Difference between revisions of "Proton"
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An [[atom]] is made of three particles, protons, [[neutron|neutrons]], and [[electron|electrons]]. Protons and [[neutron|neutrons]] make up the nucleus of the atom.<ref>Serway, Beichner: ''Physics for Scientists and Engineers'', 5th edition</ref> | An [[atom]] is made of three particles, protons, [[neutron|neutrons]], and [[electron|electrons]]. Protons and [[neutron|neutrons]] make up the nucleus of the atom.<ref>Serway, Beichner: ''Physics for Scientists and Engineers'', 5th edition</ref> | ||
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Revision as of 00:33, May 15, 2007
An atom is made of three particles, protons, neutrons, and electrons. Protons and neutrons make up the nucleus of the atom.[1]
A proton is made up of two up quarks and one down quark. According to the Standard Model of particle physics, quarks are fundamental particles, meaning that they cannot be split into smaller particles.[2]
Properties
- mass: 1.6726231e-27 kg
- charge: 1.60218925e-19 C