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Greek philosopher, who developed the atomic theory of the universe. Anticipated the modern principles of the conservation of energy.
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British chemist, developed the atomic theory. His most important contribution to sciene was his theory that matter is composed of atoms
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They stated that radioactive materials cause atoms to break down spontaneously
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First to discover the electron.
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Became a nobel laureate for his work in nuclear physics.
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He made numerous contributions to our understandings of atomic structure
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Best known for his work in atomic physics and major science, dealing with the universe.
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It is a probability area an electron may be located in. It also includes a nucleas containing neutral particles known as a neutron and positive particles called protons
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Measured the energy of the protons. That emerged from the hydrogen atoms.
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provided us with knowledge of natural science. He proposed his theory that all matter was made of earth air fire and water.
