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The Continental Drift theory proposed by Alfred Wegener suggested that the continents were not always in the position that they are in today. The main piece of evidence is the jigsaw fit of the continents...

Macbeth

-Look at Macbeth and Lady Macbeth's power struggles, and the DESIRE for power leading to a fatal flaw. 

paragraphing 

S-statement
E-evidence
A-analyse
L-link...

Amines can be prepared by reduction of Amides or Nitriles. To give Aminoethane (CH₃CH₂NH₂) we need an Amine or Nitrile with the same number of carbon atoms (2 in this case...

Analysing a quote can be done in a number of ways and is often a key part of essay writing. My school taught me to use the PEEL approach but there are many other variants of this which you may have learnt...

First find dy/dx:

dy/dx = 4x - 4

And thus at (3,15):

dy/dx = 12 - 4 = 8 = m (as m is the gradient of a curve)

So using y - y₁ = m(x - x₁) where...