14.1 Discovering the Invisible Atom

KM: Air Out

Kai and Maile do an experiment based on Lavoisier's principles by measuring a change that is a result of a chemical reaction. Duration: 5:18.


Atoms are smaller than the wavelengths of visible light. This makes them impossible to see with an optical microscope. A scanning probe microscope works by a different principle. Duration: 1:57.

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