Subjects / LC Chemistry / Unifying strand: Nature of Science (2025 spec)
Nature of science in chemistry: data, error and models (2025 spec)
Planning fair investigations, accuracy and precision, random and systematic error, significant figures, unit analysis, and evaluating models and evidence. Added for the revised specification (students starting 5th year from September 2025).
5th Year6th Year HigherOrdinary
15practice questions
Match the pairs: 2 · Multiple choice: 7 · Select all that apply: 1 · Numeric answer: 1 · Put in order: 1 · Short answer: 3
Each question has up to three hints, a worked explanation, and is tracked in your progress and review plan.
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