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Describe and Explain the formation of a waterfall.

Firstly a waterfall is defined as a cascade of water falling from a height over a steep incline or precipice. It is typically found in the upper course of a river and in formed via vertical erosion. They are...
EY
Answered by Emma Y. • Geography tutor
7543 Views

Explore the nature of tragedy in Keats' 'La Belle Dame sans Merci'

(Extracts from a longer answer)The tragedy in ‘La Belle Dame’ could be argued to be the knight’s sitting on a ‘cold hill side’ waiting for his love. At a deeper level the tragedy in ‘La Belle Dame’ emerges a...
LP
18253 Views

Define classical and operant conditioning, giving examples.

Classical conditioning is learning through association. For example, Pavlov conditioned dogs to salivate when they heard the sound of a bell by associating food with the sound of the bell. On the other hand,...
Answered by • Psychology tutor
11176 Views

Solve the simultaneous equations: 5x + y =21 and x - 3y = 9.

Rearrange x - 3y = 9 to make x the subject by adding 3y to both sides of the equation, giving x = 9 + 3y. Substitute the value of "x" in the second equation for "9 + 3y", giving: 5(9 + 3y...
RS
Answered by Rebecca S. • Maths tutor
17032 Views

A product with perfectly elastic supply has sales of 100 units per week at a price of £2 per unit. Price elasticity of demand is(-)1 .5 over the relevant range. The government imposes a tax 20%. What will be the government’s weekly tax revenue?

£28
JI
Answered by Jamie I. • Economics tutor
2592 Views