There are FIVE types of line VERTICAL HORIZONTAL ZIG-ZAG DIAGONAL CURVED
Vertical LinesThese lines move up and down without a slant and can give theappearance of height because they are perpendicular to theearth, extending upwards toward the sky.
Horizontal LinesThese lines move right to left and suggest a feeling of rest or reposebecause objects parallel to the earth are at rest
Diagonal LinesDiagonal lines are neither vertical nor horizontal and convey afeeling of movement. Objects in a diagonal position feel unstablebecause they are either about to fall or are already in motion
Curved LinesThe curve of a line can convey energy. Soft, shallow curves recallthe curves of the human body and often have a pleasing, sensualquality
Zig-Zag LinesThese lines slant and are diagonal lines connected at each point.These lines can portray action and excitement.