What happens to a sun sized star during its lifetime?

answer:

explanation:

as such, when our sun runs out of hydrogen fuel, it will expand to become a red giant, puff off its outer layers, and then settle down as a compact white dwarf star, then slowly cooling down for trillions of years.

u=13

v=30

s/t=u+1\2at

=13+431/2

=13+265.5

=278.5

explanation:

a fuel engine ( known as a gasoline engine in american english )is an internal combustion engine with spark ignition, designed to run on petrol (gasoline) and similar volatile fuels.