Two galaxies, Galaxy A and Galaxy B, have the same mass and…
Two galaxies, Galaxy A and Galaxy B, have the same mass and Galaxy A has a lower mass-to-light ratio compared to Galaxy B. a) Which of the two galaxies is brighter (gives off more light)? b) Which of the two galaxies contains more young stars? c) Which of the two galaxies is more likely to be an elliptical galaxy?
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