Sound and Electrical Energy Review

Front

What is the main source of current (power) in a circuit?

Back

Battery

Front

The ___________________ is how loud or soft a sound is.

Back

Volume

Front

When a wire becomes disconnected from the circuit, what do we then call that circuit?

Back

An open circuit

Front

Which of these objects is an insulator?

Back

Rubber Gloves

Front

Which statement is true? The light bulb will light up because the circuit is closed. The light bulb will light up because the circuit is broken. The light bulb will not light up because the circuit is closed. The light bulb will not light up because the circuit is open.

Back

The light bulb will not light up because the circuit is open.

Front

What is an insulator?

Back

An insulator is a material that does not allow electricity to flow through it easily.

Front

What is a conductor?

Back

A conductor is a material that allows electricity to flow through it easily.

Front

What happens in a closed circuit?

Back

In a closed circuit, electricity can flow and devices like light bulbs can work.

Front

What is sound?

Back

Sound is a form of energy that travels in waves and can be heard when it reaches a person's or animal's ear.

Front

What is pitch?

Back

Pitch is how high or low a sound is.