78.999 Views
Energy, things like light, heat, and sound, moves in waves. You’ve probably seen waves in the ocean, or ripples when you throw a rock in a pond. Moving energy is not like the wave you do with your hand.
First Air Date : Sep 10, 1993
Last Air date : Jun 20, 1998
Episode : 100 Episode
Season : 5 Season
Runtime: 26:14 minutes
Studio: PBS
Country: United States of America