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Science

Chapter 12

QuestionAnswer
Define symmetry An exact reflection on opposite sides of a line dividing an object in half
Define line of symmetry A line that divides an object in half; helps display symmetry
Define aesthetics The concept of how visually attractive or beautiful something is
Define ergonomics The science of using knowledge of human characteristics to design structures and systems that are comfortable, safe and efficient
Define repetitive strain injury Damage, usually to the small muscles of the of the wrists or hands from repeated activities over a long period of time
Define universal design An arrangement of the components of a structure or device resulting in the most user-friendly product possible
What 3 important factors do companies consider when they build or redesign a product? Design, manufacturing and sales
Symmetry is an important principle of ______? Nature
Why is symmetry useful in the design of structures? It makes them attractive and stable
Why is ergonomics important? Faster, more accurate and fewer injuries
What are the principles of ergonomics design? Allow workers to change their position, reduce the amount of force or effort the task requires and promote good posture for the body
What are the main principles of universal design? Equal for all users, simple to use, ergonomic, safe and tolerant of errors, flexible (wide range of abilities and choices)
What are the
What are the 4 manufacturing factors? Suitability of materials, availability and cost of materials, shipping, and disposal
what are the 4 sales factors? Packaging, design, displays and labelling, sale price, advertising and customer support
Created by: cog