College Physics Chapter 13

P'Cast 13-1 Wave Speed on a Sperm's Flagellum
P'Cast 13-3 Tension in a Sperm's Flagellum
P'Cast 13-4 Propagation Speeds
P'Cast 13-7 An Amorous Frog
P'Cast 13-8 Guitar Tuning
P'Cast 13-10 Delivering Energy to an Eardrum
P'Cast 13-13 Sonic Boom

Balloon Art Concept Check Frequency and period of a wave (12-1)
Balloon Art Concept Check Angular frequency of a wave (13-1)
Balloon Art Concept Check Propagation speed, frequency, and wavelength of a wave (13-2)
Balloon Art Concept Check Angular wave number (13-5)
Balloon Art Concept Check Wave function for a sinusoidal wave propagating in the plusx direction (13-6)
Balloon Art Concept Check Propagation speed, angular frequency, and angular wave number (13-7)
Balloon Art Concept Check Pressure variation for a sinusoidal sound wave propagating in the plusx direction (13-9)
Balloon Art Concept Check Speed of a transverse wave on a rope (13-10)
Balloon Art Concept Check Speed of a longitudinal wave in a fluid (13-11)
Balloon Art Concept Check Speed of a longitudinal wave in a solid rod (13-12)
Balloon Art Concept Check Conditions for constructive and destructive interference of waves from two sources (13-15)
Balloon Art Concept Check Wavelengths for a standing wave on a string (13-18)
Balloon Art Concept Check Frequencies for a standing wave on a string (13-19)
Balloon Art Concept Check Wavelengths for a standing sound wave in a closed pipe (13-21)
Balloon Art Concept Check Wavelengths for a standing sound wave in an open pipe (13-23)
Balloon Art Concept Check Beat frequency (13-25)
Balloon Art Concept Check Sound wave intensity in terms of displacement amplitude A (13-29)
Balloon Art Concept Check Sound wave intensity in terms of pressure amplitude Pmax (13-31)
Balloon Art Concept Check Inverse-square law for sound waves (13-32)
Balloon Art Concept Check Sound intensity level (13-33)
Balloon Art Concept Check The Doppler effect (13-35)
Balloon Art Concept Check Mach angle (13-37)

Math Tutorial-1 Significant Figures
Math Tutorial-2 Equations
Math Tutorial-3 Direct and Inverse Proportions
Math Tutorial-4 Linear Equations
Math Tutorial-5 Quadratic Equations and Factoring
Math Tutorial-6 Exponents and Logarithms
Math Tutorial-7 Geometry
Math Tutorial-8 Trigonometry
Math Tutorial-9 The Dot Product
Math Tutorial-10 The Cross Product