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a police radar has an effective range of 13 km while a motorists radar detector has a rangeof 18 km the motorist is
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when you take multiple measurements of any variable which erroris reduced random or systematic explainwhen you select
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many star are observed to have rotation periods that lengthenslightly with time a phenomenon called spin down the rate
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in this particular problem and solution the answer makes sense but one of the conversions does not for the conversion