an element of art which refers to the continuos mark made on some surface by a moving point. It may be two dimensional, like a pencil mark on a paper or it may be three dimensional(wire) or implied( the edge of a shape or form) often it is a outline,contour or silhouette.
an element of art with three properties: 1) Hue, the name of the color, e.g. red, yellow, etc. 2) Intensity or the purity and strength of the color such as bright ness or dullness. And 3) value, or the lightness or darkness of the color.
refers to the surface quality or “feel” of an object, such as roughness, smoothness, or softness. Actual texture can be felt while simulated textures are implied by the way the artist renders areas of the picture.
refers to the distance or area between, around, above or within things. It can be a description for both 2 and 3 dimensional portrayals.