| A | B |
| shape | enclosed space defined by other art elements such as line, color and texture |
| positive shape | refers to the figure |
| pattern | the repetition of elements in a recognizable organization |
| negative shape | refers to the ground |
| form | 3-Dimensional |
| figure-ground | tendency to divide visual patterns into two kinds of shapes with the figures appearing on the ground |
| foreshortening | applying perspective to an object so that it seems to recede in space |
| ellipse | oval shape produced by drawing an elongated circle viewed from an angle |
| organic shape | free forms that represent living things |
| shape constancy | tendency to see a shape of 3-D as unchanging |
| geometric shape | human made shapes: square, circle, oval, rectangle, etc. |
| size constancy | tendency to see the size as unchanging |