A) Plutonium
B) Hydrogen
C) Helium
D) Uranium
Correct Answer: B
Solution :
Chemically, about three quarters of the Sun's mass consists of hydrogen, while the rest is mostly helium. Like most stars, it is a main-sequence star. and thus generates its energy by nuclear fusion of hydrogen nuclei into helium. In its core, the Sun fuses about 620 million metric tons of hydrogen each second.
You need to login to perform this action.
You will be redirected in
3 sec
