With Dr Gil Nonato Santos

An object’s movement is reflected in the change in its position which in turn is noted by sonar ranging devices. Speed and direction of an object can be depicted by means of a graph, interpretation of which gives one the position, velocity and acceleration of the object vis-à-vis time.

Mon Afrique by Lani Maestro, Photo credit: At Maculangan

Dr Santos’ talk at MCAD, 2 Feb 2013