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  1. Spring 2005 Results Out NOW! (Wed 21/12)

    Loading... Edit: Yes! Happy.. can sleep tight now!
  2. Spring 2005 Exam Marks Countdown

    Hopefully this is a sign that there is no competition, meaning I have a chance to see my results before the server crashes. :p
  3. 中文歌詞!

    There you go...
  4. TVB series

    I'm surprised at 廖碧兒's improvement in singing. Much better than 心花放's themesong, anyway. Right now I'm watching 阿旺新傳 but so far, the old version seems better. And also 胪脂水粉... doesn't it remind you of 金枝慾媽? Hmm. Chinese doesn't seem to work too well here, but you can make out what I'm...
  5. What time do our results come out tomorrow?

    Perhaps it was because I just hit my head, but 5:00 pm seems to ring a bell. :)
  6. magnitudes and vector length!

    I don't recall it being in the 3 unit course either. But... The resultant force R is the sum of A, B, and C. R = A + B + C Basically, what you do is add the coefficients of i, j, and k together like so: R = (3 - 2 + 3)i + (- 5 + 4 - 3)j + ( 2 + 4 - 4)k = 4i - 4j + 2k And that is...
  7. Favourite Chemistry Term

    Bidentate chelating agents are way cooler! :cool: And EDTA, or more commonly known as ethylenediaminetetraacetic acid.
  8. space question

    Shaving you, huh? No problem. :) This next question isn't as straightforward as the first. Again, you use the same formula. F = GmM/r2 = mv2/r v = (GM/r)1/2 G = 6.67 * 10-11 m2 N·kg-2 r = 6400 * 103 m M = 6 * 1024 kg v = 7907.67 m·s-1 For the period T, you use the...
  9. space question

    You should use Newton's Law of Gravitation. F = ma = GmM/r^2 a = GM/r^2 r = radius of Earth + altitude = 6800 * 10^3 m M = mass of Earth = 6 * 10^24 kg G = Newton's gravitational constant = 6.67 * 10^-11 m^2 N·kg^-2 Bung them into the equation, and you should get a = 8.65 m·s^-2.
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