| Term 
 | Definition 
 
        | work of art defined by rapid execution |  | 
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 | Definition 
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 | Definition 
 
        | weight or density of an object |  | 
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        | Term 
 | Definition 
 
        | size of an object and amount of 3D space occupied |  | 
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 | Definition 
 
        | 3D configuration of an object |  | 
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 | Definition 
 
        | surface attribute of form |  | 
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 | Definition 
 
        | basis for simplest kinds of artistic expression |  | 
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 | Definition 
 
        | quality of relative darkness/lightness allowing us to percieve form |  | 
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        | Term 
 | Definition 
 
        | organization of a line, value, form, shape, space, texture, pattern, and color as the underlying structure of a picture |  | 
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        | Term 
 | Definition 
 
        | continuous gradation of scale to create the illusion of 3D form |  | 
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