1. Fundamental and
Derived Measurements

2. 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

3. Derived Units

4. Derived Units

5. Derived Units

6. Derived Units

7. Dimensional
Analysis

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

9. 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?

10. Dimensional Analysis Question

11. END ?
2003 AP Physics Workshop, Ted Vittitoe