5) The feoquency of sounds is measured in
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Sound level is measured in Decibels (dB). The number of waves (or vibrations) per second is called frequency and is measured in Hertz (Hz).
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Answer:
hertz
Explanation:
Frequency is measured in hertz (Hz). For sound, this means the number of pressure waves per second that would move past a fixed point. It is also the same as the number of vibrations per second the particles are making as they transmit the sound.
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