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A Surprising Fact About a 1 M ⊙\odot Protostar Is That, Even Though Nuclear Reactions Have

Question 13

Multiple Choice

A surprising fact about a 1 M ⊙\odot protostar is that, even though nuclear reactions have not yet started in their cores, they are _________ than the Sun.


A) hotter
B) rotating faster
C) smaller
D) denser
E) more luminous

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