Quiz: Identifying Independent, Dependent, and Control Variables
AQA GCSE Chemistry 8462 specification
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Building on what you've learned about chemical investigations, let's test your understanding of independent, dependent, and control variables!
What is an independent variable in an experiment?
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Which of the following could be examples of control variables in an experiment? (Select all that apply)
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The {{blank0}} variable is the one that is measured to observe the effect of changes made to the {{blank1}} variable.
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Why are control variables important in experiments?
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In an experiment investigating how temperature affects the rate of reaction, which of the following could be control variables? (Select all that apply)
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A student investigates how light intensity affects the growth of plants. The independent variable is the {{blank0}}, and the dependent variable is the {{blank1}}.
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Match the items on the left with their correct pairs on the right
In an experiment investigating how acid concentration affects the time taken for magnesium to dissolve, what is the dependent variable?
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