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A nebula is
regular
gravity
13 billion years old
a dense cloud of gas and dust in space
elliptical
a few thousand
moving away from each other
a spiral shaped galaxy
Which type of galaxy holds the oldest stars in the universe?
regular
gravity
13 billion years old
a dense cloud of gas and dust in space
elliptical
a few thousand
moving away from each other
a spiral shaped galaxy
Evidence indicates that galaxies are
regular
gravity
13 billion years old
a dense cloud of gas and dust in space
elliptical
a few thousand
moving away from each other
a spiral shaped galaxy
The known universe is approximately
regular
gravity
13 billion years old
a dense cloud of gas and dust in space
elliptical
a few thousand
moving away from each other
a spiral shaped galaxy
What holds globular clusters of stars together?
regular
gravity
13 billion years old
a dense cloud of gas and dust in space
elliptical
a few thousand
moving away from each other
a spiral shaped galaxy
Star clusters vary in the number of stars they contain. What is the approximate range for the number of stars found in an open cluster?
regular
gravity
13 billion years old
a dense cloud of gas and dust in space
elliptical
a few thousand
moving away from each other
a spiral shaped galaxy
Which of the following is not a known shape of a galaxy?
regular
gravity
13 billion years old
a dense cloud of gas and dust in space
elliptical
a few thousand
moving away from each other
a spiral shaped galaxy
Our milky way galaxy is
regular
gravity
13 billion years old
a dense cloud of gas and dust in space
elliptical
a few thousand
moving away from each other
a spiral shaped galaxy
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