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

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Which factor is most important to keep controlled while testing the effect of water temperature on the rate of sugar dissolution?

Answer and explanation

Correct answer: Size of sugar particles

Sugar particle size can affect the dissolving rate so it should remain constant. In exams treat other influential factors as controlled variables.

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Controlled Variables Dissolving Rate Temperature 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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