Electric current:
flow or movement of electrons

wire

power source (cell or battery)

bulb, lightbulb or lamp

Circuit: path through
the electric current travels

switch

button or pushbutton

Series circuit

Parallel circuit

to turn on/switch on

to turn off/switch off

to fuse (a bulb or lamp)

electric motor

electrical resistance
(ohms)

voltage
(volts)

current intensity
(amps)

Ohm's Law

bell or buzzer

shaft or axle
(of a motor)