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Class 9 Science Exploration: Entering the World of Secondary Science Scientific questions and observationsHard

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A student drops a ball from different heights and measures rebound height. Which factor should be controlled?

Answer and explanation

Correct answer: Type of ball

Using the same ball allows a fair comparison of the effect of drop height. In exams keep influencing factors other than the tested one constant.

Related tags

Controlled Variable Rebound Height Drop Height Ball Scientific Questions And Observations Exploration: Entering The World Of Secondary Science Exploration Entering The World Of Secondary Science Science

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