Key term for OCR GCSE Chemistry B, used in Development of scientific theory.
The extent to which an experiment and its data measure what they are intended to measure, depending on appropriate methods and properly controlled variables.
Validity appears in OCR GCSE Chemistry B revision content for Ideas about Science, especially Development of scientific theory and Peer review.
Ideas about Science
Development of scientific theory • Peer review
Ideas about Science
Development of scientific theory • Development of theories
Ideas about Science
Data interpretation and conclusions • Evaluating data quality
Ideas about Science
Scientific investigation planning • Scientific vocabulary
Ideas about Science
Scientific investigation planning • Sample size and range
Ideas about Science
Scientific investigation planning • Control of variables
Ideas about Science
Scientific investigation planning • Apparatus and techniques
Chemical analysis
Solution measurements • Titration procedure
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