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Crude oil is composed of many hydrocarbons . The crude oil is heated to evaporate it and the vapour rises. There is a temperature gradient up the column (hotter at the bottom, colder at the top). The differe...

A coach could choose to either use cognitive techniques or somaic techniques. Firstly cognitive are pyschological, so are to do with thought process. For example, encouraging positive self talk. So the athle...

A sprain is a torn ligament occuring around a joint. A common example is a sprained ankle. Where as a strain is a torn muscle or tendon. For example a pulled hamstring.

When you exhale, the intercostal muscles relax. The diaphragm also relaxes and the ribs move inwards and downward. There is a decreased volume of the chest so therefore the pressure increases in the lungs. D...

In this example, we want to find values for both x and y which are our unknowns. So we start by rearranging x to be on its own but still in terms of y. We then can plot it into the next equation. Hence we ge...