Hey Lauren that's a massive question, like the universe - what's and alpha particle - which is distinguishable from helium for example.... There are three main subatomic particles, proton, neurons, electrons and well if we take that Alpha particles were positiviely charge out 7000 more massive than an electron, then how long is a piece of string?
Hope a useful start, good luck on your definitive research....
Catherine Adams
Hope a useful start, good luck on your definitive research....
Catherine Adams