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My class didnt seem to do many pracs for shipwrecks.. and i was wondering if anyone knew the procedure/experimental improvements and errors regarding: - compare the corrosion rate of a variety of metals, including named modern alloys to identify those best suited for use in marine vessels...

ooooook HELP Do we need to know about waste water management? it seems to be in every textbook .. and theres quite alot on it Hows bout the dot point that says, "describe and assess the effectiveness of METHODS used to purify and sanitise mass water supplies" Why does it say methodS...

im in yr 11 and i dunno if i should do 4u??? at the mo im comin first in 2u n 3u but i had to study my ass off. Im on bout 80% in 3u... is that good enuf in comparison to all you smart skools out there(my skool is v. weak in maths) Another thing, how much work would i need to put in...

Anyone got any prelim papers, if you've done ur yearlies whak em here plzzzzzzz :D (hint hint especially 2u, 3u maths, adv eng, chem phys religion!!)

OOOOOOOOOOOOOOOOOOOOkaaaaaaaaaaaaaaay ppl i hav 13 units: physics, adv eng, community n fam studies, 2u religion, 3u maths, chem do i do 4u next year??? If i do... should i drop 1u of re as WELL AS community n fam (hate it) and only hav 11 units... meaning if i bomb out in 4u i cant...