technology
DESCRIPTION
technology. The practical use of human knowledge to extend human abilities and to satisfy human needs and wan ts. technologically literate. Term used to describe someone who is informed about technology and feels comfortable with it. innovation. - PowerPoint PPT PresentationTRANSCRIPT
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technologyThe practical use of human
knowledge to extend human abilities and to satisfy human
needs and wants
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technologically literate
Term used to describe someone who is informed about technology and feels comfortable with it
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innovation
The process of modifying an existing product or system to improve it
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science
Knowledge covering general truths or laws that explain how something
happens
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engineering
Designing products or structures so that they are sound and deciding how they
should be made and what materials should be used
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Information Age
Period beginning around 1900 in which human activities focused on the
creation, processing, and distribution of information
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nanotechnology
The science of working with the atoms or molecules of materials to
develop very small machines
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resource
Something that supplies help or aid to a system; can be a source of information,
capital, supply, or support
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skill
The combination of knowledge and practice that enables a person to do
something well
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machine
A tool with a power system that takes advantage of certain scientific
laws that enable the tool to work better
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capital
Accumulated wealth, which may be money, credit, or property
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subsystem
A system that is part of another, larger system
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system
A group of parts that work together in an organized way to complete a
task
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input
Whatever resources that are put into a system
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open-loop system
A system with no way of controlling or measuring its product
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closed-loop system
A system that has a way of controlling or measuring its product
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output
What a system produces
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process
The conversion of a systems input into a useful product, or output
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feedback
The part of a closed-loop system that provides control or measurement of
the product
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constraint
A restriction on a product
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criteria
Standards that a product must meet in order to be accepted
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optimization
In manufacturing, creating the most effective and functional product,
system, or process
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trade-off
A compromise in which one thing is given up in order to gain something
else
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human factors engineering
The design of equipment and environments to promote human
safety, health, and well-being; also called ergonomics
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invention
Turning ideas and imagination into new products and systems
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problem statement
A statement that clearly defines a problem to be solved
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brainstorming
A group problem-solving technique in which members call out possible
solutions
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technical drawing
To accurately represent the size, shape, and structure of objects; also
called mechanical drawing
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drafting
The techniques used to make drawings that describe the size, shape, and structure of objects
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Multi-view drawing
A technical drawing that shows an object from several different views
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scale drawing
Drawing of an object that is not true size but that is in the correct
proportions
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dimension
A size or location of object parts indicated on a technical drawing
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isometric drawing
A pictorial drawing that shows three sides of an object that has been rotated thirty degrees and tilted forward thirty
degrees
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pictorial drawing
A drawing that shows a three-dimensional object realistically
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perspective drawing
A realistic pictorial drawing in which receding parallel lines come together
at a vanishing point
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section drawing
A drawing that shows the interior of an object
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CAD
Computer-aided drafting or computer-aided design; the use of a computer system in
place of mechanical drawing tools to create technical drawings and/or design an object
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assembly drawing
A drawing that shows how to put parts together to make an item
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working drawing
One of a set of technical drawings needed to make a product or
structure
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schematic diagram
Drawing that shows the circuits and components of electrical and
electronic systems
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model
Replica of a proposed product that looks real but does not work
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prototype
In manufacturing, a working model of a proposed product
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rapid prototyping
Using CAD and a special machine to make a three-dimensional model of
an object
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visualization software
CAD software used to create virtual models
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hypothesis
An explanation for something that is used as the basis for further
investigation
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scientific law
A theory that has been proven true so often that it is accepted as fact
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scientific theory
Scientific conclusion carefully developed through experimentation
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humanities
School subjects having to do with cultural knowledge, such as language
and history
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shadowing program
School program in which students spend time in a work environment