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Showing 1 - 6 of 6
Showing 1 - 6 of 6
Planck's Constant and the Energy of a Photon
Max Planck was working on the problem of how the radiation an object emits is related to its temperature. He came up with a formula that agreed very closely with experimental data, but the formula ...
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Hits: 204
The Physics of Coloured Fireworks
Describes the nature of pyrotechnics with tables and diagrams of chemical substances and ingredients used to emit different colours.
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Hits: 319
Does the green sun really exist?
A brief explanation of why the setting sun may sometimes be seen to emit a distinct green flash.
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Hits: 176
Sees Stars
A worksheet and lesson plan for younger pupils. The sun is a star. All other stars are very distant. Stars emit heat and light.
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Hits: 211
Aurora
When energetic charged particles enter the earth's atmosphere from the solar wind, they tend to be channeled toward the poles by the magnetic force which causes them to spiral around the magnetic ...
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What is synchrotron radiation and why is it so interesting?
When high energy electrons are deflected by strong magnetic fields, they emit electro-magnetic waves called synchrotron radiation. Covering the whole spectral range from microwaves to hard X-rays, ...
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Showing 1 - 6 of 6