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There is a general increase in the ionisation energy as we move across a period. This is because the the number of shielding electrons is constant and the atomic number increases, which means the effect...

When writing an introduction it is a good idea to stick to a clear three-part structure. Let's take the following example of an essay question: How did the role of women in Britain change during World War...

Once you note that the height is constant, the key thing to remember here is that there is no unbalanced force acting on the mass. By this, I mean that since the mass is not accelerating (it is actually a...

My recommendation would be to broaden your net. Do not restrict yourself to the traditional readings of "Shakespeare" or "Jane Austen". There are hundreds of academic essays written on...

A simple way to prove this is to sub in the values that we are given. so f(x) will represent our equation x^3-3x+1 (that is f(x) = x^3-3x+1)f(-2) = -1 < 0f(-1) = 3 > 0The first thing we notice is th...