Sound Physical Science

Increasing the frequency of a sound wave will change the _____ of a sound.

In terms of hearing:

The ear gathers compressional waves.

Does this occur 1st, 2nd, 3rd, or 4th?

• 1st

• 2nd

• 3rd

• 4th

Tags

NGSS.MS-PS4-2

At 0^oC how fast does sound travel through air?

• 330 m/s

• 1,400 m/s

• 4,000 m/s

Tags

NGSS.MS-PS4-2

Finding objects by emitting sound waves and interpreting the reflected sound

• echo

• resonator

• music

• echolocation

Tags

NGSS.MS-PS4-2

Fluid-filled structure of the inner ear that contains hair cells

• Doppler effect

• resonator

• cochlea

• eardrum

Membrane that vibrates the bones of the middle ear

• Doppler effect

• resonator

• cochlea

• eardrum

Used to locate objects underwater by the reflection of sound waves

• echolocation

• reverberation

• acoustics

• sonar

Tags

NGSS.MS-PS4-2

Unpleasant echo effect caused by many sound reflections

• echolocation

• reverberation

• acoustics

• sonar

Tags

NGSS.MS-PS4-2

The study of sound

• echolocation

• reverberation

• acoustics

• sonar

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sounds with frequencies above 20,000Hz

• echolocation

• reverberation

• ultrasonic waves

• sonar