Intro to Tech Ed Final
Terms in this set (86)
a group of integrated components designed to achieve a desired goal.
a new device, method, or process that has been developed as a result of technology.
makes use of human knowledge to convert resources into the goods and services that people need.
a device used to adjust a system.
the action part of a system.
the process of making alternatives work as well as they can to get the best possible solution.
an exchange of the benefits and disadvantages of one solution for those of another solution.
the features that define the performance of a system.
one component in the production of goods, such as capital, time, or energy.
possessing an understanding of what technology can and cannot do for us.
explaining the natural world based on the evidence gotten as a result of investigation.
examining; how scientists do their work
the process of creating and planning.
Human Made World
all the systems and manufactured goods that are products of human creativity.
the earth and all living things.
an improvement made to an invention.
information about the output of a system that can be used to adjust it.
someone who creates plans to be used in making something (such as buildings)
a large and diverse institution of higher learning created to educate for life and for a profession and to grant degrees
an institution of higher education created to educate and grant degrees.
A commitment to work in a field that you find interesting and fulfilling. A job that provides a family-sustainable income.
The process of acquiring knowledge and developing skills, often through formal education resulting in a specialized degree.
the manner of construction of something and the arrangement of its parts
Forces that don't change (The members of the structure itself)
Deals with building shapes , steel forms, analysis, and material technology.
Public Works Structure
structures (such as highways or schools or bridges or docks) constructed at government expense for public use
a framework of beams forming a rigid structure (as a roof truss)
Pertaining to the house or place where one lives; characterized by private homes
A structural member whose main function is to carry loads both parallel and transverse to its longitudinal axis.
(architeture) a tall cylindrical vertical upright and used to support a structure
a constant load on a structure (e.g. a bridge) due to the weight of the supported structure itself
a twisting force
the action of stretching something tight
stress that squeezes rock until it folds or breaks
any building used in connection with production or process work or with storage or warehousing.
any building used in connection with direct trade with, or service of, the public.
an institution of higher learning that teaches the skilled trades
(architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it
(physics) a deformation of an object in which parallel planes remain parallel but are shifted in a direction parallel to themselves
a variable load on a structure (e.g. a bridge) such as moving traffic
forces that change
an engineer trained to design and construct and maintain public works (roads or bridges or harbors etc.)
Forward-acting force which opposes drag and propels the aircraft through the air.
a fin with a flat surface that is attached to the bottom of a boat to lift it above the water when a certain speed is reached.
fly faster than the speed of sound.
A measure of the force of gravity on an object
a transportation system that is used to move oil or natural gas.
something built to travel on water that carries people or goods
Transportation system designed to move large numbers of people along fixed routes
Networks of iron/steel rails on which steam/electric/diesel locomotives pulled long trains at high speeds.
has no source of power and instead uses wind currents and temperature changes to move through the air
propellers are used to power the aircraft
jets provide the necessary power to lifts tons of cargo and passengers
part of an assembly line, along which parts are moved from workstation to workstation.
A device that carries people and objects from one place to another.
Intermodal Transportation System
a system in which freight is hauled by trucks, trains, and/or ships and does not have to be unloaded along the way.
The gears or belts that connect a motor to the wheels.
Wind resistance that tends to hold a plane back when it moves forward.
a helium-filled airship that is propelled forward by an engine.
an upward force
the tendency of an object to float when submerged in water.
a large ship that can operate above or below the surface of the water.
a small vehicle that can stay underwater for short periods of time.
Air Cushion Vehicle
a vehicle that uses large fans to push air underneath it, lifting it on a cushion of air above the water
magnetic levitation, used to lift, propel, and guide trains on special tracks at speed up to 300 miles.
Hot Air Balloons
work on the idea that gases expand when heated
come or bring to a landing
depart from the ground
this is the angle at which a projectile leaves the ground at the beginning of its flight.
highest point; the point farthest from the earth
the departure area.
cargo carried in the nose of a rocket
i will not let anyone approach a modlel rocket on a launch pad until i have made sure that either the safety interlock key has been romoved the&battery has been disconnected form my launcher
Remotely controlled and electrically operated
electrical ignighters recomended by the engine manufacturer
The front end of a rocket that stabilizes the rocket in flight.
string that attaches the parachute to the nosecone
placed between the engine mount and the recovery system to stop the hot gas of the ejection charge from damaging the recovery system.
Model Rocket Safety Code
The rules of safe conduct as established by the National Assocaition of Rocketry and the Model Rocketry Manufactures Association.
An engine that produces thrust by expelling hot gases from a rear nozzle
device usually made of nylon or silk used to control the speed or direction of a person or object dropping from a height
fanlike structures used for steering, balancing, and moving.
this holds the engine inside the rocket
A long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
The shock cord absorbs the shock of the parachute opening and connects the nose cone to the body of the rocket.
a platform from which rockets or space craft are launched
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