Either can be defined in terms of the other. The sequence of frames or scenes. These variables are shown in figure 4 in relation to the graphic and dynamic variables. From this figure it can be seen that Bertin's graphic variables each have a match with one of the animation variables. From the dynamic variables only order and duration have a match.
Animations have a narrative character.
They tell a story. The dynamic variables can be seen as additional tools to design an animation. With those one can control all visual manipulations. They define the order of the images, and the time they are visible. An example of this use is duration to show uncertainty.