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8 Cards in this Set
- Front
- Back
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Democritus
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-said universe is made of indivisible units
-philosophy |
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Dalton
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- atoms of a given element are alike and can form compounds
-law of definite proportions |
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Thomson
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-atoms divisible, negatively charged parts (electrons)
-cathode ray tubes, and plum pudding model |
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Rutherford
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-nucleus, atom positive and mostly empty space
-gold foil experiment |
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Einstein
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-energy in the nucleus
-theory of relativity |
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Bohr
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-electrons organized in paths (quantum theory)
-stairless building model |
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Heisenberg
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-electrons behave more like waves on a vibrating string (uncertainty principle)
-wave model |
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Fermi
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-nuclear fission
-nuclear pile |
