How do nuclear reactions occur on the sun

By In the Sun, the nuclear reaction which occurs is called the proton-proton cycle, in which four Hydrogen atoms are combined in a series of reactions to form one Helium atom; this chain of reactions also produces energy (in the form of gamma rays) and some other particles called neutrinos

The number of medals awarded to the track team during the season.

"electrical energy" transforms to "thermal energy".hope my answer has you : )