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Energy that cannot do work, often compared to the disorder of a system. Total entropy can never decrease.

A force between moving charges

Finding the gradient or area underneath a graph

While the texts are unseen, you can plan your exam analysis technique before you get into the exam. The AQA mark scheme in 2017 does a good job of breaking down what's important to include. First, close a...

You can break down this essay into three sections: introduction, your reasons why you think Charles I was executed and a conclusion. In your introduction, you should give the reasons why you think Charles...