Astronomers do IT all night. Chemists do IT by bonding. Newton did IT with force. Eighteenth century physicists did IT with rigid bodies. Maxwell did IT with magnetism. Volta did IT with a jolt. Watt did IT with power. Joule did IT with energy. Ohm did IT with resistance. Pascal did IT under pressure. Hooke did IT using springs. Coulomb got all charged up about IT. Hertz did IT frequen…