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460bc-370bc first proposed the atom theory but left many questions
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he classified animals in 335 bc
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the spinning jenny
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first truly reliable steam engine
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recogized and named oxygen
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invented the power loom
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the cotton gin
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discovered the law of constant composition
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he proposed his Atomic theory
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hypothesized that equal volumes of gases at the same temperature and pressure contain equal numbers of molecules
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created the telegraph
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the sewing machine
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the internal combustion engine
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the telephone
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created the phonograph
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The idea that electricity was transmitted by a charged smallest unit related to the atom was put forward
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found how to make x rays
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was the discoverer of radioactivity
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found the element thallium and invented the radiometer
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performed an experiment that measured the charge on a single electron
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he found the atomic number of atoms which helped put together periodic table
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discovered the quantom theory
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found E=Mc squared i
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explained what happens inside an atom
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made a mathematical model for the distribution of electrons in an atom
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proposed uncertainty relation
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discovered wave nature of electrons
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He discovered alpha and beta rays
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Invention of twinkie
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discovered the neutron
