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Reliability

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

ScienceWhat can be checked when different students perform the same experiment using the same method?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasy ScienceWhat is the benefit of increasing the number of samples in a fair experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasy ScienceWhat is the main benefit of repeating an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasy ScienceIf a student uses a different instrument for each measurement what effect may this have on data comparison?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpert ScienceA student measured temperature three times and obtained different values. What is the best reporting method?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpert ScienceA student measured plant height in the morning on some days and in the evening on other days. What type of problem is most likely to increase?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpert ScienceA scientist found a difference between the averages of two groups but values within both groups were widely spread. What should be examined before concluding?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceIn which situation is reproducibility of an observation best tested?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceThree groups of seeds were kept at different temperatures but each group contained only one seed. What is the best way to increase the reliability of the conclusion?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceWhat is the main purpose of repeating the same experiment on different days?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceWhat is the main advantage of increasing sample size in a scientific investigation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceTwo students recorded different temperatures for the same liquid. What is the best way to check the reliability of their observations?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceWhat increases when the same observation is made several times?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsEasy ScienceWhat is the benefit of observing an event repeatedly?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsEasy ScienceWhat is the benefit of taking the same measurement several times?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsEasy ScienceWhich quality is essential for a scientific observation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsEasy ScienceWhat is the main reason for repeating an experiment?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsEasy ScienceWhat benefit is obtained by observing the same event several times?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsMedium ScienceIf two students record different colours for the same object what is a better scientific approach?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsMedium ScienceWhat is the best way to make a scientific observation more reliable?Class 9Exploration: Entering the World of Secondary ScienceRecording and analysing dataMedium