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To understand how an optical fibre transfers light, we must first understand the concept of 'total internal reflection'. Whenever light is refracted from one medium to another, the refractive index of the...

Firstly i will explain how to anser the question: The question clearly states that you must explain why fatigue occurs and the effect of fatigue on a permfomer. This means on the mark scheme there is 1 ma...

Before we begin to approach this question, we first write down all the relevant formulae for this trigonometry question. We can see that we will need the double angle formulae (on account of the presence ...

Neurotransmission is when an electrical impulse travels down the axon of a neutron, releasing neurotransmitters which cross the synapses to convey messages through the central nervous system. One example ...

Dates are just a way of ordering history. Timelines are the most traditional way of learning the order of events, perhaps challenge yourself to remember 5 dates/events on a timeline each week. If you have...