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9/29/16
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Auditory System (hearing)
Sound
• Vibrating object displaces molecules in a wave pattern
Sound
• Vibrating object displaces molecules in a wave pattern
Sound
• Vibrating object displaces molecules in a wave pattern
• Animation: www.acs.psu.edu/drussell/
Demos/waves-intro/wavepulse.gif
Sound wave plot Properties
• Frequency – cycles/second (Hertz, Hz) • Amplitude – height of the wave • Phase – beginning point
9/29/16
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Properties Complex waveforms
Complex waveforms: beats example Anatomy
Impedance matching Acoustic reflex
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