Hearing Lab - Coosa High School
The human ear can hear frequencies (pitches of sound) at 20 – 20,000 Hertz, but the range where the most useful pitches, such as speech sounds, occur is at 500-4000 Hz. A hearing test measures how well a person hears at 250 – 8000 Hz. Hearing loss from noise exposure typically affects the high frequency range of human hearing (3000-6000 Hz). ................
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