Science

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What is the Difference between Science and Engineering?

Science: The observation, identification, description, experimental investigation, and theoretical explanation of phenomena.
http://dictionary.reference.com/browse/Science
(American Heritage Dictionary)

Engineering: The application of scientific and mathematical principles to practical ends such as the design, manufacture, and operation of efficient and economical structures, machines, processes, and systems.
http://dictionary.reference.com/browse/Engineering
(American Heritage Dictionary)

What is the difference between science and engineering?
Scientists investigate what is; they discover new knowledge by peering into the unknown...
Engineers create what has not been; they make things that have never existed before...

—Joe Bordogna, National Science Foundation


Scientists investigate nature to discover new knowledge. Engineers use that knowledge to create solutions to problems. There is overlap here because as soon as a scientists discovers a new phenomenon, he/she immediately begins thinking about ways in which it can be useful to humanity. The important difference is the end goal. The goal of a scientist is the discovery of new knowledge and explanations of observed phenomenon. The goal of an engineer is solving problems. These differences are evident when comparing the scientific method to the engineering design process. The most important difference is the challenge at the top of each column, below.

Engineering Design Process

Challenge:
“What can we make to solve this?”
Brainstorm many different design ideas
Select a design from your ideas
Explain your design
Build and test your design
Review and decide if design is the best one possible
Redesign (iterate) based on what you learned

 

 

 

 

 

 

 

 

Scientific Method

Challenge:
“How can we prove this theory right or wrong?”
Background and research
Hypothesis
Describe procedure

Observation

Conclusion

 

http://www.engineeringpathway.com/ep/k12/k12_sci_eng.jhtml;jsessionid=LE4V2QTWOIJWRABAVRSSFEQ

Secondary Group