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2008-10-05 Physics - Cycling backwards: On some stunt bikes it is actually possible to pedal backwards, but on most bikes you can't. Listen to it as you try to pedal backwards, on most bikes there's a clicking sound. That's the sound of a...
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2008-10-05 Physics - calorimetry: Water exhibits anomalous behavior. Since I'm a nuclear physicist, I consulted with friends in condensed matter and they pointed out this site: http://www.lsbu.ac.uk/water/anmlies.html These people do...
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2008-10-05 Physics - Parameters of EM waves: The EM spectrum consists of gamma rays, x-rays, ultraviolet, visible light, infrared, short radio waves, FM and TV, AM, and long radio waves. All of them travel through a vacuum with a speed equal to...
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2008-10-05 Physics - force calulation: Hello james, The abbreviation nm stands for Newton-meters, a unit of torque. See this useful website http://www.unc.edu/~rowlett/units/dictN.html I'm going to assume you meant to ask for an equivalent...
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2008-10-05 Physics - Bending of kite lines: The lines bend down because they have weight. They are pulled in two directions -- downward because of the pull of gravity on their weight, and upward and down-wind because of the pull of the kite. When...
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