Introduction – sets the scene, lays out the problem etc.
A series of paragraphs – each dealing with a different aspect, or argument.
Conclusion – pulls your ideas together.
References – lists all the sources you have used.
Bibliography – you may want to list general sources you have consulted for background. There are two ways of citing used sources when writing about science. These are described in detail in the next section.
Word limit – 1000 words