Sound Waves

Front

Bending of waves around an object (such as through a doorway)

Back

diffraction

Front

The number of wavelengths that pass a point each second

Back

frequency

Tags

NGSS.HS-PS4-1

Front

Material (matter) through which a wave travels

Back

medium

Tags

NGSS.MS-PS4-2

Front

A wave in which the vibration is in the same direction as that in which the wave is traveling (ex. sound waves)

Back

longitudinal wave

Front

The part of a longitudinal wave where the particles of the medium are close together.

Back

compression

Front

A part in a longitudinal wave where the particles are spread apart: compression, rarefaction, crest, trough

Back

rarefaction

Front

The number of wavelengths that pass a point each second

Back

frequency

Tags

NGSS.HS-PS4-1

Front

A reflected sound wave

Back

echo

Tags

NGSS.MS-PS4-2

Front

A wave that requires a medium through which to travel

Back

mechanical wave

Tags

NGSS.MS-PS4-2

Front

Highest point of a wave

Back

crest

Tags

NGSS.MS-PS4-1