Physics, 31.03.2020 22:33 jujurocks10
Astronomers suspect that a galaxy’s type can be affected both by the conditions in the protogalactic cloud from which it forms ("initial conditions") and by later interactions with other galaxies. Each item below describes either a condition in a protogalactic cloud or a later interaction. Match these items to the galaxy type you would expect to form as a result.
Spiral galaxy or elliptical galaxy?
1. protogalactic cloud has high angular momentum
2. a galaxy collision strips away gas
3. protogalactic cloud rotates very slowly
4. most protogalactic gas settles into a disk
5. protogalactic cloud has high density
6. stars form rapidly as the protogalactic cloud shrinks
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Astronomers suspect that a galaxy’s type can be affected both by the conditions in the protogalactic...
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