Sound Energy

Front

Sound travels through solids, liquids AND gasses.

Back

True

Front

What causes sound?

Back

vibrations

Front

The measure of how high or low a sound is called its

Back

pitch

Front

Which of the following is the best model to describe how a sound wave travels? Options: a tree branch moving in the wind, a car speeding down a hill, a baseball hit by a bat, a marble dropped in a bowl of water

Back

a marble dropped in a bowl of water

Front

What affects the pitch of a stringed instrument?

Back

The length and thickness of its strings.

Front

Why does cupping your hands around your mouth when you shout make the sound travel further?

Back

The sound doesn't spread as much.

Front

What would happen if you tighten the strings on a guitar?

Back

it would make a high pitch sound

Front

What is volume?

Back

the loudness or softness of a sound

Front

What causes an echo?

Back

sound waves bouncing off large, hard surfaces

Front

Why does the school music room have foam panels on the walls?

Back

To help prevent sounds from going to other parts of the school.