How an artwork actually feels or appears to feel. Can be real or perceived.
The use of room or space in a piece of art. Can be two, three or fourth (time) dimensional. Can be positive or negative.
The lightness or darkness of a color. Can be a tint or a shade.
Primary = red, yellow and blue. Secondary = green, violet and orange. Groups are known as palettes. Groups can be warm, cool and neutral.
The three-dimensional transformation of shape - height, width, depth. Can be illusionary or real.
The 2Dimensional representation of an object or idea as a collection of dots and lines. Can be geometric or organic.
A tool used to help the eye or minds' eye to travel. Can be actual, implied, contour or psychic