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What is eutrophication? Explain how this process can cause harm to the environment, particularly when farmers apply fertiliser to their land.

Eutrophication describes a process wherein a substance containing excessive levels of nutrients, in this case fertiliser, is applied to land and leaches off into nearby bodies of water (often as a result of ...
JC
Answered by James C. • Biology tutor
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The line L passes through the points (-2,3) and (6,9). How do I find the equation of the line that is parallel to L and passes through the point (5,-1)?

Find the gradient of line L. The gradient can be defined as the "change in y" divided by the "change in x". For this situation, the "change in y" would be 9 - 3 = 6. The "c...
JC
Answered by Justin C. • Maths tutor
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Prove that an angle subtended by an arc is double at the centre then at the perimeter.

After drawing, bisect the perimeter angle in two from the centre. We now have two isosceles triangles with the sides the same length (1 radius from the centre). We know that 2 angles in each triangle add up ...
MP
Answered by Matthew P. • Maths tutor
7784 Views

Explain one advantage and one disadvanatge of using temporary staff. (6 marks)

Temporary staff have an employment contract with their employer but it is for a predetermined time period or until a specific task has been completed. One advantage of having temporary employees is that they...
RI
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Outline and evaluate the diathesis-stress model of schizophrenia

The Diathesis Stress model of schizophrenia is part of the interactionist approach that see’s schizophrenia developing due to an interaction between the biological (diathesis) and the environmental (stress) ...
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