Form Defined as an object’s shape and structure, either in two dimensions or three dimensions
Form can refer to a three dimensional object such as sculpture, architecture, and “found art” (There is mass and volume). Bernini Ecstasy of St. Teresa (1647-1652) Michelangelo David (1501-1504) Duane Hanson Supermarket Shopper (1970)
The use of a two dimensional surface to create two dimensional forms (Mass and volume are not portrayed due to the lack of chiaroscuro). Edvard Munch Self Portrait: Between Clock and Bed (1940-1942) Cimabue Madonna Enthroned with Angels and Prophets (ca. 1280-1290)
The illusion of three dimensional forms on a two dimensional surface such as a canvas (It shows the illusion mass and volume through the technique of chiaroscuro). Jacques-Louis David Oath of the Horatii (1784) Thomas Eakins The Gross Clinic (1875)
Texture John Constable The Haywain(1821) JoernUtzon Sydney Opera House (1959-1972) Texture is the quality of a surface that light reveals.