In physics, proton, from Greek –protos “first” + -on “subatomic particle”, symbol p (or p⁺), is a bound state particle, which charge +1, classified as a baryon, comprised of two up quarks and one down quark, bound by gluons.

The following are related quotes:

“The answer to the question ‘what are we made of’ is: protons and neutrons, the heavy particles, or baryons, and electrons, the light particles, or leptons.”
Michael Robinson (1999), The Nine Number of the Cosmos [1]

See also
Social proton

1. Rowan-Robinson, Michael. (1999). The Nine Numbers of the Cosmos (pgs. 6, 8). Oxford University Press.

External links
Proton – Wikipedia.

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