-What is a contour drawing?

A drawing consisting of the basic lines needed to depict an object. The outline of the object and key details are the basic elements that form most contour drawings.

-What are the three types of lines in regard to composition?

Actual line, Implied line, and Imaginary line. Actual lines are the ones drawn, implied lines is a line that consists of elements that form a line, and an imaginary line is made by implying an object is pointing in a certain direction.

-What is hatching?

The technique used to make basic lines look like textures. Most common is putting short or long lines bunched together or crossing lines in different densities.