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During and immediately after the First World War, with vast areas of Europe destroyed or their supplies cut off, many countries relied on produce from the USA to survive. This was an excellent time to be ...

Treating the question like an essay question, run through with the student how to structure an answer for, perhaps, a short 8 mark essay question. Begin by listing the main business structures (sole trade...

This is a great example of where physics and our gut feelings about physics don't match up. This is a very common conceptional difficulty students have and is often jumped on by examiners. The best way to...

Generally, the imperfect tense should be used for events which happened regularly in the past or which took place over a period of time. The perfect tense is used more for one off events. So for example, ...

Receptors are a group of specialised cells that are used by the body to detect different stimuli (changes in the environment). Receptors are most common in sensory organs like the eyes, ears and the skin....