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What is a simple way to identify the independent variable?

Answer and explanation

Correct answer: The factor the student deliberately changes

The direct answer is D: the factor the student deliberately changes. An independent variable is the condition that the investigator chooses and changes to test its effect. To identify it, ask, “What did the student change on purpose?” That factor is independent. The final result is measured after the change, so B is the dependent variable, not the independent one. A is not a scientific category; something looking beautiful has no necessary connection with the experiment. C describes a controlled variable, which is deliberately kept the same. Therefore D is correct because it is the manipulated factor. Memory cue: changed by the experimenter means independent.

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Identify-VariableIndependent-VariableExperimentVariables In An ExperimentExploration: Entering The World Of Secondary ScienceExploration Entering The World Of Secondary ScienceScienceClass 9 Mcq

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