LearnOS · A-Level Physics
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Physics models, practical investigations and quantitative reasoning. Explore real topic objectives and a guided sample of how the subject is taught. Browse every section before deciding to subscribe.


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Maya · Physics
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In Physics, begin by recognising the key ideas, understanding their meaning, and seeing how a specialist tutor reasons through a problem.
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Public demonstration · Physics
Measurement and uncertainty: A reading of 12.4 cm to the nearest millimetre has a resolution of 0.1 cm.
For a single reading, an estimate of instrumental uncertainty is often ±0.05 cm (half a scale division).
Report measurements with appropriate units and justified uncertainty.
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