.  What is a neutron star?
A.
B.
C.
D.
19.  The band on the Hertzprung- Russell diagram that runs from the upper left (high luminosity, high surface temperature) to the lower right (low luminosity, low surface temperature) is called____.
A.
B.
C.
D.
20.  Stars that are nearing the end of their life and were once red giants are called______.
A.
B.
C.
D.
21.  A black hole is ____.
A.
B.
C.
D.
22.  A _______ _____ is the full range of wavelengths of electromagnetic radiation.
A.
B.
C.
D.
23.  When a large star explodes as a supernova, most of the time it creates____.
A.
B.
C.
D.
24.  An _____ _______ shows the wavelengths of visible light that a glowing gas emits.
A.
B.
C.
D.
25.  A_____ ____ is a burst of light that results from the sudden collapse of an iron core of a massive star.
26.  How many light years is the sun from the Milky Way's center?
A.
B.
C.
D.
27.  The remains of a star after a supernova is ____.
A.
B.
C.
D.
28.  Stars that change in brightness as they expand and contract are called____.
A.
B.
C.
D.
29.  What is apparent magnitude?
A.
B.
C.
D.
30.  What is the most abundant gas in the solar system?
A.
B.
C.
D.
31.  A ____ _______ is a star with more than 100 times the mass of our sun.
A.
B.
C.
D.
32.  The Big Dipper is part of the constellation____.
A.
B.
C.
D.
33.  The Earth turns from___.
A.
B.
C.
D.
34.  The temperature of the Universe is gradually____.
A.
B.
C.
D.
35.  A very distant, extremely luminous celestial object that scientists consider to be a type of active galactic nuclei is a ___________.
36.  The sun's apparent magnitude is ____.
A.
B.
C.
D.
37.  The lower the stars magnitude number, the ____ the star is.
A.
B.
C.
D.
38.  When a star like the sun begins to die, its core temperature ______.
A.
B.
C.
D.
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