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  1. 1

    Physics 9702 Paper 5 Planning and Experiments

    can someone please explain why current is the variable to be kept constant in these 2 questions? http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w10_qp_52.pdf...
  2. 1

    Chemistry: Post your doubts here!

    somebody please if you have the chemistry standards booklet please upload it! NEED IT ASAP!!
  3. 1

    Hey how did it go? Mine was horrible :(

    Hey how did it go? Mine was horrible :(
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  4. 1

    btw u have any idea what the practical will be about for tomm?

    btw u have any idea what the practical will be about for tomm?
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  5. 1

    lol :D good luck for tomorrow :)

    lol :D good luck for tomorrow :)
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  6. 1

    Q1d please tell me how to find the units for such questions and what makes it different from...

    Q1d please tell me how to find the units for such questions and what makes it different from other questions ! :( and how to find the percentage uncertainty and what differs in % uncertainty in one instrument from another did u understand how to do it?
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  7. 1

    Physics P3 (Practical) Notes and Tips

    To find % uncertainty If analogue then least count/2 divided by measured value *100 If digital then least count divided by measured value * 100 Different measuring apparatus have different uncertaintys because of difference in least count The gradient is 1/p unit of gradient is found by...
  8. 1

    some presentations on chemistry of as level...

    thankyou so much bro :D
  9. 1

    some presentations on chemistry of as level...

    can somebody plzz tell me some tips on tests for gases and some people told me you atually dont have to test for it is this true?
  10. 1

    Practical | GUIDE BOOK(free Download) | POST YOUR DOUBTS HERE.

    can somebody plzz tell me some tips on tests for gases and some people told me you atually dont have to test for it is this true?
  11. 1

    CHEMISTRY AS P33 PRACTICAL MAY 8 2014

    can somebody plzz tell me some tips on tests for gases and some people told me you atually dont have to test for it is this true?
  12. 1

    Chemistry: Post your doubts here!

    thanks KZW but ur not suposed to do quadratic its given in the sylabus! but i found out that u have to cancel the the power by adding a square root on both side :) but anyway thanks for ur help!!!!
  13. 1

    Chemistry: Post your doubts here!

    thanks KZW but ur not suposed to do quadratic its given in the sylabus! but i found out that u have to cancel the the power by adding a square root on both side :) but anyway thanks for ur help!!!!
  14. 1

    Chemistry: Post your doubts here!

    http://olevel.sourceforge.net/papers/9701/9701_s13_qp_23.pdf how to solve question 2b? plzzzz help
  15. 1

    physics 22

    what were the 3 points for the alpha beta particle question 1 was because of mass 2 cause of charge what was the 3rd 1?
  16. 1

    physics 22

    can the two forces be weight and drag of air?
  17. 1

    Physics: Post your doubts here!

    plzzzzzz help
  18. 1

    Physics: Post your doubts here!

    how to find the uncertainity of an area of a circle?
  19. 1

    Disappointed Results!! CIE has becum strict!!!!

    thxxxxxx bro
  20. 1

    how was your general paper result guys..?

    hey plzzzzz help me do u noe the grade tresh hold for igcse 2012 may/june for environmental management!!!!!
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