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Class 9 Science Exploration: Entering the World of Secondary Science Variables in an experimentMedium

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A student measures pulse rate after exercising for different durations. Which is the dependent variable?

Answer and explanation

Correct answer: Pulse rate

Pulse rate is measured as the effect of exercise duration. In exams identify the measured body response.

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Pulse-Rate Dependent-Variable Exercise Variables In An Experiment Exploration: Entering The World Of Secondary Science Exploration Entering The World Of Secondary Science Science Class 9 Mcq

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