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Linking back to the question is one of the most important parts of an essay - At A Level, it's what will push you up into the higher grade brackets. The easiest way to do this, is to literally copy out pa...

The key observation here is that the Earth is spinning (angular velocity w) and so are you. The scale will give one number or another depending on the force that you exert on it, and by Newton's 3rd Law t...

Any 3 from:DNA is double stranded, whereas RNA is single strandedDNA consists of Deoxyribose sugar, whereas RNA is made from Ribose sugarThymine can be found in DNA, whereas it is replaced by Uracil in RN...

This a question about the procedural elements of law, questioning precedent. First, aim to tackle the assumptions within the question and whether you agree with them.
Assumption number 1: That decisi...

At a stationary point, the gradient/slope of the graph is 0. To find the gradient of y, we differentiate with respect to x.This gives us dy/dx = 2x + 1. Since we want to find where the gradient is 0, we s...