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Lab, Camera, Action: Make your own CD spectrometer

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Duration: 0:04:09 | Added: 03 Feb 2014
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Duration: 0:03:59 | Added: 03 Feb 2014
How do we know what the stars are made of when we've never been to one? Dr Andrew Steele shows us how to make a spectrometer, a device used by scientists to analyse light, using a cereal box and a CD.
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