PLTW Unit 4 Key Terms #1-21

A group of machined or handmade parts that fit together to form a self-contained unit.

• assembly
• component
• packaging
• mock-up

A drawing that shows parts of an item when assembled.

• component

• mock-up

• model

• assembly drawing

A rectangular coordinate system created by three mutually perpendicular coordinate axes, commonly labeled X, Y, and Z.

• degree of freedom

• cartesian coordinate system

• mathematical modeling

• origin

A part or element of a larger whole.

• assembly

• domain

• component

• extrusion

The use of a computer to assist in the process of designing a part, circuit, building, etc.

• computer-aided drafting

• computer-aided design

• assembly drawing

• model

The use of a computer to assist in the process of creating, storing, retrieving, modifying, plotting, and communicating a technical drawing.

• computer-aided drafting

• computer-aided design

• assembly drawing

• model

The variables by which an object can move.

• domain

• assembly

• degree of freedom

• function

A written plan that identifies a problem to be solved, its criteria, and its constraints.

• design statement

• design brief

• mathematical modeling

• mock-up

A part of a design brief that challenges the designer, describes what a design solution should do without describing how to solve the problem, and identifies the degree to which the solution must be executed.

• design statement
• design brief
• mock-up
• marketing

The set of input values of a function.

• domain
• function
• annotate
• cartesian coordinate system