This particle is made up of two up quarks and one down quark, and the (*) number of these particles in an atom equals the atomic number of its element.
A series of reactions named for two of these objects describes the fusion of hydrogen into helium. This particle is the heavier product of beta-minus decay. This particle is made up of two up quarks and one down quark, and the (*) number of these particles in an atom equals the atomic number of its element. For ten points, name this particle that is found in the nucleus with neutrons.
A series of reactions named for two of these objects describes the fusion of hydrogen into helium.
proton