Electricity -- Resistors -- Ohm's law -- Series circuits -- Parallel circuits -- Series-parallel circuits -- Voltage dividers and current dividers -- Analog and digital multimeters -- Kirchhoff's laws -- Network theorems -- Conductors and insulators -- Batteries -- Magnetism -- Electromagnetism -- Alternating voltage and current -- Capacitance -- Capacitive reactance -- Capacitive circuits -- Inductance -- Inductive reactance -- Inductive circuits -- RC and L/R time constants -- Alternating current circuits -- Complex numbers for AC circuits -- Resonance -- Filters -- Diodes and diode application