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15 cards from this deck
John Dalton
Tiny spheres that can't be broken into smaller parts
JJ Thomson
Electrons randomly distributed in a positively charged sphere
1909
Positively charged alpha particles
Most alpha particles went straight through the foil
Scattered in different directions
Mostly empty space with small positive charges
Proton
Positively charged particle in the nucleus
Very small and dense central nucleus
Positively charged
Nuclear model
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