Electromagnetic Spectrum - GCSE Physics
http://imstuck.wix.com/imstuckgcserevision
In this video we look at the electromagnetic spectrum. What is it and what are the different wavelengths used for and what are the dangers.
Electromagnetic Spectrum - GCSE Physics
http://imstuck.wix.com/imstuckgcserevision
In this video we look at the electromagnetic spectrum. What is it and what are the different wavelengths used for and what are the dangers.
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