How many snowflakes are estimated to fall each year

Explanation:

a cubic foot of snow can contain roughly one billion crystals. A rough estimate of the number of snow crystals that fall to Earth per year is "about 1 followed by 24 zeros

answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

hope it