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What is fire?


Source: http://www.youtube.com/watch?v=1pfqIcSydgE&list=PLED25F943F8D6081C&index=3&feature=plcp
 

Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute!


In this episode we explain why fire is red, gas flames are blue, and why you're too cool to glow.


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