Sound Flashcards
1
Q
Compression
A
when particles of matter are pushed closer together
2
Q
Expansion
A
when particles of matter are pulled away from each other
3
Q
Pitch
A
how high or low a sound is; the pitch of a sound depends on the frequency of the sound waves
4
Q
Loudness
A
the energy of a sound wave; the greater the energy of the wave, the greater its amplitude and, therefore, the louder the sound
