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Evolving theories of matter
Created by
Ava Daly
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3 months ago
Events
Greek Philosopher Democritus Questions the smallest forms of matter
Greek philosopher Aristotle supports A different hypothesis, gaining more popularity
Andreas Libau publishes "Alchemia", the first chemistry text
Robert Boyle experiments with behaviours of gases
Chemistry becomes its own major Science
Antoine Laurent creates a naming system, creating a baseline for other scientists
John Dalton suggests matter is made of elements, and defines pure substances
Antoine Laurent is executed by guillotine
J.J Thomson proposes the "raisin Bun Model" of the Atom
J.J Thomson continues Dalton's work on subatomic particles
Japanese physicist Hantaro Nagaoka refines the atomic model
Ernest Rutherford wins Nobel Prize for work on radioactivity
Niels Bohr wins a Nobel prize in physics for studying the atom
Periods
Stone Age ~8000 B.C.E.
Copper Age
Iron Age
Alchemy Period
scientific investigators become more like scientists today
Ernest Rutherford carries out experiments at McGill University
Developments in oil and juicing techniques