Scientists have changed the model of the atom as they have gathered new evidence. One of the atomic models is shown below.
A purple ball in the center surrounded by overlapping concentric black ovals, each with a small green ball on each of the 6 ovals.
What experimental evidence led to the development of this atomic model from the one before it?
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Scientists have changed the model of the atom as they have gathered new evidence. One of the atomic...
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