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Unformatted text preview: What is a Model? Concept Test In this exercise, you are to: • Draft a definition (in writing) of a “model.” (one minute) • Discuss your definition with your partner. (one minute) • Draft a new definition (in writing), acceptable to both you and your partner. (one minute) Be certain that your definition includes both what a model is, as well as what it is used for. The final definition should be a single, well-written sentence. What is a Model? Solution A model is a description of a physical system that may be used to predict or explain the behavior of the system. Fundamental principle: Use the simplest model that captures the important behavior of the system, under the conditions in which the model will be used . Note that a good model need not be simple — only as simple as possible while still capturing the important behavior of the system. For example, the models that are used to predict global warming are very complicated, as they must be to describe the very complicated...
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This note was uploaded on 01/28/2012 for the course AERO 16.01 taught by Professor Markdrela during the Fall '05 term at MIT.
- Fall '05