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  1. blabla

    How was physics p52

    omg thank god someone did something similar to what i did! instead of moving the coil, i moved an electromagnet through the coil though. But i had the same idea - in this way i varied the frequency by varying the speed at which i moved the magnet (v=2πfr, where i kept r of coil constant so...
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    *Biology Paper 5 tips*

    yes error bars please! the whole error bar overlapping bit :\
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    *Biology Paper 5 tips*

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20%289700%29/9700_w09_qp_51.pdf Ques 3b...i'm quoting the ms here: 3. ref. to no overlap in error bars between values at 60 and 120 (ng per g lipid) indicates the difference (in damage) is likely to...
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    *Biology Paper 5 tips*

    thank youu!
  5. blabla

    *Biology Paper 5 tips*

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20%289700%29/9700_w08_qp_5.pdf Ques 2b iv...here my degree of freedom was 19, so should i take the t value for 18 or 20?? according to the ms, the value used was for 20 but they allowed the value for 18...
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    Chemistry: Post your doubts here!

    CHEM P5 QUESTION! In an experiment, if we are to thermally decompose a solid and collect and measure the gas evolved, how do i shake the test tube/conical flask/whatever that contains the solid to distribute the heat evenly? Since it's kinda attached to the gas syringe and shaking it isn't...
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    AS/A2 Biology/Chemistry

    yeah please do! can someone tell me what experiments do we need to read up on? and from where? thanks
  8. blabla

    Biology Paper 12 Repeated and New Questions

    For tRNA 1 and 2 was correct. i got that wrong :( and why shouldnt it be a large surface area to volume ratio? Wouldnt that imply that there are more cells to transport stuff to and from? i know that under normal circumstances this increases diffusion rate but in an animal with a large surface...
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    Physics Paper 12 How was it

    mine wasn't all that good :( but yeah there were lots of repeats, managed to get those correct inshaAllah! hope gt's around 28.
  10. blabla

    AS Physics P1 MCQs Preparation Thread.

    right, thanks! ahh i was freaking out :P
  11. blabla

    AS Physics P1 MCQs Preparation Thread.

    http://www.xtremepapers.com/papers/...nd AS Level/Physics (9702)/9702_w11_qp_12.pdf Q26 anyone? pleeease i'm desperate! :'(
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    AS Physics P1 MCQs Preparation Thread.

    http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20%289702%29/9702_w11_qp_12.pdf Q26. This was explained earlier in this thread but i didnt get it :\ someone pleeeeeeeeeeeeeease help! Thanks in advance!
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    AS Biology P1 MCQs Preparation Thread

    http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20%289700%29/9700_w07_qp_1.pdf Question 40! Someone please help!! i think it was answered in the thread before but i cant find it!
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    AS Biology P1 MCQs Preparation Thread

    Which disease is NOT likely to be passed directly from parent to child? A. Cholera B. HIV AIDS C. malaria D. Tuberculosis The answer is malaria...but why cant it be cholera?
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    Maths, Addmaths and Statistics: Post your doubts here!

    hello guys...i know you're all done with your exams, but I was wondering if someone could help me with a binomial expansion sum? pleeeease? :cry: If the coefficients of x^k and x^k+1 in the expansion of (2+3x)^19 are equal, find k.
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    How was Physics paper 34?

    what were the units? i got a volt and an mA i think...
  17. blabla

    Chemicals spilled to the question paper?

    i did the same! but im just worried that there might be a problem scanning it? cuz they scan papers to check them right? :\
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    ---------------> ╚»★«╝Vending Machine Game╚»★«╝<---------------------

    spongebob comes out inserts a pineapple
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    Physics: Post your doubts here!

    how many significant figures do we have to give when calculating uncertainty?
  20. blabla

    Some biology practical doubts

    i didnt because it wasnt asked in the question. i just labelled the muscle wall :\
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