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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.  What is a neutron star?
A.
B.
C.
D.
3.  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.
4.  If a start is more massive, it is likely to have____.
A.
B.
C.
D.
5.  The Earth turns from___.
A.
B.
C.
D.
6.  The temperature of the Universe is gradually____.
A.
B.
C.
D.
7.  The Hertzsprung-Russell diagram plots the____.
A.
B.
C.
D.
8.  The sun's apparent magnitude is ____.
A.
B.
C.
D.
9.  When a large star explodes as a supernova, most of the time it creates____.
A.
B.
C.
D.
10.  __________ _______ are yellow supergiants whose cycles of brightness range from 1-50 days, but mostly 5 days.
11.  Stars that change in brightness as they expand and contract are called____.
A.
B.
C.
D.
12.  How many light years is the sun from the Milky Way's center?
A.
B.
C.
D.
13.  The Big Dipper is part of the constellation____.
A.
B.
C.
D.
14.  A_____ ____ is a burst of light that results from the sudden collapse of an iron core of a massive star.
15.  A star begins its life in a cloud of gas and dust. The cloud is called a ____.
A.
B.
C.
D.
16.  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.
17.  What is apparent magnitude?
A.
B.
C.
D.
18.  The result of gases after a star explodes is called a ____.
A.
B.
C.
D.
19.  What is the most abundant gas in the solar system?
A.
B.
C.
D.
20.  The lower the stars magnitude number, the ____ the star is.
A.
B.
C.
D.
21.  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.
22.  How far away is an Astronomical Unit from Earth to the Sun?
A.
B.
C.
D.
23.  Super Giants are_____.
A.
B.
C.
D.
24.  The remains of a star after a supernova is ____.
A.
B.
C.
D.
25.  The Big Bang model states that _____.
A.
B.
C.
D.
26.  ________ is a neutron star that is spinning very rapidly.
27.  Stars that are nearing the end of their life and were once red giants are called______.
A.
B.
C.
D.
28.  An _____ _______ shows the wavelengths of visible light that a glowing gas emits.
A.
B.
C.
D.
29.  A ____ _______ is a star with more than 100 times the mass of our sun.
A.
B.
C.
D.
30.  A pulsar is a ____.
A.
B.
C.
D.
31.  A very distant, extremely luminous celestial object that scientists consider to be a type of active galactic nuclei is a ___________.
32.  Glowing areas in the birth place of a star are called____.
A.
B.
C.
D.
33.  A black hole is ____.
A.
B.
C.
D.
34.  A _______ _____ is the full range of wavelengths of electromagnetic radiation.
A.
B.
C.
D.
35.  What is a galaxy?
A.
B.
C.
D.
36.  When a star like the sun begins to die, its core temperature ______.
A.
B.
C.
D.
37.  The hottest star has a ____ color.
A.
B.
C.
D.
38.  Giant stars have diameters____.
A.
B.
C.
D.
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