KS3 Current electricity

Front

What is the function of a switch in a circuit?

Back

To turn on and off the flow of current.

Front

What does this symbol represent in a circuit?

Back

Battery.

Front

What type of circuit has only one path for current to flow?

Back

Series circuit.

Front

What happens to like (similar) charges in an electric field?

Back

They repel each other.

Front

What does this symbol represent in a circuit?

Back

Switch.

Front

What is the role of a battery in a circuit?

Back

To provide electrical energy.

Front

What is a parallel circuit?

Back

A circuit where there are multiple paths for current to flow.

Front

What is the effect of opposite charges on each other?

Back

They attract each other.

Front

What is a resistor used for in a circuit?

Back

To limit the flow of current.

Front

What is the unit of electric current?

Back

Ampere (A).