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Explain the formation of a waterfall

Waterfalls are found in the upper course of the river where a harder, more resistant band of rock sits on top of a softer, less resistant band of rock. The softer rock is more easily eroded, so it wears away...
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Answered by Alice G. • Geography tutor
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How do I remember the vast amount of content required for the exam?

History naturally is a difficult subject even at GCSE in terms of remembering a huge amount of names and dates. However, I would reassure the student. I would guide them through revision techniques that ofte...
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Answered by Kate P. • History tutor
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Please explain (said question) surrounding a proof of 2 equal angles

I would firstly ask them how much they knew about trigonometry, and then guide them through the SoHCaHToA theory. I would use diagrams for this. I would then ask them to spot any ways they could work out any...
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Answered by Kate P. • Maths tutor
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Briefly outline and evaluate Lorenz animal studies. (4 marks)

Lorenz used animal studies to research into imprinting. Improinting is when new-born creature bonds to thetype of animals it meets at birth and begins to pattern its behaviour after them. Lorenz got a group ...
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I don't understand Pythagoras' theorem . What is it and how do you use it?

Ok, so the reason we need the Pythagoras theorem is to work out the length of missing side given we know the other 2 sides in a right-angled triangle. (Would go on to draw the triangle with the known sides a...
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Answered by Stefano M. • Maths tutor
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