Embedded Files
Atomic Theory
Atomic Theory
Early Atomic Theory
John Dalton - The Father of Modern Atomic Theory
Thomson & Millican - Cathode Ray Tube
Animation of Thomson's Cathode Ray Tube Experiment - NEED FLASH PLAYER
(this is a little more advanced than we need to know ... until we study electricity!)
Rutherford - Gold Foil Experiment
Plank/Einstein/de Broglie/Bohr
Antoine Lavosier
Law of Conservation of Mass animation - NEED FLASH PLAYER
Atomic Timeline Links:
Building an Atom & Ion
Building an Atom & Ion
Click on the link to the left to learn about which parts of an atom go where.
Building an Isotope
Building an Isotope
Click on the link to the left to learn about isotopes, isotope notation and which isotopes are most commonly found in nature.
Calculating the number of Subatomic Particles
Calculating the number of Subatomic Particles
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