PLTW IED 2.4 Vocabulary Words and Terms to Know
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| Accuracy | 1. The condition or quality of being true, correct, or exact; precision; exactness. 2. The degree of correctness of a quantity or expression.
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| Assembly | A group of machine or handmade parts that fit together to form a self-contained unit.
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| Assembly Drawing | A drawing that shows the various parts of an item when assembled.
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| Component | A part or element of a larger whole.
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| Consensus | General agreement.
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| Constraint | 1. A limit to a design process. Constraints may be such things as appearance, funding, space, materials, and human capabilities. 2. A limitation or restriction.
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| Decision Matrix | A tool for systematically ranking alternatives according to a set of criteria.
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| Design Brief | A written plan that identifies a problem to be solved, its criteria, and its constraints. The design brief is used to encourage thinking of all aspects of a problem before attempting a solution.
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| Design Process | A systematic problem-solving strategy, with criteria and constraints, used to develop many possible solutions to solve a problem or satisfy human needs and wants and to winnow (narrow) down the possible solutions to one final choice.
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| Design Statement | A part of 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.
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| Designer | A person who designs any of a variety of things. This usually implies the task of creating drawings or in some ways uses visual cues to organize his or her work.
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| Fluid Power | Energy transmitted and controlled by means of a pressurized fluid, either liquid or gas. The term fluid power applies to both hydraulics and pneumatics.
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| Hydraulics | A type of fluid power that uses pressurized liquid, for example, oil or water.
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| Marketing | The promotion and selling of products or services.
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| Multiview Drawing | Views of an object projected onto two or more orthographic planes.
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| Pneumatics | A type of fluid power that uses compressed air or other neutral gases.
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| Problem Statement | A part of design brief that clearly and concisely identifies a client’s or target consumer’s problem, need, or want.
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| Purpose | The reason for which something is done or for which something exists.
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| Solid Modeling | A type of 3D CAD modeling that represents the volume of an object, not just its lines and surfaces. This allows for analysis of the object’s mass properties.
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| Target Consumer | A person or group for which product or service design efforts are intended.
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| Team | A collection of individuals, each with his/her own expertise, brought together to benefit a common goal.
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