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A student says that it is always possible to keep every controlled variable exactly identical. Which evaluation is most appropriate?

Answer and explanation

Correct answer: In practice some variables can only be maintained within an acceptable range

Real experiments may have small fluctuations in factors such as temperature. They should be monitored and kept within an acceptable range.

Related tags

Controlled VariablesExperimental LimitsAccuracyVariables In An ExperimentExploration: Entering The World Of Secondary ScienceExploration Entering The World Of Secondary ScienceScienceClass 9 Mcq

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