2.2 Circuits Vocabulary

Front

What is a device that opens or closes a circuit?

Back

A switch is a device that opens or closes a circuit.

Front

What is an electric circuit with only one path for current to flow?

Back

A series circuit is an electric circuit with only one path.

Front

What is an electric circuit that has two or more paths for current to flow?

Back

A parallel circuit is an electric circuit with two or more paths.

Front

What is the form of energy produced inside particles of matter?

Back

Electricity is the form of energy produced inside particles of matter.

Front

What is a substance that allows electricity or heat to easily pass through it?

Back

A conductor is a substance that allows electricity or heat to easily pass through it.

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 happens to the current in a series circuit if one component fails?

Back

If one component fails in a series circuit, the entire circuit is broken and current stops flowing.

Front

What is the main advantage of a parallel circuit over a series circuit?

Back

The main advantage of a parallel circuit is that if one component fails, the other components can still function.

Front

What is the definition of voltage?

Back

Voltage is the electrical potential difference between two points in a circuit.

Front

What is the unit of measurement for electric current?

Back

The unit of measurement for electric current is the ampere (A).