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Recent content by backtodev

  1. B

    Physics Paper 5 tips

    Hi - does anyone know what the diagram in Nov 2007 should look like? Plus what's the range for an ammeter? Oh and what's the difference between using a vernier caliper and a micrometer screw gauge?
  2. B

    A level Biology: Post your doubts here!

    check out the first two posts on this thread- they're really useful! https://www.xtremepapers.com/community/threads/biology-paper-5-tips.27105/
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    A level Biology: Post your doubts here!

    Independant = variable that YOU are changing Dependant = variable that changes as a result of what you changed e.g. experiment on finding optimum temperature for an enzyme's rate of reaction What are you changing? Temperature. So it's the independent variable. When you change the temperature...
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    A level Biology: Post your doubts here!

    Can anyone give me a summary of what exactly goes on at the Loop Of Henle during the re-absorption of water? My bio textbook is a bit confusing on this bit :(
  5. B

    A level Biology: Post your doubts here!

    Can you tell me which page on the syllabus says this? Sigh Section B will be tough this year then
  6. B

    ---> Physics Paper 4 Past Paper Discussion <---

    The 2012 papers were kinda straight forward......INSHALLAH IT STAYS LIKE THAT FOR US THIS YEAR.
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    ---> Physics Paper 4 Past Paper Discussion <---

    Well if there's anyone checking this thread, can someone explain Q11 b) to me? I get b) i) But not the rest of b) http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s11_qp_41.pdf
  8. B

    Chemistry Paper 4-theory- doubts =D

    How did you find the paper? A couple of tricky things but not too bad I think... Inshallah it went well And on the bright side, FREE OF CHEM (at least until uni sigh)
  9. B

    Chemistry Paper 4-theory- doubts =D

    if we're talking about variant 1, it was really good alhamdulillah :D
  10. B

    Mathematics 9709/32

    Any guesses as to the grade boundary? Nobody came out happy at my school...
  11. B

    ---> Physics Paper 4 Past Paper Discussion <---

    seneria sagar already answered one of your questions here
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    ---> Physics Paper 4 Past Paper Discussion <---

    picture of anyone's diagram for 5a) http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w11_qp_43.pdf
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    ---> Physics Paper 4 Past Paper Discussion <---

    and that question I was asking earlier but wrote the question wrong sagar65265 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w07_qp_4.pdf Q1 b) ii) this one (ii) The cord and mass rotate so that the cord is vertically below C, as...
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    ---> Physics Paper 4 Past Paper Discussion <---

    change in k.e. = change in p.e so k.e. which is 1/2 x m x v squared is equal to m x gravitational potential energy right? use the graph to find the gravitational potential energy at 3R because if it's at a distance of 2R above Earth's surface, it's R + that 2R distance right? so you use the...
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    ---> Physics Paper 4 Past Paper Discussion <---

    Wow sagar65265 you really know your physics well mashallah! Quick question to anyone - what does your diagram look like in 10 b) http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s10_qp_42.pdf
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