PHY138: Physics for the Life Sciences

Department of Physics, University of Toronto

Jason Harlow
Monday, November 12, 2007

Waves Section, Lecture 3: Wave Model, Sinusoidal Waves, Waves in 1D, 2D, 3D.

Chapter 20: Traveling Waves.


  • Section 20.1: The Wave Model
  • Section 20.2: One-Dimensional Waves
  • Section 20.3: Sinusoidal Waves
  • Section 20.4: Waves in Two and Three Dimensions


Side-screen Slides

Web Format

Powerpoint Format (.ppt)

PDF Format


Central Screen tablet notes

Web Format

PDF Format



Flash Animation of Longitudinal Displacement Wave



2-D Interference Applet courtesy of MIT


Ripple Tank Simulator (quite addictive!) from