10.5 Flashcards
1
Q
Compression
A
the process of pushing a material into itself
2
Q
Rarefactions
A
In sound waves, the layers of air particles that are spread apart (between compressions
3
Q
Sound waves
A
vibrations of particles in the air
4
Q
Pitch
A
The highness or lowness of a sound. The pitch that you hear depends on the frequency of the vibrating air.
5
Q
Reverberation
A
longer-lasting sound caused by repeated reflection from hard surfaces
6
Q
Vibrations
A
repeated fast, back-and-forth movements
