Question

The end of the sun's life will include which event?

A.
a white dwarf cooling into a black dwarf
B.
the core collapsing after a supernova to form a neutron star
C.
a nebula aggregating together to form a protostar
D. a planetary nebula expanding into a red giant

Answer 1

Answer:A

Explanation: Once all the helium disappears , the forces of gravity will take over , and the sun will shrink into a white dwarf .