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07-01-2016
Social Studies

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The _______ of a sound wave is defined as the amount of energy passing through a unit area of the wave front in a unit of time.
A. frequency
B. amplitude
C. intensity
D. compression

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WorldCitizen WorldCitizen

07-01-2016

This is the intensity.

The intensity of a sound wave is the energy in form of vibration that passes through some unit, for example through square meter. The unit for this is watt over square meter or

w/m²

(watt is the energy, square meter is the unit area)

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