Understanding How Hearing Works

What is sound actually?

• A color

• A vibration

• A light

• A smell

What carries the energy of vibrations as a sound wave?

• Air

• Heat

• Water

• Light

What is the outer ear called?

• Cochlea

• Eardrum

• Pinna

• Stirrup

What is the shape of the outer ear compared to?

• A square

• A funnel

• A triangle

• A circle

What does the outer ear help you determine?

• The color of a sound

• The taste of a sound

• Where a sound is coming from

• The size of a sound

Where are sound waves directed after being collected by the outer ear?

• To the eyes

• To the nose

• To the mouth

• To the ear canal

What happens when sound waves hit the eardrum?

• They disappear

• They cause the three bones of the middle ear to move

• They become louder

• They change color

What is the smallest bone in the middle ear called?

• Stirrup

• Anvil

• Hammer

• Cochlea

What does the stirrup fit into?

• The triangle window

• The square window

• The round window

• The oval window

What moves when the oval window moves?

• Bones

• Light

• Fluid in the inner ear

• Air