Pattern refers to the repetition or reoccurrence of a design element, exact or varied, which establishes a visual beat.
Rhythm or movement refers to the suggestion of motion through the use of various elements.
Proportion is the size relationship of parts to a whole and to one another. Scale refers to relating size to a constant, such as a human body.
Balance is the impression of equilibrium in a pictorial or sculptural composition. Balance is often referred to as symmetrical, asymmetrical, or radial.
Unity is achieved when the components of a work of art are perceived as harmonious, giving the work a sense of completion.
Emphasis refers to the created center of interest, the place in an artwork where your eye first lands.