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Firstly, let's have a look through the question to find the key words and write down any equations you might need. Perpendicular means the two lines cross and meet at a right angle, we also have an equati...

Public goods are non-excludable and non-rival - i.e. you cannot be stopped from consuming the good and this does not affect others' consumption
Externalities are benefits/costs to a third party outsi...

Developed countries: more urbanised - 80% of USA population in 2%Developing: growing at a faster rate - Rwanda fastest urbanisation rate in the world: 9%
Leading to problems with waste management, re...

This can be done in many ways. This was mine: During my visit to South Africa two years ago I was struck by the economic divide between neighbourhoods. Adjacent to luxurious gated communities lay areas of...

Read your personal statementLook online at student room past questionsUse YouTube to get a feel of the experienceShow what you're thinking
Research who is going to be interviewing you, see what their...