Process of Science: The theory of spiral arms explain why short-lived,massive stars are found there but longer-lived,low mass stars should last for many orbits around a galaxy and therefore be much more spread out.How might you test that prediction?

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The Answer of Process of Science: The theory of spiral arms explain why short-lived,massive stars are found there but longer-lived,low mass stars should last for many orbits around a galaxy and therefore be much more spread out.How might you test that prediction?

Process of Science: the Theory of Spiral Arms Explain Why