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GCSE Chemistry · key term
A conclusion drawn from evidence rather than observed directly.
Used by Edexcel and OCR
Specification 8.19 · Paper 2
A conclusion reached from evidence rather than from direct observation.
Revise: Composition of Early AtmosphereScientists must therefore make inferences from surviving indirect evidence.
Specification C4.2d, C6.3a · Paper 2 (Foundation), Paper 4 (Higher)
A conclusion drawn from an observation and chemical knowledge, such as concluding that a cream precipitate indicates bromide ions.
Revise: Identifying UnknownsPass the gas through limewater: carbon dioxide turns the limewater milky. This confirms the gas and therefore supports the inference that carbonate ions were present in the original sample.
Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)
A reasoned conclusion drawn from evidence rather than observed directly.
An interpretation drawn from observations or data using scientific knowledge and reasoning.
When interpreting evidence, distinguish a present-day observation, such as gases released by volcanoes, from an inference about Earth's early atmosphere.
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