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Describe the reflex arc from the point of a receptor detecting a stimulus.

Receptor triggers a sensory neuron to fire an electrical impulse. Synapses with relay neuron which fires an electrical impulse. Synapses with motor neuron which fires an electrical impulse. The motor neur...

AL
Answered by Annabel L. Biology tutor
2297 Views

Using a case study, describe the challenges and opportunities caused by urbanisation.

Urbanisation describes the increasing proportion of the world’s population who live in cities. Urbanisation has resulted in the emergence of mega cities with the urban population often growing quicker in ...

BT
Answered by Becky T. Geography tutor
1359 Views

A curve has the equation y = 2x cos(3x) + (3x^2-4) sin(3x). Find the derivative in the form (mx^2 + n) cos(3x)

y = 2x cos(3x) + (3x2-4) sin(3x)
dy/dx = (2x x -sin(3x) x 3) + (2 x cos(3x)) + (6x sin(3x)) + ((3x2-4) cos(3x) x 3)
dy/dx = -6x sin(3x) + 2 cos (3x) + 6x sin(3x)...

TL
Answered by Thomas L. Maths tutor
8199 Views

What are some different editing techniques used in film?

Key techniques of editing: Continuity editing – creating the illusion of scenes being filmed at once / match of action is often used to make the order seem uninterrupted – fills ou...

EG
2530 Views

What is the nth term of the sequence 5, 7, 9, 11....

Difference between each number is +2Therefore the sequence is 2n + C
When n = 1 the value is (2x1) + C = 2 + C = 5C = 36
nth term is 2n + 3
CHECK
3rd term should be...

TL
Answered by Thomas L. Maths tutor
21804 Views

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