hearing and sound

A series of vibrations you can hear

• sound waves
• pitch
• sound
• speed of sound

Tags

NGSS.MS-PS4-1

The amount of energy a wave carries corresponds with its ____.

• crest
• wavelength
• amplitude
• period

Tags

NGSS.MS-PS4-1

Area where air is pushed together by vibrations

• speed of sound
• compression
• pitch
• sound waves

Tags

NGSS.MS-PS4-2

Measure of how high or low a sound is

• amplitude
• compression
• speed of sound
• pitch

What is the function of the ridges on your outer ear?

• They prevent germs from entering your middle ear.

• They direct sound into your middle ear.

• They prevent loud noises from damaging your inner ear.

• They filter out very high and low-frequency sounds.

How is your eardrum like a real drum?

• It produces sound.

• It vibrates.

• It is frequently struck by the bones in your middle ear.

• It is hollow.

Tags

NGSS.MS-PS4-1

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What is unique about the hammer, stirrup, and anvil?

• They are the smallest bones in your body

• They are the only bones in your body that move

• They are the only bones located in your head

• They are the only bones that cannot be broken

If your inner ear lacked nerve fibers, what might happen?

• Sound would be unable to travel to your brain.

• Your eardrum would be unable to vibrate.

• Your hammer could not tap against your anvil.

• Sound waves could not enter your ear.

Tags

NGSS.MS-LS1-3

The rate in which sound waves occur is?

• vibration
• echo
• frequency

Sound travels fastest through...

• gas
• liquid
• solids/metals
• space

Tags

NGSS.4-PS4-1

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