Slide 1SYSTÉME INTERNATIONAL D´UNITÉS SI Units Slide 2 Defining the kilogram http://www.youtube.com/watch?v=ZMByI4s-D-Y Slide 3 The need for SI Units At the end of the…
Slide 1 Slide 2 When people first started to measure things, the systems were different in different parts of the world. Many systems were based on parts of the body.…