Perspective creates an illusion of depth or space on a two dimensional surface. Vanishing Point is the point on a horizon where parallel lines converge. Horizon is the imaginary line along which converging lines meet. Where closer objects have detailed surfaces, whether its rough or smooth. Where closer objects have greater intensity than distant objects.
Composition Is the organization of elements or the arrangement of form in a work of art.
Proportion is the relationship of parts to the whole in terms of size. It is the comparison of parts in a composition. Content Content means what is represented in a work of art. Content can refer to lines, forms, ideas, elements, composition, subject matter and meanings and themes of a particular piece of art. Iconography is the study of themes and symbols in a work of art.