BrainPOP Jr. - Sound Energy

Front

What part of our ear vibrates to help us hear?

Back

Eardrum

Front

What describes how loud or soft a sound is?

Back

Volume

Front

What happens when you hear an echo?

Back

Sound waves bounce back to your ear.

Front

Which pair of words are opposites?

Back

Whisper and roar

Front

Which sound has the lowest volume?

Back

D.

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves.

Front

What do we call the highness or lowness of a sound?

Back

Pitch

Front

What is an example of a sound with high pitch?

Back

A whistle.

Front

What is an example of a sound with low pitch?

Back

A drum.

Front

What do we call the distance between the highest and lowest points of a sound wave?

Back

Amplitude