Open and Closed Circuits

Front

What is an open circuit?

Back

An open circuit is a circuit that is not complete, meaning electricity cannot flow through it.

Front

What is a closed circuit?

Back

A closed circuit is a complete circuit that allows electricity to flow through it.

Front

What happens when a switch is closed in a circuit?

Back

When a switch is closed, it completes the circuit, allowing electricity to flow and power devices like light bulbs or buzzers.

Front

What happens when a switch is open in a circuit?

Back

When a switch is open, it breaks the circuit, stopping the flow of electricity.

Front

What is needed for a circuit to work?

Back

A circuit needs a power source (like a battery), a complete path (wires), and a device (like a light bulb) to work.

Tags

NGSS.4-PS3-2

Front

What is the role of a battery in a circuit?

Back

A battery provides the electrical energy needed to power the circuit.

Front

What is the role of a switch in a circuit?

Back

A switch controls the flow of electricity by opening or closing the circuit.

Front

What is a circuit diagram?

Back

A circuit diagram is a visual representation of an electrical circuit, showing the components and their connections.

Front

What is a buzzer in a circuit?

Back

A buzzer is a device that makes sound when electricity flows through it.

Front

What does it mean to complete a circuit?

Back

To complete a circuit means to create a continuous path for electricity to flow.