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  1. A

    How did Physics P-22 go?

    There's no way it'll be higher than 45. GT is always low for physics.
  2. A

    Physics: Post your doubts here!

    can someone explain errors and uncertainties to me? my notes are missing and i cant figure out how to calculate % errors, actual errors etc.
  3. A

    Admission in US

    To be honest, A level grades matter more than O level grades. I think unis will like the fact that you improved your grades so much after O levels. It shows dedication. You've got great SAT scores as well, and good extra-curricular activities. You have a decent chance of getting in, as long as...
  4. A

    AS Biology variant 22

    what did you guys write for that one mark question about how the structure for blood-brain barrier capillaries differs from normal capillaries?
  5. A

    A level Biology: Post your doubts here!

    Simply subtract the energy lost at each trophic level, so: 23000-8000=15000. Then, 15000-10500=4500 and so on. The final answer you get for the third trophic level, you divide it by 23,000 (the original amount of energy) and multiply by 100 to get the answer, which is 1.3%.
  6. A

    AS Biology variant 22

    i completely messed up the graph question lol. what did you guys write?
  7. A

    A level Biology: Post your doubts here!

    That's what I thought! But apparently it's wrong. Everyone wrote AVN.
  8. A

    A level Biology: Post your doubts here!

    same lol, I wrote Purkyne Tissue instead :cry:
  9. A

    A level Biology: Post your doubts here!

    ahh no :( i think i accidentally wrote "net movement" instead of "no net movement". How many marks do you think I'll lose if I got the rest of the answer right? :/
  10. A

    Biology 9700 p22 2015

    ugh. I didn't do as well as I thought I would. Let's just hope the threshold is low this year. i left around 6 marks and im pretty sure ill lose more here and there.
  11. A

    English first language

    Does anyone know the format for a report?
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