Mechanical Waves

Here are the notes for today:



Here is a website with animations of the different kids of mechanical waves:

Acoustics and Vibrations Animations, Daniel A. Russell, Pennsylvania State University

Here is the stuff about earthquakes:
Types of Seismic Waves (L. Braile, Purdue)
Seismic Waves (YouTube)


Suggested homework: p.469 #41 & 44.