Recent content by sapphic_yellow

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    Physics Project (Egg Drop, again)

    Uh, I know a way to go about this that would only lose you one point. You'd have to use a box, see, is the problem. But other than that, everything else is legal. Again, as the person said earlier, I'm pretty sure this innovation was come up with for race car drivers. The driver is strapped...
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    Weak Nuclear Force: Get Basic Explanation & Characteristics

    I'm looking for some sort of basic explanation on the characteristics of the weak nuclear force. All of the physics books I've checked up in have only minimal references to the weak force, and the only information I've been able to get on it is a) that it plays some role in radioactivity, and b)...
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    Build a Solar Powered Car: Ideas Needed!

    I'll ask around about standard gear ratios, but your best option on the car would be to string the solar panels in a line taking up the least area possible on a board of the thinnest balsa wood you can find. Reducing the total mass will increase your speed. Are you provided gears with which...
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    Build a Solar Powered Car: Ideas Needed!

    I'd go with the ten meters in fastest time bit. Have you been provided materials by your instructor, and do you have specific guidlines you have to abide by?
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    AP Physics B Test - Torque Help?

    To you two who both did the AP Physics B test - I sucked. You both probably did quite a bit better than I did. I did quite well on the multiple choice, but on the free response, four out of the seven questions were on material we had never covered in class. Last year, the school cut the alloted...
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    AP Physics B Test - Torque Help?

    In every review book I've seen, they'll have answers with the correct magnitude but different signs, and the correct answer is the one calculated using positive as counterclockwise. Also, both the book we use (Giancoli) and my teacher stated in that particular unit that positive was...
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    AP Physics B Test - Torque Help?

    I'm taking the AP Physics section B test in about an hour (good luck to anyone taking that), and I have a relatively simple question to ask that I hope I can get answered in that time. In torque, why was torque established to be positive in the counterclockwise direction and negative in the...
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