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Nature And Meaning Of Science

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

ScienceIf a study's funder may financially benefit from a particular result what is scientifically appropriate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceParticipants gave consent without being told the risks of a study. Why is the consent insufficient?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceA hypothesis allows two possible outcomes but both are treated as confirming it. What should change for scientific testing?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceA scientific conclusion claims an effect applies to all humans although the study involved only healthy adults. What problem does this illustrate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceA result was obtained in several independent laboratories but all used the same faulty instrument model. What caution is necessary?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceIf an experimental conclusion is based on a difference smaller than the instrument's least measurable division what is the main problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceA model makes very accurate predictions but its internal process may differ from the real system. Which conclusion is appropriate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceOnly the treatment group showed improvement in a study of an intervention. Why is the conclusion weak without a control group?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceAgreement about a scientific claim is growing but some experts disagree. Which conclusion is appropriate?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceNot every possible influencing factor can be controlled in an experiment. What should the scientist do?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceWhy does confidence increase when a scientific claim is supported by several independent types of evidence rather than one type alone?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceIf an observer knows the expected result and records ambiguous measurements in that direction what is this?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceWhy should a scientific report describe the method in enough detail for another researcher to repeat it?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceA researcher performed many possible analyses and published only the most impressive result. What is the main problem?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceIf two groups have the same average but one has much more spread what would be missed by looking only at the average?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceWhy do random sampling and random assignment serve different purposes in an experiment?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceAn experiment was designed to test causation but participants chose their own groups. What is the main risk?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceResults were obtained only in a tightly controlled laboratory. The possibility that they may not occur in real life relates to which limitation?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceA survey question is worded so that one answer appears more reasonable. Which bias may mainly arise?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpertScienceThe same result was obtained repeatedly by the same experimenter but not by other groups. Which quality is present while another is doubtful?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpert

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