Aqa a level physics

Measurements and their errors Use of SI units and their prefixes  Fundamental (SI base) units – Systéme International (system of measurement) o Mass (m, kg), length(l, m), time(t,s) o Amount of substance (n, mol), temperature (T/theta, K) o Electric current (I, A)  SI Prefixes: T(1012) , G(109), M(106) , k(103), c(10-2), m(10-3), μ(10-6), n(10-9),  p(10-12), f(10-15)  Converting eV -> J (1eV=1.6x10-19J), kW h etc. Limitation of physical measurements  Random and systematic e...