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Energy is not transferred in a standing waves whereas in progressive waves energy is transferred in the direction the wave is travelling in.In standing waves, nodes and antinodes exist which are the point...
Firstly, Keep it simple. This might seem counter-intuative, surely you want to wow the marker with your mastery of the finer points of the english language? The fact is though if...
Let's do an example. Sketch: y=x^3 - 2x^2 - x + 2. First we need to find out where the curve crosses the x and y axes. Look at the x axis first. We factorise the expression if we can. The best method ...
Begin your introduction with a focused sentence that includes the text(s) you will be discussing, whilst stating how you will present your main argument. The following few sentences should outline the dif...
The electrical beating of the heart is controlled by the cardiovascular control centre located within the medulla oblongata within the brain. Heart rate is controlled by the frequency of impulses being se...
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