Waves at boundaries and interference
Tomorrow I am teaching a class on waves. I wanted to talk about waves at boundaries and interference.
Here is a great animation of the "waves at a boundary":
http://www.kettering.edu/~drussell/Demos/reflect/reflect.html
Great visual explanation of constructive and destructive interference and standing waves:
http://www2.biglobe.ne.jp/~norimari/science/JavaEd/e-wave2.html
http://www2.biglobe.ne.jp/~norimari/science/JavaEd/e-wave3.html
http://www2.biglobe.ne.jp/~norimari/science/JavaEd/e-wave4.html
Here is a good demonstration of constructive and destructive interference:
Here is a great site for high speed photography of all sorts of wave phenomena:
http://www.ap.smu.ca/demos/navigation/navigation_frames.html
Here is a quick visual demonstration of how standing waves form:
Wave resonance demonstrated on a bridge:

