Terms artists use to represent the illusion of making a 2D drawing appear to have depth.
"When I drew this sphere, the light source was at the top right corner so I shaded the opposite end because the light wasn't hitting it, and highlighted the end closest to the light source because the light was hitting it dead on." Mrs.Woods explained to the class. "This is called Shading and Lighting."
by whiteshadow44 August 16, 2011