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    qantas case study help...

    Hi guys I was wondering if any one knew what management theory Qantas has adopted and what the structure of the company is.
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    product of factors question

    HI Does anyone know how to write this as product of factors. X^3+X^2-X-1. please show working. thankyou
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    The Photelectric effect

    Hi, I have a few questions about the Photoelectric effect. ) If Max Kinetic energy is graphed against frequency of incident light, what does the gradient represent? 2) What does a negative stoppping potential mean? Cheers
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    SemiConductors

    Hi, I have a question about superconductors, especially about YBaCuO. Is this substance a conductor at a temperature above critical temp? If yes, why? Cheers
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    Equilibrium

    Hi, I have a question about equilbirum. 2SO2 + O2 --> 2SO3 Delta H = -99kj/MOL How does temperature, pressure and concentration affect this reaction of equilibrium. The reaction is exothermic I believe. Cheers
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    Keplers Law question

    Hi, I have this question "A Planet in another solar system has three moons, all of which travel in approximate circular orbits. Use the Table to answer the following Questions: Moon Radius in Orbs Periods in Reps Alpha 4 16 Beta 9...
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    ...Gravitational Potential Energy...

    Hi, I have a question, and google wasnt rather helpful, so i am posting it here. Ep = -G m1 m2 r The above formula has a negative sign. Why is this? The closer you get to Earth, does the value get bigger or smaller? Can someone please clarify this. Cheers.
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    Resources - where to get them?

    Hi... Even though i have extra text books and questions from school, where can I get questions for subjects like physics, chemistry, maths etc on the net for a few reasons: 1. To understand the scope that the subject can get into 2. More Practice 3. Won't get bored Cheers
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