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ACTUAL 2025 AQA A-LEVEL PHYSICS Paper 2 Question Paper & Mark Scheme (Merged) Monday 9 June 2025 [VERIFIED] 2 Do not write outside the IB/M/Jun25/7408/2 79 79 Section A Answer all questions in this section. box Information about the radius of a nucleus can be deduced from the closest approach of alpha particles and from electron diffraction. . Alpha particles, each with a kinetic energy of 5.59 MeV, are fired at a thin foil made of gold 197 Au...