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Explain how river meanders may change over time [4 marks]

A meander is a winding curve or bend in the river. The river erodes fastest on the outside bend of the river through a process called lateral erosion. Lateral erosion results in undercutting of the river ...

CC
Answered by Cameron C. Geography tutor
27902 Views

3A + 4B =32 6A-2B=14 work out the values of A and B

First we need to get either an equal number of As, an opposite number of As. An equal number of Bs or an opposite number of Bs. 6A-2B= 14 (Multiply by 2) 12A-4B =28 and 3A +4B =32 add together15A=60 (divi...

OR
Answered by Oliver R. Maths tutor
3246 Views

To what extent is Odysseus responsible for his own suffering throughout his journey?

On the one hand, it could be argued that Odysseus' suffering is caused by the monstrosities he faces. The forces of Scylla and Charybdis attack a multitude of his' men, resulting in overwhelming feelings ...

ML
17023 Views

Explain Darwin’s theory of evolution by natural selection.

In an animal population most organisms produce more offspring than can survive to adulthood. For this reason, there is competition with each other for resources, such as food, shelter and mates, in order ...

SP
2886 Views

Explain why damaged villi may result in poor growth (4 marks)

(mark 1) damaged villi reduce the surface area for villi (mark 2) meaning fewer amino acids and glucose are absorbed (mark 3) less glucose present means there is less energy transferred in respiration (ma...

JA
Answered by Jemima A. Biology tutor
3248 Views

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