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How Do We Know Any Of This? : Rutherford's Analysis ![]() ![]() ![]() Since some of the positive alpha particles were substantially deflected, Rutherford concluded that there must be something inside an atom for the alpha particles to bounce off of that is small, dense, and positively charged: the nucleus. (The above images aren't graphics of Rutherford's real experimental data; they are graphical exaggerations of his method and results.) |