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They thought that all objects where were made up of small particles but due to their time, but they could not provide proof of their theory.
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He discover atoms were made up of smaller components.
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He shoot an Alpha particle at a piece of gold foil. He found out most alpha particles passed through the foil, but a few were bounced backward. This shows atom is empty space surrounding a nucleus -
He's model of the atom in which the electron was able to occupy only certain orbits around the nucleus.
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