Circuit Basics and Symbols

Front

An object through which electrons can easily flow is called a(n) ___________.

Back

Conductor

Front

What happens when the switch in a circuit is opened?

Back

The switch prevents electric current from flowing through the circuit.

Front

What does this symbol represent? (Image of a cell)

Back

Cell

Front

Which wire has more resistance: long or short?

Back

Long wire has more resistance.

Front

What is a current?

Back

A constant flow of electricity.

Front

What is an insulator?

Back

An object that does not allow electrons to flow easily.

Front

What is a circuit?

Back

A closed path through which electric current flows.

Front

What is the purpose of a switch in a circuit?

Back

To open or close the circuit, controlling the flow of electricity.

Front

What does a battery do in a circuit?

Back

It provides the electrical energy needed to push the current through the circuit.

Front

What is the symbol for a bulb in a circuit diagram?

Back

A circle with a cross inside it.