Sound, IGCSE Cambridge Physics (0625) for CIE, P3, Waves

This video is the seventh of Cambridge Physics IGCSE Physics, Unit 3, Waves. It covers a brief recap of basic wave terms, how amplitude and frequency change a sound wave, the range of human hearing, how sound waves are produced, how sound travels in different mediums and how to calculate the speed of sound. The next lesson on ultrasound can be found here:    • Ultrasound IGCSE Cambridge Physics (0625) ...