Line: A line is the basic 2-D building block of formal analysis - like the strings in string theory. Lines can be combined to create more complex shapes and lines or lead the viewers eye from one area to another.
Value: Value is the degree of light and dark in a design. It is the contrast of black and white, with every color in between. The value in this picture is between the difference shades and hues of blue.
Shape: Shapes are the structures created by combining lines. The three basic shapes are circles, squares, and triangles; however, there are irregular shapes like those which are found in nature.
Form: Form is a 3-D shape with depth, length, and width. Anything that one can physically hold has form.
Space: Space is the area between and around objects. There is positive space and negative space.