10. Transverse pulses and waves
20. Longitudinal pulses and waves
22. Standing waves
25. Impedence and dispersion
27. Compound waves
30. Wave properties of sound
33. Phase and froup velocity
35. Reflection & refraction (sound)
39. Transfer of energy in waves
40. Doppler effect
45. Shock waves
50. Interference and diffraction
55. Interference and diffraction of sound
60. Beats
70. Coupled resonators