Wednesday, September 3, 2014

Interesting water fountain


Unfortunately, I couldn't personally get the magic water bowl to sprout when I was the one rubbing it. Luckily, my lab group had Jessica, who was a real natural at it and kept it going for a while so that we could observe it. 

While rubbing the handles, the handles begin to vibrate, and they also make this little noise along with it. The vibrations of the handles then enter resonance with the bronze material that is inside the bowl. This creates the waves/little crinkles in the water. And also that low noise. 

Resonance is the natural occurring vibration that is determined by the object at hand. So the reason that only some people can get the bowl to work is because they do the correct rhythm of vibrations, while others are off, thus not matching the natural vibration pattern that the objects material already has programmed. Also, it is the concept responsible for the noise that we hears through out the lab. 
This snapshot from the video shows the little ripples forming in the water as she finds the materials natural vibration.

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