Three types of musical instruments and the factors affecting pitch in each are described. Students learn how harmonics are related to the quality of sound, how frequency differences produce beats, and how sound wave interactions affect acoustics.Premiere Date: February 12, 2002 | Runtime: 00:29:16
Chemistry & Physics consists of two series teaching high school college preparatory chemistry and physics. Chemistry: A Study of Matter and Physics Fundamentals provides instructional content delivered through thirty-minute episodes and integrated classroom materials. Episodes provide content while and engage students in discussions, problem-solving, and laboratory activities.