Question

why do stars envolve​

Answer 1

Answer:

Nuclear fusion powers a star for most of its existence. Initially the energy is generated by the fusion of hydrogen atoms at the core of the main-sequence star. ... This process causes the star to gradually grow in size, passing through the subgiant stage until it reaches the red giant phase.

Explanation:

hope it works!!!!

please mark me as the brainliest and follow me