Ivyetta Aleksyeyenko (Shanky's) Amazing Time Line

  • Period: 300 to

    Scientific Scienist Timeline

    When scientific discoveries were discovered!!!!
  • 380

    Aristotle's Theory

    Aristotle had a method of investigation, defining the subject matter considering the difficulties involved by reviewing the generally accepted views on the subject, and suggestions of earlier writers presenting his own arguments and solutions
  • 400

    Democritus' Theory

    Democritus' Theory
    Democritus said that atoms were made up of an indestructible and indivisible matter. And make up everything.
  • Dalton's Atomic Theory

    Dalton's Atomic Theory
    Dalton's 5 Theories:
    1 All matter consists of tiny particles.
    2Atoms are indestructible and unchanging.
    3 Elements are characterized by the mass of their atoms.
    4 When elements react, their atoms combine in simple, whole-number ratios
    5 When elements react, their atoms simplify into more than one simple, whole number ratio.
  • Mendeleev invents the Periodic Table

    Mendeleev invents the Periodic Table
    Dmitri Mendeleev arranges the Periodic table of elements by their properties.
  • Thomson's discoveries

    Thomson's discoveries
    JJ Thomson discovers the electron in a series of many expiriments.
  • John Newlands' Law of Octaves

    John Newlands' Law of Octaves
    John Newlands publishes and states 'The Law of Octaves' which states: “Any given element will exhibit analogues behavior to the eighth element following it in the table.”
  • John Newlands

    John Newlands
    He is known for his work on the periodic table and ordering elements by their atomic weight. (He was the first to use that term) and in 1865 he published his “law of octaves” which states that “any given element will exhibit analogues behavior to the eighth element following it in the table“. Elements were arranged in 7 octaves like the musical octaves
  • Rutherford's Discoveries

    Rutherford's Discoveries
    Becomes known as the father of Nuclear physics. Ernest Rutherford discovered the half life of radioactive elements and the Proton
  • Invention of the Crookes Tube and radiometer

    Invention of the Crookes Tube and radiometer
    lliam Crookes invents the Radiometer and discovers the element "Thalium".
  • Bohr's discovery!

    Bohr's discovery!
    Niels Bohr discovers that the electrons move around the nucleus in a fixed unit.
  • Chadwick's Discovery

    Chadwick's Discovery
    Discovered the Neutron.