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

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What is the main reason for keeping the initial push the same in a toy-car experiment?

Answer and explanation

Correct answer: So only the effect of surface type is tested

Different pushes may affect the distance so the push should be kept the same. In exams control initial conditions.

Related tags

Controlled-Variable Initial-Push Fair-Test 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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