What do we call a sound that is loud and unpleasant?

• Noise

• Echo

• Note

• Music

What causes the particles in the air to carry sound?

• Light

• Moisture

• Vibration

• Heat

What part of the ear helps to detect sound vibrations?

• Outer ear

• Earlobe

• Drum-like part

• Ear canal

What happens when you pluck the rubber band on the coffee can?

• It becomes hot

• It changes color

• It produces light

• It vibrates and makes sound

What should you do to stop the sound from a vibrating rubber band?

• Pull it harder

• Let it go

• Hold it still

• Stretch it more