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  1. Scafalon40

    Physics: Good books for download

    Thanks cat.
  2. Scafalon40

    Significant Figures

    Yeah, I thought so too.
  3. Scafalon40

    Significant Figures

    A question has two parts: (a) and (b) The answer in (a) is required in (b) In part (a) after doing the calculation I give my answer to two significant figures, the actual one being 6 or 7 significant figures long In part (b) I have to use the answer in (a) Whether I use the 2 significant answer...
  4. Scafalon40

    Physics: Post your doubts here!

    http://www.xtremepapers.com/CIE/International%20A%20And%20AS%20Level/9702%20-%20Physics/9702_s09_qp_02.pdf Q.2 part b(i) isn't the change in momentum suppose to be mv-mu? I can't solve this, please help
  5. Scafalon40

    M1 9706/p4 Revision stuff required.

    was just trying to tell you that there is something like copyrights! you actually thought that site was registered or something; if I informed you other wise there is no need to be offended, which is quite apparent form your post I am just trying to tell you that that site is not legal: that's...
  6. Scafalon40

    M1 9706/p4 Revision stuff required.

    Of course it is! That site does not have copyrights! "Copyright is a legal concept, enacted by most governments, giving the creator of an original work exclusive rights to it, usually for a limited time. Generally, it is "the right to copy", but also gives the copyright holder the right to be...
  7. Scafalon40

    M1 9706/p4 Revision stuff required.

    Why do you have to register? Don't like these illegal sites:(
  8. Scafalon40

    Range of a function.

    These are the same things you posted for me when i needed help with the range of a function:) Very Helpful!
  9. Scafalon40

    mathematics textbooks

    For practice: A level Letts Mathematics Study Guidehttp://www.amazon.co.uk/A-level-Study-Mathematics-Educational-Guides/dp/1857583388 The BEST!
  10. Scafalon40

    maths paper 1 and 3

    why need notes when you have this:http://www.khanacademy.org/#calculus watch all the relevant calculus videos; math fun and easy!
  11. Scafalon40

    Trying to work hard for the exams. But too many distractions! Including XPF

    Trying to work hard for the exams. But too many distractions! Including XPF
  12. Scafalon40

    Mathematics: Post your doubts here!

    :)
  13. Scafalon40

    Mathematics: Post your doubts here!

    Meant to be a joke, Einstein:p
  14. Scafalon40

    Mathematics: Post your doubts here!

    If its travelling at 48 m/s :X3:
  15. Scafalon40

    Mathematics: Post your doubts here!

    i did the exact same thing! and got the exact same answer! even drew the graph to double check! the 48 doesn't make sense to me, do you think i should just consider it to be a typing error on my worksheet?
  16. Scafalon40

    Mathematics: Post your doubts here!

    Can't get the correct answer:( , you try it.
  17. Scafalon40

    Mathematics: Post your doubts here!

    But mine doesn't even require a LINK!!!!! Its right there IN FRONT OF YOU!!!!!!!!!!!!! Please solve the last part:cry::(
  18. Scafalon40

    Mathematics: Post your doubts here!

    A particle P moves along the x axis. At time t seconds (where t>0) the velocity of P is 3t^2-12t+5 m/s in the direction of x increasing. When t=0, P is at the origin O Find a)the velocity of P when the acceleration is zero (Ans: 7) b)the values of t when P is again at O (Ans: 1,5) c)the distance...
  19. Scafalon40

    chemistry p1 question problem

    yeah to think; cie makes mistakes too:cool:
  20. Scafalon40

    chemistry p1 question problem

    I think CIE did infact make a mistake, or maybe i did!;) Anyway, here is an newer paper with the same question :http://www.xtremepapers.com/CIE/International A And AS Level/9701 - Chemistry/9701_s09_qp_1.pdf Q 40 Tell me what you guys think
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