A healthy human ear can hear from ________ to ________ cycles of sound vibrations per second.

Name: A healthy human ear can hear from ________ to ________ cycles of sound vibrations per second.
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Question

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The normal range of hearing for a healthy human ear is between 20 and 20,000 cycles (also called Hertz - Hz) of sound vibrations per second. Choice A (10-20) is too low, choice C (20-440) is too narrow, and choice D (20-440,000) is too high.

A Healthy Human Ear Can Hear from ________ to ________

A Healthy Human Ear Can Hear from to