This DVD contains 4 - 20 minute videos:
The Nature of Light Important concepts discussed include: electromagnetic spectrum, wavelength, frequency, luminous object, incandescence, florescent, neon, photon, and photoelectric effect.
In Sound, Bill's pickin' up good vibrations when he joins rock group Soundgarden in the recording studio. Bill and pals unleash the power of sound as they tap, sing, and band sound waves to eardrums everywhere.
