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  1. theory: 1 n a belief that can guide behavior “the architect has a theory that more is less” “they killed him on the theory that dead men tell no tales” Types: egoism (ethics) the theory that the pursuit of your own welfare in the basis of morality hodgepodge , jumble , patchwork a theory or argument made up of miscellaneous or incongruous ...

  2. Mar 25, 2024 · Theory. Definition: Theory is a set of ideas or principles used to explain or describe a particular phenomenon or set of phenomena. The term “theory” is commonly used in the scientific context to refer to a well-substantiated explanation of some aspect of the natural world that is based on empirical evidence and rigorous testing.

  3. In science, a theory is a well-substantiated and comprehensive set of ideas that explains a phenomenon in nature. A scientific theory is based on large amounts of data and observations that have been collected over time.

  4. Aug 1, 2019 · A theory is an explanation of some aspect of the natural world that's well-substantiated by facts, tested hypotheses, and laws. Quoted above is a simplified version of Einstein's general theory of relativity.

  5. A theory explains a natural phenomenon that is validated through observation and experimentation. A hypothesis is an educated guess based on certain data that acts as a foundation for further investigation. It is based on extensive data. It is based on limited data. A theory is proven and tested scientifically.

  6. May 20, 2024 · Evolution, theory in biology postulating that the various types of living things on Earth have their origin in other preexisting types and that the distinguishable differences are due to modifications in successive generations. The theory of evolution is one of the fundamental keystones of modern biological theory.

  7. Nov 8, 2022 · Behavioral psychology, also known as behaviorism, is a theory of learning based on the idea that all behaviors are acquired through conditioning. Advocated by famous psychologists such as John B. Watson and B.F. Skinner, behavioral theories dominated psychology during the early half of the twentieth century.

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