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He was the first scientists to show that atoms are made of even smaller things
By using cathode rays while doing discharge tube experiments
How he discovered electrons
The particle (electrons) were first called ''corpuscles'' but then later renamed ''Electrons'' by an Irish physicist George F. Fitzgerald
The Plum Pudding Model is a model of atomic structure that Thomson discovered
What is the Plum Pudding Mode?
about how atoms are composite objects, and made of positive and negative charge
Thomson proposed the existence of a (+) charge but never actually discovered it
What are Protons?
and that the negative charges were very small compared to the entire atom
Protons are a subatomic particle with a positive electrical charge
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