Fundamental and Derived Measurements

Fundamental Measurements Unit Symbol Length meter m Mass kilogram kg Time second s Temperature kelvin K Electric Current ampere A Luminous Intensity candela cd Amount of Substance mole mol Supplementary Unit Plane Angle radian rad Solid Angle steradian sr

Derived Units

Derived Units

Derived Units

Derived Units

Dimensional Analysis

Dimensional Analysis The units of energy are The only expression dimensionally correct

Dimensional Analysis Question The period (T) of oscillation of a simple pendulum depends upon the acceleration of gravity(g) and the length (L) of the pendulum. Which expression below represents the relationship between T, g and L?

Dimensional Analysis Question

END ? 2003 AP Physics Workshop, Ted Vittitoe