Exam (elaborations)
Physics OCR A Level Nuclear and Particles Physics: Module 6: Particles and Medical Physics: Questions with Complete Solutions
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How does the alpha-scattering experiment give evidence of a small, dense nucleus? A few alpha particles bounce back. This wouldn’t happen if the positive charge in the atom was distributed evenly throughout (as in the Plum Pudding Model), which suggests they must be hitting a dense positive c...
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