How the ear works

You may license this video royalty free by contacting us at Many of us take for granted a very extraordinary ogan... our ears. To understand the ear, we need to understand what sound is. The speakers you are listening to right now are in and out causing a wave of pressure through the air The frequency of these waves, or the speed at which the sound creating surface moves back and forth affects the pitch of the sound. The level of air pressure in each wave is directly related to how loud the sound is. The outer part of our ear catches these waves. It faces forward and has a specially designed structure of curves helping us to determine the direction of sound, and emphasize frequencies used in human speech Now that the sound waves are caught, they travel through the ear canal and strike against our thin membrane about 10 mm wide. Now that we received the sound, the middle ear transfers this energy. The smallest