Ideas In Context exam tomorrow (help me please)

[StrawberryCake]

For OCR additional science A exam tomorrow

can anyone tell me what i need to know on
acides in the body
kidney failer
a timeline of scientific discoveries about light

i havent been in much in school so i havent learned anything

im starting to get worried:sad:

Any webpages to help?

[Sam!]

Surely you should know :| revision guide, bitesize etc.

[Axiom]

BBC Bitesize. And for God's sake, shouldn't you be off this forum if you're that worried?

[StrawberryCake]

Originally posted by Axiom
BBC Bitesize. And for God's sake, shouldn't you be off this forum if you're that worried?

I'm acctually looking around on the internet for help while asking people what they know.

[bigbroismint23]

i hav this exam tomoz aswell u were sopposed to get sumthing to reed befor the exam but i didnt am so buggered