Science · Topic 46 of 64
Electric Circuits
⭐ MasteredAn electric circuit is a loop that lets electricity flow from a battery, through wires and components, and back again. A break in the loop stops the flow.
💡 Fun fact
Your house has many circuits that carry electricity to every room.
All about Electric Circuits
An electric circuit is a closed loop that lets electricity flow from a power source, such as a battery, through wires and components and back to the source. If the loop is broken, the current stops.
Switches open and close the loop, which turns devices on and off.
🎮 Try it yourself!
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Real-life uses of Electric Circuits
- Understanding torches, toys and household lights
- Designing simple electronic projects
- Learning how house wiring keeps people safe
Frequently asked questions about Electric Circuits
What must a circuit have?
A circuit must be a closed loop with a power source.
What does a switch do?
A switch opens or closes the circuit to stop or start the flow of electricity.