Nature of Sound

a tough membrane that transits sound waves from the outer ear to the inner ear

• eardrum

• cochlea

• hammer, anvil, stirrup

• oval window

• auditory nerve

three tiny bones in the middle ear that amplify sound waves

• eardrum

• cochlea

• hammer, anvil, stirrup

• oval window

• auditory nerve

spiral shaped structure that is filled with liquid and contains tiny hair cells

• eardrum

• cochlea

• hammer, anvil, stirrup

• oval window

• auditory nerve

sends nerve impulses to the auditory nerve

• eardrum

• cochlea

• hammer, anvil, stirrup

• oval window

• auditory nerve

transmits nerve impulses to the brain

• eardrum

• cochlea

• hammer, anvil, stirrup

• oval window

• auditory nerve

Sound waves are _____

• longitudinal

• transverse

What creates sound?

• vibrations

• something hitting the particles of other things

• energy

• willful thinking

• a vacuum

Tags

NGSS.MS-PS4-1

Where can sound not happen?

• solids

• liquids

• gases

• a vacuum

• outer space

Where do sounds tend to move slower?

• liquid

• gas

• solid

Where do sounds tend to move faster?

• liquid

• gas

• solid

Tags

NGSS.MS-PS4-2