yeah im sure vernier calliper would be alright..they don't *have to* follow the mark scheme if they think an answer is correct n deserves marks u get them (as given on the front of the mark scheme itself) ---sum1 i knw even wrote radiation...but im not rly sure if they'd award marks for that..
what did u guyz write for how that bottle of milk stays cool cuz it had 2 b strictly in terms of molecules!