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GCSE Combined Science · key term
A model that uses words or an analogy to describe how something is structured or behaves.
Used by OCR
Specification WS1.1b · Biology Paper 1, Biology Paper 2, Chemistry Paper 1, Chemistry Paper 2, Physics Paper 1, Physics Paper 2
Revise: Application of Scientific ModelsA descriptive model explains something in words, sometimes using an analogy: a comparison with something familiar.
Biology, Chemistry, Physics, Combined Science
A model that describes or summarises a pattern or phenomenon, without necessarily explaining its cause.
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A descriptive model summarises a phenomenon. For example, a graph of observations of a bacterial population over time can make its growth pattern easier to see than a long list of measurements. This tells us how the population changed, but the graph alone does not explain why.
