The main source of Sun’s energy is

An immediate and intense type I reaction that can be treated…

A star which is 50 times as massive as our Sun is more likel…

The particles arriving on earth from nuclear reaction in the…

The principal enzyme for breaking down carbohydrates is ____…

Necessary for Vitamin B12 absorption, ________ is/are secret…

The corona of our Sun becomes visible during

A neutron star was first detected because

The force of gravity is stronger on the surface of

The color of the sunspots is due to