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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।

ScienceWhat does success in an experiment mean?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasyScienceWhy is it necessary to keep the amount of sugar the same in the experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasyScienceKeeping temperature the same in an experiment is what type of action?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasyScienceTwo similar plants are used in an experiment. What is the benefit?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasyScienceWhat are the factors kept the same in an experiment called?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasyScienceIf all plants in an experiment receive the same amount of water and soil what are these factors called?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasyScienceWhat is the best feature of a good experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasyScienceWhy should only one independent variable be changed in an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasyScienceIn an investigation different soil types and different amounts of water were used for every plant. What is the main problem?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentExpertScienceIf the amount of water changes unintentionally along with the independent variable what is the most likely effect?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpertScienceA student investigates how water temperature affects the time taken for salt to dissolve. Which group of factors should be kept constant for a fair test?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpertScienceA student observed that ice melted faster after salt was added. Which question is most suitable for a fair test?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpertScienceA student asks how surface area affects the rate of evaporation. Which factor is most essential to keep the same for a fair test?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHardScienceIn an experiment plants received different amounts of fertiliser but each plant also received a different amount of water. What is the main weakness of this investigation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHardScienceA question asks which material is the best conductor of heat. What must be clarified to make it testable?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHardScienceIn an experiment students kept temperature constant but used different amounts of water. Why may comparison of dissolving time be unfair?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHardScienceWhy is it difficult to draw a conclusion if two variables are changed at the same time in an experiment?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHardScienceWhy are factors other than water kept the same while studying plant growth?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentEasyScienceWhich question tests the relationship between light and germination?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentEasyScienceHow are other factors kept in a fair experiment?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsEasy

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