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Experiments of the 19th century

By ainabresoli
  • Thomas Young demonstrated the wave nature of light.

    Thomas Young demonstrated the wave nature of light.

  • John Dalton published his atomic theory.

    John Dalton published his atomic theory.

    According to the theory, matter is made of tiny, indivisible particles. Dalton also said that atoms of different elements had different weights. He also studied color blindness.
  • Hermann von Helmholtz formulated the law of the Conservation of Energy.

    Hermann von Helmholtz formulated the law of the Conservation of Energy.

    This law states that energy is never lost but just changes from one form to another.
  • Léon Foucault used the Foucault pendulum to demonstrate the rotation of the Earth.

    Léon Foucault used the Foucault pendulum to demonstrate the rotation of the Earth.

    He also measured the speed of the light.
  • Charles Darwin publishes The Origin of Species showing that evolution occurs by natural selection.

    Charles Darwin publishes The Origin of Species showing that evolution occurs by natural selection.

    Darwin came to the conclusion that all were descended from a single species of finch.
  • Dmitri Mendeleev formulated the periodic table.

    Dmitri Mendeleev formulated the periodic table.

    The periodic table arranged all the known elements according to their atomic weight.