Quiz on Sound

Which of the following can sound NOT do?

• Be absorbed

• Be reflected

• Be seen

• Be modified

What is needed to hear sound?

• Light

• Vibrations

• Water

• Heat

What is the function of the eardrum when sound waves hit it?

• It absorbs the sound

• It vibrates

• It amplifies the sound

• It blocks the sound

What is the purpose of the tiny hairs in the cochlea?

• To create sound

• To block sound

• To move with vibrations

• To change sound

Why is it important that the eardrum is tucked inside your head?

• To keep it warm

• To protect it from sharp objects

• To help it grow

• To make it invisible

What should you never stick in your ear?

• Cotton swabs

• Sharp objects

• Earplugs

• Fingers

What is the role of earwax?

• To make the ear smell nice

• To collect dust

• To help you hear better

• To change ear color

When Aiden claps his hands, how quickly does his brain process the sound vibrations?

• In less than a second

• In a minute

• In an hour

• In a day

What protects your ears besides the eardrum?

• Hair

• Earwax

• Skin

• Bones

What is echolocation?

• Using light to find objects

• Using sound waves to navigate

• Using water to communicate

• Using radio waves to send signals