The loudness of a sound wave is determined by its ____.

amplitude

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frequency

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wavelength

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pitch

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Solution

The correct option is A amplitude
The amplitude of a sound wave determines its loudness or volume. A larger amplitude means a louder sound, and a smaller amplitude means a softer sound.

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Similar questions

By reducing the amplitude of a sound wave, its:

(a) pitch increases (b) loudness decreases

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