Hearing Sequence To Bones, To Cochlea Through Canal to Drum High Amplitude Medium Amplitude Low Amplitude Water Wave Sound Wave Pure Wave Wavelength Octave Above Middle A Middle A Octave Above Middle C Middle C Piano Parts Animal Ears Lightning: Close By Brass Music Blues Music Peruvian Music Japanese Music Human Speech Cloth Walls: No Echo Wood Walls: Weak Echo Marble Walls: Strong Echo Harp Timpani Gong Vibrations Travel to Ear Various Sound Speeds Sonar: Fish Finder Lightning: Far Away