IED Key Terms #5

IED

Shape

A two-dimensional contour that characterizes an object or area

Sketch

A rough representation of the main features of an object or scene and often made as a preliminary study

Solid

A three-dimensional body or geometric figure

Technical Working Drawing

A drawing that is used to show the material, size, and shape of a product for manufacturing purposes

Three-Dimensional

Having the dimensions of height, width, and depth

Tone

The general effect of color or of light and shade in a picture

Two-Dimensional

Having the dimensions of height and width, height and depth, or width and depth only

Vanishing Point

A point in space, usually located on the horizon, where parallel edges of an object appear to converge

View

Colloquial term for views of an object projected onto two or more orthographic planes in a multi-view drawing

Width

The measurement associated with an object's side-to-side dimension

Acute Triangle

A triangle that contains only angles that are less than 90 degrees.

Angle

The amount of rotation needed to bring one line or plane into coincidence with another, generally measured in radians or degrees.

Area

The number of square units required to cover a surface.

Axis

1. An imaginary line through a body, about which it rotates. 2. An imaginary line about which a regular figure is symmetrically arranged. 3. A fixed reference line for the measurement of coordinates.

Center of Gravity

A 3D point where the total weight of the body may be considered to be concentrated.