a line that indicates height and appears in an up and down direction.
a line that indicates length and is parallel to the horizon.
a type of line that denotes instability and tension.
a type of line that flows in smooth rounded angles, similar to the flow of water.
a combination of diagonal lines joining at opposite points.
a line that shows or creates the outer edge of a shape or object.
defines the edges and surface ridges of an object
a drawing in which the artist never looks at the paper but focuses only on the subject matter being drawn
A drawing which allows for minimal viewing to determine positioning and placement.
a line drawn to show an expressive movement
a line that is recognized by the brain and the eyes as a line but is not actually present
an element of art that is the path of a moving point through space
This is indicated by crossing lines in contour drawings.