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Sound intensity & decibels

Physics · Sound

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About this practice set

Sound intensity & decibels is part of Physics (Sound). Questions are generated with new numbers each time you practise. Levels available: Easy. After you answer, an explanation is shown.

Example questions

A taste of what you will practise. Answers are revealed after you try.

  • Easy

    A sound has an intensity of 1.0e-9 W/m². What is its level in decibels?