Biology, 28.01.2020 07:31, aliviadushane

What happens when a main sequence star evolves?

a) it becomes a red giant and leaves the main sequence .
b) it become a white dwarf and leaves the main sequence.
c) it cools more and more, but remains a main sequence star.
d) it migrates within the main sequence region, from the upper-left to the lower-right region on an h-r diagram

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What happens when a main sequence star evolves?

a) it becomes a red giant and leaves th...