The coloring material in virtually all drawing and painting media is known as what?

The degree to witch the surface of an object seems to have a particular feel is referred to as an object

What dose a half sun or moon in a dream mean

Pls! choice of medium allows the artist to a. convey different messages. b.experiment with combining materials to create new media. c.reconnect with old forms of art. d.improve realism in art, particularly with portraits.