Atoms by Callie

  • Jan 1, 1000


    460 B.C.
    – developed idea of atoms
    –"if you bread matted in half, and then break it in half again, how many breaks will you have to make befor you can break it no more?"
  • Jan 1, 1000


  • Dicovery of America

    Dicovery of America
    Christopher Columbas accidently discovered it while trying to reach India by proving the earth round.
  • Steam Engine

    Steam Engine
    invented by Thomas Newcomen
  • Antoine Lavorsier

    Antoine Lavorsier
  • First Train

    First Train
    invented by William Jessup
  • First Steam Boat

    First Steam Boat
    invented by John Fitch
  • Joseph Proust

    Joseph Proust
  • John Dalton

    John Dalton
    -used chemicals to show that matter seemed to consist of elementry lumpy particals. knew the evidence pointed to something fundemental.
  • Amadeu Avagadro

    Amadeu Avagadro
  • Assisnaton of Abraham Lincoln

    Assisnaton of Abraham Lincoln
    shot by john wilks booth
  • William Crookes

    William Crookes
    -developed vaccume tube that allowed him to produce cathodode ray tubes with a smaller residual gas pressure. -cathodode rays were negitivly charged by studing deflection of cathode rays by magnetic fields.
  • first car

    first car
    invented by Charles Edgar Duryea and his brother Frank
  • Henri Bequenel

    Henri Bequenel
  • J.J. Thompson

    J.J. Thompson
    -discovered electron and proosed the "rasin in pudding" atom model.
  • Max Planck

    Max Planck
  • Madame Curie

    Madame Curie
  • first airplane

    first airplane
    by the Wright brothers.
  • Albert Einstein

    Albert Einstein
  • Robert Millikan

    Robert Millikan
  • Ernest Rutherford

    Ernest Rutherford
  • Henery Mosley

    Henery Mosley
  • Niels Bohr

    Niels Bohr
  • Louis de Broglie

    Louis de Broglie
  • Erwin Schrodinger

    Erwin Schrodinger
  • Mickey Mouse

    Mickey Mouse
    walt disney's "mickey mouse" took off.
  • Werner Heisenberg

    Werner Heisenberg
  • discovery of AIDS

    discovery of AIDS
    us center of disease control discovered it in 5 homosexual men in LA.
  • Twin Towers

    Twin Towers
    World Trdae centers attacked and collapsed