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Science 3

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What is characteristic of a main sequence star?

A.It has a mass less than the Sun’s
B.It has rapid rotation and a strong stellar wind
C.Nuclear fusion in the core varies due to the amount of gravitational contraction that occurs and which heavy elements are produced
D.The rate of nuclear energy generated in the hydrogen to helium fusing core equals the rate radiated from the surface
E.All of these are correct

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