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Class 9 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceRepeated measurements are sometimes slightly high and sometimes slightly low. What is the best way to reduce this uncertainty?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationExpertScienceA student performs three identical trials before calculating a mean. What is the main benefit?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceWhy do results become more reliable when an experiment is repeated several times?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceWhich quality improves when an experiment is repeated several times?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceWhat benefit is obtained by observing the same event several times?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsMediumScienceAn experiment produced different readings each time but all were spread around the true value. What does this indicate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceWhich problem may be reduced but not completely eliminated by averaging several measurements?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHardScienceWhy is drawing a definite conclusion from a single measurement weak?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHardScienceIf repeated measurements vary sometimes above and sometimes below the expected value what type of error is indicated?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHardScienceWhat is the benefit of taking several measurements and calculating the average?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceMediumScienceWhat is the benefit of taking the same measurement several times in science?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceEasy

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