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

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Which is the most suitable controlled variable in an experiment on lamp distance and light intensity?

Answer and explanation

Correct answer: Use of the same lamp

Different lamps may produce different power so the same lamp should be used. In exams check apparatus consistency.

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Controlled-Variable Same-Lamp Light-Experiment 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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