The Science of Sound
Our hearing is one of our most important senses, necessary for basic communication, speech and awareness. But have you ever stopped to think, what exactly is sound? And how do our ears actually work? Sound is caused by something emitting energy in the form of a vibration. Areas of high and low pressure move outwards creating a form of longitudinal wave (a wave which vibrates in the direction of travel). The amplitude (volume) and frequency (pitch) of the sound wave…