Star Systems and Galaxies Answers
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What phrase best defines a star system?
A
a group of hundreds of starsB
a group of two or more starsC
a group of stars that formed around the same timeD
a group of two stars in which one star is brighter than the other2
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Which type of star cluster is loose and disorganized?
A
binaryB
eclipseC
globularD
open3
Which sentence accurately describes star clusters?
A
Stars appear brighter.B
Stars form large groupings.C
Stars form at different times.D
Stars form from different nebula.4
Which phrase accurately describes an elliptical galaxy?
A
may be spiral-shapedB
has no recognizable shapeC
has no new stars being formedD
has a lot of gas and dust between stars5
Which feature is used to classify galaxies?
A
ageB
colorC
shapeD
size6
Look at this image of a galaxy.
A
barredB
ellipticalC
irregularD
spiral7
Which statement accurately describes binary star systems?
A
They have more than two stars.B
They have stars that are always visible.C
They include large groups of stars.D
They have stars that might appear to wobble.8
Which statement describes a characteristic of a spiral galaxy?
A
It is shaped like a pinwheel.B
It has no new star formation.C
It is made only of gases.D
It is smaller than other types of galaxies.9
Two types of spiral galaxies exist. A normal spiral galaxy is one kind. Which phrase best describes the second type of spiral galaxy?
A
is football-shapedB
is irregularly shapedC
has arms that start close to the centerD
has a bar through the middle from which arms extend10
Look at this image of a star cluster.
A
openB
binaryC
globularD
eclipsingDid you find these answers helpful?
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