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Everyday Science Everyday Science Difficulty: Medium

Sound of frequency below 20 Hz is:___________?

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More Everyday Science Questions

Dioptre is a unit of measurement for __________ ? Which law states that the rate of the effusion of a gas is inversely proportional to the square root of its density? 'ELISA' test is employed to diagnose? LPG consists of mainly:___________? What makes dark matter invisible to telescope?