Plz 1. what is the process whereby stars create elements heavier than hydrogen? a. hydrogenation b. atom splittting c. atomic growing d. nuclear fusion 2. very heavy elements such as gold and uranium are formed by a. hydrogen burning in small stars b. nuclear spltting c. loss of neutrons d. supernova explosions 3. when a star becomes a red giant it will a. shrink and cool b. shrink c. shine hotter d. expand and cool 4. a low mass star that converts helium to carbon is a a. red giant b. black dwarf c. protostar d. white dwarf