Tuesday, February 1, 2011

Week 3- Engineering

Sorry this is a little late. I had a really busy weekend :)


This week's STEM focus is on Engineering. Engineering is, simply put, taking what we know from Science and Technology and giving it a new use to help society. 


"The creative application of scientific principles to design or develop structures, machines, apparatus, or manufacturing processes, or works utilizing them singly or in combination; or to construct or operate the same with full cognizance of their design; or to forecast their behavior under specific operating conditions; all as respects an intended function, economics of operation and safety to life and property." (American Engineers' Council for Professional Development)


The above quote simply means that an Engineer works to creatively apply Science to real life. 


As with Science and Technology, there are many branches of Engineering. Some of these include:


Chemical Engineer: Uses chemical principles to carry out large scale chemical processes, also develops special new materials and fuels. 


Civil Engineer: Designs and constructs public and private works, such as roads, railways, water supply and treatment, buildings, bridges, etc. 


Electrical Engineering: The design and study of various electric and electronic systems, circuits, generators, motors, electromagnetic/electromechanical devices, optical fibers, computers, telecommunications, pretty much anything to do with electricity or electronics. 


Mechanical Engineering: Designs physical or mechanical systems, such as power and energy systems, aerospace/aircraft design, weapons systems, vehicle engines, compressors, powertrains, kinematic chains, vacuum technology, and vibration isolation equipment. (Vibration isolation is using fast powerful vibrations to separate things. It's usually used by doctors and scientists to analyze microbes). 




Engineering has helped society by contributing to both our safety and convenience needs. For example, aeronautical engineers design new, faster airplanes to transport people faster. These same engineers also design their aircraft to have a lower chance of crashing, and better safety features in case they do. Engineering is a key part of NASA's mission, because of how it applies Science to everything else, and it is important to society as a whole because of how it helps us to live safer, more convenient and all round better lives. 




Next week's focus: Mathematics! :)

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