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Lesson 3: Ding Dong – A Doorbell System!

Lesson 3: Ding Dong – A Doorbell System!. What is a system ? A group of separate parts that work together to perform a specific function. Lesson 3: Ding Dong – A Doorbell System!.

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Lesson 3: Ding Dong – A Doorbell System!

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  1. Lesson 3: Ding Dong – A Doorbell System! What is a system? A group of separate parts that work together to perform a specific function.

  2. Lesson 3: Ding Dong – A Doorbell System! 1. Take a minute to think about the term Intelligent Transportation System and then name a few of the goals that an Intelligent Transportation System might be designed to achieve. • Improve safety • Improve security • Improve transportation times • Improve fuel consumption

  3. Lesson 3: Ding Dong – A Doorbell System! 2. Think about how an Intelligent Transportation System might improve your life.

  4. Lesson 3: Ding Dong – A Doorbell System! 3. Students, working in pairs, will list some of the subsystems that might be part of an Intelligent Transportation System.

  5. Lesson 3: Ding Dong – A Doorbell System! 1. Systems thinking involves considering how every part relates to others. a. System – A group of interacting, interrelated, or interdependent elements or parts that function as a whole to accomplish a goal. b. Resources– Things needed to get a job done. c. Requirements– The parameters or limitations placed on the development of a product or system.

  6. Lesson 3: Ding Dong – A Doorbell System! d. Optimization– An act, process, or methodology used to make a design or system as effective or functional as possible within the given criteria or constraints. e. Trade-off – An exchange of one thing in return for another. f. Processes– A systematic sequence of actions that combines resources to produce an output. g. Control– An arrangement of components that command or direct a system.

  7. Lesson 3: Ding Dong – A Doorbell System! 3. All technology systems make use of a group of interacting, inter­related, or interdependent elements or parts that function as a whole to accomplish a goal. 4. The teacher will state that even simple systems like a doorbell can be analyzed in using the terms we have just defined.

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