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Energy Levels

Emission and absorption spectra.

  1. Electron Energy Levels

  2. Emission and Absorption Line Spectra

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1. Electron Energy Levels

GCSE Chemistry was a lie, the electrons don't just sit in their shells, they can also move about....

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2. Emission and Absorption Line Spectra

Why are fireworks coloured, how can we tell what elements are in stars just from the light we see? This video explains why physics is all about sunshine and rainbows. 

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