Physics constants are physical quantities with fixed numerical values. The following list contains the most common physics constants, including Avogadro’s number, Boltzmann’s constant, the mass of electron, the mass of a proton, the speed of light, the gravitational constant, and the gas constant.
Avogadro’s number:
Boltzmann’s constant:
Mass of electron:
Mass of proton:
Speed of light:
Gravitational constant:
Gas constant: