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B & W Chapter 21 Test

Enter the letter for the matching Answer
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1.
PROTOSTAR
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2.
NEBULA
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3.
BINARY STAR
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4.
QUASAR
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5.
VISIBLE LIGHT
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6.
DARK MATTER
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7.
PARALLAX
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8.
DARK ENERGY
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9.
OBSERVATORY
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10.
CONVEX LENS
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11.
OPEN CLUSTER
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12.
COSMIC BACKGROUND RADIATION
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13.
NEUTRON STAR
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14.
GALAXY
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15.
SUPERNOVA
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16.
REFLECTING TELESCOPE
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17.
ECLIPSING BINARY
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18.
RADIO TELESCOPE
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19.
ELECTROMAGNETIC RADIATION
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20.
BIG BANG
A.
A CONTRACTING CLOUD OF GAS AND DUST WITH ENOUGH MASS TO FORM A STAR
B.
MATTER THAT DOES NOT GIVE OFF ELECTROMAGNETIC RADIATION BUT IS QUITE ABUNDANT IN THE UNIVERSE
C.
THE INITIAL EXPLOSION THAT RESULTED IN THE FORMATION AND EXPANSION OF THE UNIVERSE
D.
THE ELECTROMAGNETIC RADIATION LEFT OVER FROM THE BIG BANG
E.
AN ENORMOUSLY BRIGHT, DISTANT GALAXY WITH A GIANT BLACK HOLE AT ITS CENTER
F.
AN EXPLOSION OF A MASSIVE STAR
G.
THE CLOUD-LIKE REGION OF GASES LEFT OVER IN THE REMAINS OF A SHRINKING, SUN-SIZED STAR
H.
A HUGE GROUP OF SINGLE STARS, STAR SYSTEMS, STAR CLUSTERS, DUST, AND GAS BOUND TOGETHER BY GRAVITY
I.
ELECTROMAGNETIC WAVES THAT ARE VISIBLE TO THE HUMAN EYE
J.
THE ENERGY TRANSFERRED THROUGH SPACE BY ELECTROMAGNETIC WAVES
K.
A STAR CLUSTER THAT HAS A LOOSE, DISORGANIZED APPEARANCE AND CONTAINS NO MORE THAN A FEW THOUSAND STARS
L.
A BINARY STAR SYSTEM IN WHICH ONE STAR PERIODICALLY BLOCKS THE LIGHT FROM THE OTHER
M.
A PIECE OF TRANSPARENT GLASS CURVED SO THAT THE MIDDLE IS THICKER THAN THE EDGES
N.
A STAR SYSTEM WITH TWO STARS
O.
A DEVICE USED TO DETECT RADIO WAVES FROM OBJECTS IN SPACE
P.
THE APPARENT CHANGE IN POSITION OF AN OBJECT WHEN SEEN FROM DIFFERENT PLACES
Q.
A TELESCOPE THAT USES A CURVED MIRROR TO COLLECT AND FOCUS LIGHT
R.
THE SMALL, DENSE REMAINS OF A HIGH-MASS STAR AFTER A SUPERNOVA
S.
A MYSTERIOUS FORCE THAT APPEARS TO BE CAUSING THE EXPANSION OF THE UNIVERSE TO ACCELERATE
T.
A BUILDING THAT CONTAINS ONE OR MORE TELESCOPES
Type the Question that corresponds to the displayed Answer.
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21.
THE BRIGHTNESS OF A STAR AS SEEN FROM EARTH
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22.
A LARGE CLOUD OF GAS AND DUST, SUCH AS THE ONE THAT FORMED OUR SOLAR SYSTEM
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23.
THE DISTANCE BETWEEN THE CREST OF ONE WAVE TO THE CREST OF THE NEXT WAVE
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24.
THE DISTANCE LIGHT TRAVELS IN ONE YEAR
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25.
A GALAXY THAT DOES NOT HAVE A REGULAR SHAPE
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26.
THE BLUE-WHITE HOT CORE OF A STAR THAT IS LEFT BEHIND AFTER ITS OUTER LAYERS HAVE EXPANDED AND DRIFTED OUT INTO SPACE
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27.
A RAPIDLY SPINNING NEUTRON STAR THAT PRODUCES RADIO WAVES
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28.
THE OBSERVATION THAT THE FARTHER AWAY A GALAXY IS, THE FASTER IT IS MOVING AWAY
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29.
AN INSTRUMENT THAT SEPARATES LIGHT INTO COLORS AND MAKES AN IMAGE OF THE RESULTING SPECTRUM
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30.
THE BRIGHTNESS A STAR WOULD HAVE IF IT WERE A STANDARD DISTANCE FROM EARTH

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