4 ms·
A daily life parallel: You can use a lighter to put a small amount of energy into a bunch of wood to extract more energy than you put it. In the case of fusion,
by ihaveajob 4y ago
A daily life parallel: You can use a lighter to put a small amount of energy into a bunch of wood to extract more energy than you put it. In the case of fusion, this energy is coming from fusing hydrogen atoms, rather than a chemical reaction.