Teach: EM radiation and the atom

AimstextConsiderationsThis is a really core concept worth spending some time on. In always do this after electricity but in some ways it would be better before.As this is all about the relationship between light and electrons it is important to consider the way different light sources work. Almost all bulbs are now LED this is not on the syllabus but I do talks about it with my students. The way it reduces the energy...

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