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Dependent Variable

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

ScienceWhich hypothesis defines both the independent and dependent variables most clearly in operational terms?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationExpertScienceA student investigates change in plant mass but measures the total mass including the pot and soil. What is the main limitation?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceA student believes that plants with larger leaves will transpire more. What is the most suitable dependent variable in the test?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceA student investigates whether acid concentration affects reaction rate. What is the most suitable measure of the rate?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceIf the hypothesis states that increasing salt concentration raises the boiling point of water what will be the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceIn an experiment light intensity was changed and oxygen bubbles produced by a plant were counted. Which statement is correct?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceA student hypothesises that increasing nitrogen in soil will increase leaf area. How should the dependent variable be measured most appropriately?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceA student wants to test the claim that darkness improves memory. Which dependent variable is most suitable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceA student wants to test the effect of temperature on magnet strength. Which result is the most suitable measurement?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceIn an experiment the amount of fertilizer is changed and plant height is measured. Which is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationHardScienceIn which experiment is time most appropriately measured as the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceIn the same experiment what will be the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceA student hypothesises that more salt changes the boiling time of water. What is the independent variable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceIn which example is the dependent variable being measured regularly?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceA student hypothesises that water will evaporate faster at a higher temperature. What outcome should be measured?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceIn which experiment is the independent variable most clearly identified?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceIn an experiment a student tests how light duration affects plant growth. What is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceA student tests how the amount of soap affects stain removal from cloth. What is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceIn an experiment on the effect of light on plants which would be the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMediumScienceIn which experiment is the dependent variable correctly identified?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium

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