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Why do earthquakes happen at destructive plate margins?

At destructive plate margins, oceanic crust subducts beneath continental crust. In this zone of subduction a lot of friction is created as the plates move alongside each other. Over time, the build up of fri...
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Answered by Aimee M. • Geography tutor
40298 Views

Solve the simultaneous equations. Equation one: 4x – 3y = 7. Equation two: 4x + y = -1.

To solve this question you need to find a value of x and y which satisfies both of the equations. Simultaneous equations can be solved by three methods: substitution, elimination, and graphically. We will us...
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Answered by Emma F. • Maths tutor
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How do you form the perfect tense, le passé composé?

the perfect tense, le passé composé, expresses completed actions in the past. It is composed of -the auxiliary verb (avoir ou être) conjugated in the present tense - followed by the past participle of the ve...
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Answered by Elena R. • French tutor
3218 Views

Why is Pythagoras theorem (a^2 + b^2 = c^2) true for every right angle triangle?

Firstly let's take a right angle triangle. Label its sides a,b, c for the hypotenuse. Then arrange 4 of these triangles into a large square, with a smaller square contained within it. The area of the smaller...
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Answered by Edwyn G. • Maths tutor
8377 Views

Outline how fairtrade goods benefit the local community

Fairtrade goods ensure farmers receive a guaranteed price for their produce, this means that they have an increased income that is then spent in the local area, thus creating an economic multiplier. Moreover...
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Answered by Ellie G. • Geography tutor
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