Edexcel OLevel Physics Revision Note (Updated)

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Lesson

Lesson-10.2.3- know that the frequency range for human hearing is 20???20???000???Hz. practical: investigate the speed of sound in air.

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Lesson-10.2.2- know that sound waves are longitudinal waves which can be reflected and refracted.Previous Lesson-10.2.4- understand how an oscilloscope and microphone can be used to display a sound wave.Next