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  1. alcalder

    Reliability - Accuracy or Reproducibility???

    Here is a website developed from the NSW Science Syllabus that explains it all: http://webs.mn.catholic.edu.au/physics/emery/accuracy.htm
  2. alcalder

    Re: Few questions.

    Another thing you can do to work it out is imagine you are in the vehicle. OK, now you are travelling EAST, the train is travelling SOUTH away from you. Now, if you can, imagine that the vehicle is not moving at all. What way is the train going. Well it is going in a south westerly direction...
  3. alcalder

    wondering bout course structure...

    Ah yes, forgot this one. This option mostly taught by teachers with Physics/Geology training. And how many are there of them? Very few, if any. So, it would be taught by physics teachers with a geology passion. I could possibly tackle this one, too, but it would take a lot of preparation on my...
  4. alcalder

    Can they make me drop English Advanced?

    As everyone says, it is your decision to stay or go. I have some Year 10 maths students who were told and heavily counselling (not by me) to not take Maths in Year 11 but 3 of them still did and one of those is taking Physics. It will be hard work for them, but they know that and are willing to...
  5. alcalder

    the historicity of jesus christ

    Hmmm, it would be an intersting topic, however, since the majority of secular society go out of their way to try and prove the non-historicity of Jesus, then it would like navigating a minefield of dodgy opinion. (Dan Brown's novel "The Da Vinci Code", although he claims it to be pure fiction...
  6. alcalder

    wondering bout course structure...

    The choice of the option usually depends on the strengths of the Physics teacher. Since more Physics teachers are Phsyics/Chemistry trained, they tend to go for Q2Q because there is a large Chem crossover component. (OR many Physics teachers are actually not primarily physics trained but Chem...
  7. alcalder

    MTPs gone, gone gone!

    In case one of those HSC markers checking your work or marking the LOTE speaking tapes keels over or some other injury ;)
  8. alcalder

    Anyone answer and Explain this MultipleChoice

    Well, my answer would not be D to question 1, because if there were no net force then the object would be travelling in a straight line at a constant speed and therefore not orbitting the Earth. The answer to 1. should be: because there is no such thing as inertial force - it is fictitious...
  9. alcalder

    NOTES on Standard Model - Quarks, Leptons etc

    Indeed, a model that included gravity is the holy grail of physics and I believe String Theory is an attempt to do so. And with the LEGO and colour. If you have two lego pieces that go together that have everything the same (particularly in terms of spin) then yes, they must have different...
  10. alcalder

    Heisenberg and Pauli

    Heisenberg also proposed that there were protons and neutrons in the nucleus and not protons and electrons (1932). Pauli also suggested the existence of a small, no mass, high energy partical called the neutrino to account for missing mass/energy in beta decay.
  11. alcalder

    Vocabulary Expansion

    The way my Dad forced me to do this was to do crosswords and not just the quick crossword but the Cryptic Crossword. The only way to get these done is with a thesauraus and nothing helps the ol' vocab except trawling through one of those things with a purpose.
  12. alcalder

    MTPs gone, gone gone!

    Can I just say, I was doing First Aid for the markers out at one of the HSC marking centres where, I think, all the T&D major works were being kept and marked. With what I saw, poking my nose around the corner, I was very very impressed. There were some very beautiful projects hanging on the...
  13. alcalder

    NOTES on Standard Model - Quarks, Leptons etc

    Hi All. Since I wrote this out for one of your number, I thought I might as well post it here and it could be useful to some trying to tackle this last little tack on dot point in Q2Q. This is a new addition to the new syllabus and I have a feeling it was kind of tacked on there without giving...
  14. alcalder

    anyone else missing 4unit?

    Who is to say you can't keep coming back to it and make it into something even more fantastic and enter it into a few literary short story competitions at some stage AND get some money and some wins under your belt for your future publishing careers (and believe me, those competition wins can...
  15. alcalder

    The graph of black body radiation

    Bento, don't freak. Yes, they are WAY beyond the syllabus and discussing Physics matters probably because it interests them. Good luck in your trial. But remember, learning is not just about doing what the syllabus says - nothing new would ever be gained or ventured. Learning is about...
  16. alcalder

    Urgent vocabulary help!!

    One phrase that we use in our family (more as a joke but it is exactly what you want to say): "subvert the dominant paradigm"
  17. alcalder

    depletion zone

    Have a look at my edited explanation. Yes, you are correct, BUT there is more toit at the depletion zone.
  18. alcalder

    How do you memorise essays?

    Or just get the main ideas into your head and write a mnemonic of those ideas that you can learn with a rhyme. Then write the paragraphs, ideas out new when you get to the essay. Memorising essays really isn't a good way to study for an exam question. It gives you little flexibility to just...
  19. alcalder

    learning vocab =S

    Hi chicka.boo, I am with you. Vocab is the hardest thing for me to learn (and not just in German - my English vocab can be pretty atrocious sometimes but that's what thesauruses are for ;) ) Here are some really daggy ways to remember, but it helps me: - Game/flash cards - especially when it...
  20. alcalder

    German Help.

    Oh, I am SO busted!! HAHAHAHAHAHAHA But indeed, many great authors do use the passive now and then but overuse is very bad. So is the overuse of adverbs. "On Writing" by Stephen King is a great reference for that sort of thing. But I digress. Indeed, written German is far more formal than...
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