Open Sci Ed Sound

Sounds are made when something vibrates

• True

• False

Tags

NGSS.MS-PS4-1

You cannot hear sounds underwater

• True

• False

Sounds cannot travel through solids.

• True

• False

Tags

NGSS.MS-PS4-2

Sounds travel as waves.

• True

• False

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound waves travel through solids, gases and liquids.

• True

• False

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

The wave travels away from the vibrating source in all direcctions

• True

• False

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

How does a sound travel from a sound source to your ear?

• water

• solid

• air

• gas

Tags

NGSS.MS-PS4-2

Which part, inside the ear, the waves hit to make it vibrate?

• outer ear (pinna)

• cochlea

• eardrum

• ossicles

Which part has a fluid that makes tiny hairs vibrate and send signals to the brain.

• eardrum

• ossicles

• pinna

• cochlea

Which amplifies the sound from the heart?

(microphone- stethoscope

loudspeaker - headphones)

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• 
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