Recent content by chapabird

I am curious, what are the physics involved in playing a sax? Is each note (frequency) played a standing wave in the pipe? I know there is something dealing with waves in tubes of air, maybe even the reed. What I'm looking for here is just some general info of the real physics behind...

I am trying to find the initial velocity of a soccer ball , but I found this equation and do not understand how it came about: [PLAIN]http://superforbrain.com/files/vBall.PNG This is supposed to give you the velocity of the ball right after its kicked, using the mass of your leg, velocity of...