Unit 4 Vocabulary- Sound

A ____________________ is a longitudinal wave that is caused by vibrations and travels through a medium.

• light wave

• sound wave

• microwave

• water wave

Tags

NGSS.MS-PS4-1

In a ________________________ wave, the particles vibrate in the same direction that the wave travels, or parallel to the wave.

• light wave

• microwave

• water wave

• longitudinal wave

_____________________ is how high or low you think a sound is.

• volume

• amplitude

• pitch

• frequency

______________________ is a measure of how well sound can be heard.

• loudness

• pitch

• volume

• frequency

Tags

NGSS.MS-PS4-1

The most common unit to express sound is the _________________

• Hertz

• Decibel

• Newton

• Meter

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

The ______________________ is the change in the OBSERVED frequency of a wave if the sound source, the observer, or both are moving.

• Movement effect

• Doppler Effect

• Zoom Effect

• Newton Effect

A(n)_________________________ is a reflected sound wave.

• echo

• Arc

• vibration

• rarefaction

Tags

NGSS.MS-PS4-2

_________________________ happens when two waves overlap and eventually combine to form one wave.

• convergance

• Protbuberance

• Interception

• Interference

Tags

NGSS.MS-PS4-1

_______________________ happens when a sound wave matches the natural frequency of an object and causes the object to vibrate.

• interference

• resonance

• protuberance

• convergence

Tags

NGSS.HS-PS4-1

________________________ is the use of echos, or reflected sound, to find objects.

• ultrasound

• sonography

• echolocation

• reflexology

Tags

NGSS.MS-PS4-2