Archive for the ‘Physics’ Category
Tuesday, June 6th, 2006
I was at a friend's wedding tonight, and when I went back to the parking lot I saw helium balloons tied to all the cars -- a farewell present from the bride and groom. Naturally, I used mine to verify the helium-balloon-moves-forward theory!
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Saturday, May 27th, 2006
Tie a helium-filled balloon to the floor of your car so that it is suspended half-way to the roof. Close the windows, turn the car on and accelerate. What happens to the balloon?
Stays where it is
Moves forward
Moves backward
Got it?
The answer is that the balloon moves forward, which is easy to ...
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Tuesday, May 16th, 2006
Check it out, a water bridge:
Amazing... I got this in an email that read:
Even after you see it, it is still hard to believe. Water Bridge in Germany.... What a feat! Six years, 500 million euros, 918 meters long.......now this is engineering!
This ...
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