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Physical Science

Structure and Properties of Matter

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Structure and Properties of Matter: Atom

Democritus' Idea of the Atom

Description

Democritus' Idea Of The Atom

In ancient Greece, around 400 BCE, a philosopher named Democritus proposed an early theory about the nature of matter. He suggested that all matter is made up of tiny, indivisible particles called atoms (from the Greek word atomos, meaning "uncuttable" or "indivisible" Although Democri...

Transcript

If you keep cutting an apple in half repeatedly, will you eventually reach a point where it can’t be divided anymore?

Around 400 BCE., the Greek philosopher Democritus asked this question. He believed that if you kept dividing anything, you'd eventually reach a piece so small it couldn’t be divided anymore.

He named these pieces ato...

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Democritus Atomic TheoryAncient Greek PhilosophyIndivisible ParticlesAtomic Model DevelopmentJohn Dalton ExperimentsScientific Model EvolutionCause and Effect RelationshipSubatomic Particle DiscoveryElectron Discovery ImpactAtomic Theory Timeline

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