Sound Waves

Front

What do you get when sound waves are reflected off a hard surface?

Back

Echo

Front

What is a pitch?

Back

highness or lowness of a sound

Front

The number of wavelengths that pass a point each second

Back

frequency

Front

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

Back

rarefaction

Front

The part of a longitudinal wave where the particles of the medium are close together. Options: rarefaction, compression, crest, trough

Back

compression

Front

A disturbance that travels through a medium as a longitudinal wave

Back

sound

Front

When a sound is louder, what measurement gets higher? Options: Frequency, Amplitude, Wavelength, Crest

Back

Amplitude

Front

Why is the school library covered with carpet?

Back

To help absorb sounds to keep it quiet.

Front

The term that refers to how loud or soft a sound is:

Back

volume

Front

In general, sound waves travel the slowest in __________ (solid, liquid, gas, plasma)

Back

Gas