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Compression - sound particles are squashed together., Rarefraction - sound particles are spread out., Longitudinal - are sound waves., Hertz - how quickly something vibrates., Decible - the measurement of sound., 20 - 20 000 hertz - is the range of human hearing.,

Match up hearing

by Sj13

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Community Sj13 KS3 Phy

United Kingdom

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Interactives