What is a Circuit? A circuit is a closed loop of electrical conductors and loads (lights, devices and appliances) that allows electricity to flow, kind of like a circular racetrac ...

Electricity means the presence or motion of electrical charge. When the charge is moving from its source (origin) to sink ...

Electrical circuits work by moving electrical energy from a supply, like a batter, to where it is needed. The electrical circuits in our homes use metal wires coated in plastic.

How do series and parallel circuits work? - OCR 21st Century Audio. Electrical current transfers energy around circuits. There are two different types of circuits – series and parallel.

How does electricity work? The universe as we know it is governed by four fundamental forces: the strong nuclear force (which holds subatomic particles together inside atoms), the weak nuclear ...