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The top documents tagged [decibels loudness]
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decibels loudness
Working with Deaf, Hard of Hearing, or Deafblind Employees State of Wisconsin Office for the Deaf and Hard of Hearing.
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18 – 2 The Nature of Sound. What is Sound? Sound is a form of energy caused by vibrations. To vibrate means to move back and forth rapidly. What vibrates.
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Test of Hearing And Pure tone Audiometry Dr. Taj.
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