Star Systems and Galaxies Answers
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Which phrase best defines a galaxy?
A
tightly packed group of older starsB
large grouping of more than two starsC
loose, disorganized star cluster held together by gravityD
large collection of stars, gas, and dust held together by gravity2
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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.3
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 stars4
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 other5
Look at this image of a galaxy.
A
barredB
ellipticalC
irregularD
spiral6
Which type of star cluster is loose and disorganized?
A
binaryB
eclipseC
globularD
open7
Which feature is used to classify galaxies?
A
ageB
colorC
shapeD
size8
Which term refers to large groupings of stars?
A
nebulasB
galaxiesC
binary starsD
star clusters9
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.10
Which phrase describes an irregular galaxy?
A
has a round shapeB
does not have a specific shapeC
has arms that extend from the centerD
is larger than other types of galaxiesDid you find these answers helpful?
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