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Why does deforestation occur and what are its effects?

Deforestation occurs for a variety of reasons. T hese are some of the main causes of deforestation. Countries require food and in order for food to be grown farms are necessary. In order to create space hund...
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Answered by Sarah M. • Geography tutor
23580 Views

How do I form the present subjective in French?

French Present Subjunctive First thing to know – the subjunctive is not a tense but a mood. So if you’re getting a bit moody struggling through the subjunctive, keep reading… Regular verbs The present tense ...
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Answered by Florianne H. • French tutor
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How do I find the nth term of a sequence?

For any sequence where there is a common difference (it increases or decreases with the same amount, n, each time) you can find the nth term using the formula: dn+(a-d) "a" is the value of the firs...
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Answered by Laura M. • Maths tutor
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Why do volcanoes and earthquakes occur at destructive plate margins?

Destructive plate margins are where a plate of higher density is subducted, or forced underneath, another, less dense plate. This occurs due to convection currents in the mantle. These are caused by radioact...
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Answered by Laura S. • Geography tutor
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Outline the differences between the three different types of rock.

Igneous rocks Igneous rocks are distinguishable by the fact that they are made up of crystals, which vary in size depending on where the rock was fomed. Intrusive rocks consist of larger crystals - formed in...
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Answered by Laura S. • Geography tutor
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