1. Line A continuous mark that is __________________________. Lines are a human invention. In a visual world, lines are generally shorthand for edges.

2. Contour Lines The ________ of a figure, body, or mass. Contour lines are visually perceived, but do not exist in nature.

3. Shape An element of art that is ______________ and encloses _________. Something used to determine a form. Shapes can be geometric or free-form.

4. Form An element of art that is ______________ and encloses space. It can be geometric or free-form.

5. Geometric Shapes or Forms that relate to _____________________________. Circles, squares, trapezoids, triangles, rectangles, octagons, etc.

6. Free-Form Shapes or Forms that are _________ and ____________. These shapes are often ________ / __________.

7. Proportion A principle of design concerned with the _______ ___________of one part to the whole and one part to the other. Example: comparing the width of an object to its height.

8. Sketch A ______, rough drawing without much detail that can be used as a plan for later work. Lines that are used to __________ the ______ _________, ________, and ____________of an object in the beginning stages of a drawing.