March 31, 2020
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Democritus to Dalton By Nadezhda D.
⟶ Updated 2 months ago ⟶
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2 months ago
Events Leading to WWI
Democritus 460-370 BCE Suggested that Atomos were eternal and could not be destroyed
Empedocles 492-432 BCE proposed a theory that every thing of matter can be made of four elements, fire, water, earth, and air.
1643 Evangelista Torricelli & Daniel Bernouli air and other gases as loose collections of tiny billiard-ball-like particles that are continuously moving around and bouncing off one another.
1778 Lavoisier established the Law of Conservation of Mass, which says that mass is not lost or gained during a chemical reaction.
1803 John Dalton developed the first modern atomic theory. All matter is composed of indivisible particles called atoms All atoms of a given element are identical; atoms of different elements have different properties
Democritus to Dalton
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