Your Safer Source for Science

Since 1977

Address P.O. Box 219 Batavia, IL 60510
Phone 800-452-1261
Fax 866-452-1436

Teachers can demonstrate a standing wave by using a centrifuge device with a simple attachment. The discussion of wavelength and amplitude will become much more concrete as students see these principles for themselves!


  • Nodes & Antinodes
  • Amplitude
  • Frequency
  • Constructive vs. Destructive Interference
  • Standing Waves
  • Atomic & Electron Structure