4.4 Hearing Quiz

What kind of waves vibrate our eardrums so we can hear?

• Microwaves

• Water Waves

• Light Waves

• Sound Waves

• Radio Waves

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Look at the picture. Which sound wave represents a low pitch and low frequency?

• Sound A

• Sound B

Which wave has a greater amplitude?

• Solid Line

• Dotted Line

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How many bones are in our ears?

• One

• Two

• Three

What is the job of the ear drum?

• Ear Drum collects the vibrations from the air and send to the middle ear.

• Ear Drum creates electonic sound waves.

• Ear Drum makes sound

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Which organ is responsible to detect and interpret sounds?

• eyes

• mouth

• ears

• nose

The higher the frequency the....

• higher the pitch

• lower the pitch

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What is this?

• Ear Drum

• Ear Canal

• Pinna

• Cochlea

• Hearing Nerve

This structure is stretched tight like the skin of a drum and is very sensitive.

• Pinna

• Eardrum

• Anvil

• Hammer

What is a structure in your ear that is a tube that circles around itself like a violin containing fluid?

• Cochlea

• Cilia

• Anvil

• Malleus