Chapter 17

17.1 Sound
https://cnx.org/contents/JydfSfIS:nSDxAoyX/17.1

17.2 Speed of Sound, Frequency, and Wavelength
https://cnx.org/contents/JydfSfIS:yEAzTwGJ/17.2

17.3 Sound Intensity and Sound Level
https://cnx.org/contents/JydfSfIS:YgXzJxtu/17.3

17.4 Doppler Effect and Sonic Booms
https://cnx.org/contents/JydfSfIS:N4kemM6L/17.4

17.5 Sound Interference and Resonance: Standing Waves in Air Columns
https://cnx.org/contents/JydfSfIS:5MG__z6R/17.5