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persia and sparta go to war over territory.
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He said that all matter is made up of small unbreakable particles called atoms.
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Provided the method of gathering scientific facts, which proved as the basis for all scientific work.
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Said that the earth is not the center of the universe
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Created newtons laws, gravity, and force.
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Created the barometer which is used to measure atmospheric pressure.
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Invented the early invention of the calculator.
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Wars break out between Japan and parts of europe.
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Provided the formula for the conservation of matter.
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Formulated the law that the force between two electrical charges is proportional to the product of the charges and inversly proportional to the square of the distanc e between them.
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Created couloumbs law which states that that the force between two electrical charges is proportional to the product of the charges and inversely proportional to the square of the distance between them.
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He discovered homogeneous gases.He started the investigation of thermal conductivity in liquids.
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Created the crookes tube and demonstrated that cathode rays travel in straight lines and produce phospherecsence when they strike certain materials.
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CHanged the mass of an electron and discovered the xray
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While studying the effect of x-rays on photographic film, he discovered some chemicals spontaneously decomposeand give off very penetrating rays.
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He won the nobel prize for studying the cathode ray along with the electron.
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Nobel prize in 1903 for developing methods of seperating radium from radioactive residues.
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he originated the quantum theory.
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Dtermined the charge and mass of an electron.
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Investigated the scattering of alpha rays and the nature of the inner structure of the atom, discovered the electron.
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Won the nobel prize for his work on the structure of atoms.
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He created the first detector of alpha particles and other radiotions, He named it the geiger counter.
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Described atoms by formula connected to the frequncies of spectral lines. Proposed the principal of interdeterminincy.
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Created wave mechanics for a model of an atom.
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Using alpha particles discovered a neutral atomic partical with a mass close to a proton. He discovered the neutron.
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world war two starts between asia and the united states.
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Was created for war purposes and tested in 1954.
