เว็ปไซต์เรื่องคลื่น

1. http://blake.prohosting.com/pstutor/physics/wave/wave_concept_files/image002.gif
2. http://upload.wikimedia.org/wikipedia/commons/thumb/f/f1/EM_spectrum.svg/180px-EM_spectrum.svg.png
3. http://upload.wikimedia.org/wikipedia/commons/thumb/3/31/Processing_of_sound.jpg/300px-Processing_of_sound.jpg
4. http://upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Light_dispersion_conceptual_waves.gif/180px-Light_dispersion_conceptual_waves.gif
5. http://www.most.go.th/tsunami/images/stories/image002.jpg