## Units --- - [[Current]] - [[Resistance]] - [[Voltage]] - [[Power]] ### General --- - usually means the movement of electrons - these electrons can exert a huge force (electric force) on other electrons & atoms - 20th century was the century of electricity ## Formulas --- - [[Ohm's Law]] - [[Coulomb's Law]] - [[Maxwell's Equations]] ## Conductivity --- - [[Conductors]] - [[Insulators]] - [[Semiconductors]] - [[Superconductors]] ## Electrical Energy Manipulation --- - [[Generators]] - [[Engines]]