Flaming Gummy Bear
15 sec
http://video.google.com/videoplay?docid=4376433037022171750
This is a chemical reaction between potassium chlorate and sugar (gummy bear). The potassium chlorate is melted to a liquid which then reacts with the gummy bear. The potassium chlorate is oxidized, releasing oxygen gas, which creates the extremely bright and hot reaction.
long version...
Gummy Bear Experiment - Conversion of Bond Energy to Heat Energy & Light Energy
This cool science experiment illustrates the conversion of bond energy to heat energy and Light Energy. It is also a good demonstration cellular respiration.
3 min 24 sec
http://video.google.com/videoplay?docid=7433492777550198070
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