5 Nuts Scientific disciplines Studies Collection.


WormholeJim:Whoa, that water rocket is AWESOME. Just got me a project for the summer, I guess.
Also, the matchtrick is pretty nifty. You have any idea why it works? Like, maybe microscopic grains of quartz heating the sulfur by friction.
chittagya wong lama: WormholeJim Yes, it works by friction.
MrxBingo: WormholeJim glass isn't that clean or smooth. There are little particles in it which make the match burn like on the normal striking surface.

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