Unit 1
What is a trade-off?
When a designer must make a choice between a positive and negative impact for a product
What is the engineering design process?
A systematic, iterative, problem-solving method that produces solutions to meet human needs and wants.
What is infrastructure?
The underlying base or basic framework of a system
What must you always wear when building in foundations of tech?
Safety glasses
What is the most common type of flow chart used in managing construction?
a Gantt chart
What is a patent?
A property right granted by the government that allows an inventor to keep someone else from making, using, or selling their product.
What are the limits of a design?
Time, budget, and safety
What are the six different forms of energy?
Thermal, radiant, electrical, mechanical, chemical, nuclear
When using a band saw, the blade guide assembly must be adjusted to within_____ of the work piece before turning the saw on.
1/4"
What type of material are natural fiber reinforced plastics classified as?
composite
How did the invention of the assembly line impact society?
It allowed production to be done much faster (more products in less time) and produced items in quantity over quality
What is universal design?
All engineered products and environments must be usable by all people without the need of modification.
What is the law of conservation of energy?
Energy can neither be created nor destroyed but it can flow from one form to another
You must always adjust the speed prior to installing a bit when using the drill press. You go____ for large bits, and _____ for small bits.
Slower; faster
The building blocks of technology are technological, environmental, and _______ systems
Social
What is technology transfer?
Application of a technology designed to solve a specific problem to a different and unique purpose
What are the definitions of mean, median, mode and efficiency?
Mean= the average
Median= the middle number
Mode= the most frequently occurring number
Efficiency= how well something performs
What is the difference between a Sankey and flow diagram?
A Sankey diagram shows wasted energy
What are the nine historical periods?
Paleolithic, Mesolithic, Neolithic, bronze, iron, middle ages, renaissance, industrial, info
Application of force that moves an object a certain distance is called...
work (w=f*d)
What are the four main areas in which technology affects our society?
Environmental, economic, social, political
List all 12 steps of the EDP in order.
Define the problem, brainstorming solutions, research ideas, identify criteria and constraints, consider alternative solutions, select an approach, develop a design proposal, make a model or prototype, test and evaluate, refine and improve, create/make product, communicate results.
How is energy generated in a coal plant?
Coal is burned to produce chemical energy, thermal energy that is created causes water from the condenser to steam, the steam turns a turbine which powers a generator and converts mechanical energy into electrical energy
What animal does Ms. Meyers have a framed photo of in her office?
a cow
A 3-D model of a designed product would be used to communicate the...
Final solution!!!!