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The Youngs modulus of a material is = Stress / Strain. Therefore, the stress of an object is the strain multiplied by the Youngs modulus. We know that strain is the change in length (or extension) divided...

Robert Stevens identifies four main policy reasons for this strict liability. First, to encourage an employer to be more careful; second, that an employer will have 'deeper pockets' i.e more money to pay ...

When looking at longer, essay style questions such as these, often the differences between an average grade, and getting into those top boundaries, lies in answering the question in a specific manner, suc...

Answer: x²+10x+24

Method: A handy way of knowing how to expand brackets involves the pneumonic FOIL: 

- F stands for First, so we multiply the first term in the first bracket by t...

Water moves into the plant stem from the soil, and up to the leaves via the xylem. Water is taken up by the hairs on the root of the plant down the water potential gradient via osmosis, following the acti...