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Independent Variable?
The one factor you deliberately change in an experimen
Dependent Variable?
The factor you measure or observe to collect your results
Controlled Variables
Factors kept exactly the same throughout the test so that the experiment is fair
Hypothesis Formula
f [independent variable] increases, then [dependent variable] will [increase/decrease] because [scientific reason]
Why should a scientific experiment be repeated several times?
To improve the reliability of the results and help identify any unusual or anomalous data[1]