http://www.boardofstudies.nsw.edu.au/syllabus_hsc/pdf_doc/history-extension-st6-syl-from2010.pdf
Explains it all. But basically... :
History extension deals with historiography - methodology & identity of historians, changing interpretation of history, how has history been constructed over...
History Extension is a lot of work for 1 unit, but it's worth it. The What Is History? component is very interesting, and I actually found my half-yearly examination essay fun to write. The Project will consume a lot of your time, but if it's something you enjoy, you'll enjoy spending time doing...
I started my HSC Case Study assignment that was worth 25% the day before. I got 19/20 (equal second). The most important thing is, cover all the syllabus dot-points. I know it's obvious but you actually need them on the side while doing research / writing your report.
I think his definition of cold-hearted may be how you just described yourself. Your quietness may come off as a little bit hostile to some people.
Basically, try to become more cheerful? I know it sounds simple. And I know it isn't. What I mean is open yourself up. Let your feelings go and...
Overambition is not a good thing (aren't you learning this in like Frank+Runner or Hamlet or something? lol). She got full marks (or first with 19, whatever), ahead of everyone else. Good for her.
You don't worry about what others are doing, just focus on your own work.
"With the enablinc at, it meant the end of the republic." - is that your 'conclusion' or is that how you ended your last paragraph?
If you don't have a conclusion you're pretty much destined to lose some marks, even if you have an amazing essay. How many it depends on how good your essay is and...
Paintings are easy to do and the markers like them, because it shows you are able to analyse different types of texts. I used THIS as my related for Journeys in Year 11 Advanced.