Circuits and Energy Transformation

Front

What is a circuit?

Back

A circuit is a closed path through which electric current flows.

Front

What role does a switch play in a circuit?

Back

A switch opens or closes the circuit, controlling the flow of electricity.

Front

What is energy transformation?

Back

Energy transformation is the process of changing energy from one form to another.

Front

What type of energy transformation occurs in a toaster?

Back

Electrical energy is transformed into thermal energy.

Front

What type of energy transformation occurs in a flashlight?

Back

Electrical energy is transformed into light energy.

Front

What is the function of a light bulb in a circuit?

Back

A light bulb transforms electrical energy into light energy.

Front

What is a complete circuit?

Back

A complete circuit is one that has no breaks, allowing electricity to flow.

Front

What is a battery's role in a circuit?

Back

A battery provides electrical energy to the circuit.

Front

What is the purpose of wires in a circuit?

Back

Wires connect components in a circuit and allow electricity to flow between them.

Front

What happens when a switch is open?

Back

When a switch is open, the circuit is incomplete, and electricity cannot flow.