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This lesson covers the core practicals and investigative skills related to light, as required by the Edexcel GCSE Physics specification (1PH0), Topic 5: Light and the Electromagnetic Spectrum. You need to know how to investigate refraction through a glass block, how to determine the focal length of a converging lens, and how to draw accurate ray diagrams for the exam.
This experiment investigates how light refracts when it passes through a rectangular glass block.
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