Description: What is Constructional Theory ??, Types of Foundations / Footings in Building Construction, Can Humans Evolve? | Constructional Theory | Evolution | Sadhguru | Adiyogi, Civil Engineering Basic Knowledge You Must Learn
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Theory is a contemplative and rational type of abstract or generalizing thinking, or the results of such thinking. Depending on the context, the results might for example include generalized explanations of how nature works. The word has its roots in ancient Greek , but in modern use it has taken on several different related meanings. A theory is not the same as a hypothesis . A theory provides an explanatory framework for some observation, and from the assumptions of the explanation follows a number of pos
A theory can be normative (or prescriptive), meaning a postulation about what ought to be. It provides "goals, norms, and standards". A theory can be a body of knowledge , which may or may not be associated with particular explanatory models. To theorize is to develop this body of knowledge.
As already in Aristotle's definitions, theory is very often contrasted to "practice" (from Greek praxis , πραΎ¶ξις) a Greek term for "doing", which is opposed to theory because pure theory involves no doing apart from itself. A classical example of the distinction between "theoretical" and "practical" uses the discipline of medicine: medical theory involves trying to understand the causes and nature of health and sickness, while the practical side of medicine is trying to make people healthy. These two things