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(5%) partially molten, low rigidity/plastic/rheid, allows the movement of the plates and mostly composed of peridotite

Precision and simplicity are what GCSE exam boards are looking for. You only have to look at the mark schemes to realise that it is very much a checking systen - there are specific points which the exa...

The cardiac cycle is what happens during a single heartbeat.

To understand the cycle it helps to know that the heart is made up of four chambers, the top 2 chambers are called the atria a...

'Manifest Destiny' was the American ideology of the 18th century that held the belief that Amricans were destined to settle and claim the land to the west as part of American expansionism. It was the i...

Humanism in the Renaissance meant the revival of secular art forms and ideologies that exalted the Classical period as the height of intellectual thought and art forms. It was an ideology that was held...