Označeno: fizikalne enote

Viri: https://en.wikipedia.org/wiki/James_Prescot_Joule https://en.wikipedia.org/wiki/Isaac_Newton https://en.wikipedia.org/wiki/James_Watt https://en.wikipedia.org/wiki/Ampere https://en.wikipedia.org/wiki/Alessandro_Volta https://en.wikipedia.org/wiki/Georg_Simon_Ohm https://en.wikipedia.org/wiki/Blaise_Pascal https://sl.wikipedija.org/wiki/Mednarodni_sistem_enot#/media/Slika:SI_base_units.svg