History of the Atom Timeline by Abby And Jasmine

By abigail.robertson201
  • 111

    Democratics (400BC)

    Democratics (400BC)
    He discovered that everything was made of atoms,he said they were uncountable.
  • 111

    Aristotle

    Aristotle
    He didnt belive atoms could be continualy moving if the were not visibling moving.

  • Thomson

    Thomson
    HE discovered that the atom had electrons and other positive things. IT was diffrent because it had positives and negatives.
    HE used cathode rays to make his discovery.+

  • Rutherford

    Rutherford
    He discovered there was a nucleus and were positive and negatives inside of it. HE used an experiment called the gold foil experiment . Rutherford had a Lead box and shot a beam of light at it unto a peice of gold foil.

  • Bohr

    Bohr
    HE discovered that the electrons revall around the nucleus.

  • HIesenburg and Schrodinger

    HIesenburg and Schrodinger
    They came up withelctrons that rotated around the nucleus . They used mathmatical process to make their discovery.

  • Dalton

    Dalton
    He showed that atoms were made of tiny particles.
    He used his immagination on how he thought they looked.