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If you have a tough physics problem, you might hesitate to even start it. That won't help your cause though..... Use lots of paper and just write down what comes to your mind. It might be …
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Tension Free Body Diagram
If a vine is hung over a tree branch in the forest and two monkeys are hanging on both ends then the tension in the vine will be equal throughout the whole rope, since if it wasn't the vine would snap …
Simple Harmonic Motion SHO
Many things exhibit something that resembles simple harmonic motion (abbreviated SHO). Waves rise and fall with a regular pattern and a slinky oscillates. To analyze simple harmonic motion, we turn …
Phil Kesten Physics 32 Class at Santa Clara University
Hi Neal, Okay, the pressure's on: I told my students about your site! And yes, I'm teaching 32 this quarter, so anything you add on SHM, fluids, gravitation, waves, light, sound... they'll be …
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Changing Coordinate Systems to Make Problems Easier
One day a physicist comes across a perplexed student in the library. It seems that the student had only learned to place his axes with the positive y axis going up and the positive x axis going to …
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Newtons Second Law F=ma
As the village blacksmith walks along one day he sees a group of monks circling around an apple tree and chanting something about the truth being expanded. When he stops and listens he learns that a …