Key term for OCR GCSE Chemistry B, used in Development of scientific theory.
An experimental design where only the independent variable is changed, and all other variables that could affect the outcome are kept constant.
Fair test appears in OCR GCSE Chemistry B revision content for Ideas about Science, especially Development of scientific theory and Correlation and cause.
Ideas about Science
Development of scientific theory • Correlation and cause
Ideas about Science
Scientific investigation planning • Planning experiments
Ideas about Science
Scientific investigation planning • Control of variables
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