Answer to Question #112921 in Astronomy | Astrophysics for Meer S Gujral

Question

How was all the uranium-235 in the universe created?
A - By lighter nuclei slowly absorbing neutrons during a supernova explosion.
B - By the nuclear fusion of lighter elements in the cores of main sequence stars.
C - By lighter nuclei rapidly absorbing neutrons during a supernova explosion.
D - By the nuclear fusion of lighter elements in the cores of red giants.

Answer 1

A - By lighter nuclei slowly absorbing neutrons during a supernova explosion