Perhaps you should try killing yourself and seeing what happens; surely, your teachers and your school, in some small part, will harbour some concern about your non-existence, then.
Then do 1 year.
You get notes and all.
There's also this Quick Chat forum or something, but that's probably going to be counterintuitive to your studies.
Maybe; I've got no idea, sorry.
Nah, don't think Australia will have an Aborigine for a PM; at least no time soon.
Religion: no.
Constitution: you're right; secular.
Maybe in the next two centuries. How well can they possibly, you know, be accepted and integrated into society, anyhow?
Do tell; are you one of those sheltered Christian kids?
By no means am I trying to dispel the fugue that I may or may not think clouds reality; hell, I'm not even trying to undermine your religion or anything here.