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Explain three disadvantages of proportional representation

This piece will cover three key disadvantages with the proportional representation (PR) form of voting. The first of these is to point out that PR elects weak governments. The nature of PR is that every vote...
PJ
3205 Views

How do I integrate and differentiate 1/(x^2)?

1/( x 2 ) can be written as x -2 We know that to differentiate you need to multiply by the value of the old power and minus 1 from it. This means dy/dx of y= x -2 is -2 x -3 =-2/(x 3 ) To integrate you add o...
JG
Answered by Judy G. • Maths tutor
4655 Views

What is the structure and function of a sensory neurone?

A sensory neurone is made up of 3 main components: the dendron, the cell body and the axon. At one end of the sensory neurone is the receptor cells where the nerve impulse begins. At the other end of the neu...
BM
Answered by Becky M. • Biology tutor
8844 Views

Evaluate the extent to which economic globalisation promotes prosperity and opportunity.

Firstly, we want to understand exactly what the question wants us to do. The command word 'evaluate' asks us to consider different ideas and come to a conclusion. Here, we need to conclude whether or not eco...
RM
3936 Views

State Lenz's law and hence describe and explain what happens to a magnet travelling through a metal tube

Lenz's law states that the direction of current due to emf induced by a changing magnetic flux is always such that it opposes the change that induced it. When a magnet travels through a copper tube this indu...
MC
Answered by Melisande C. • Physics tutor
6322 Views