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2. Science - Wikipedia

   en.wikipedia.org/wiki/Science

   Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. [1] [2] Modern science is typically divided into two or three major branches: [3] the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the social sciences (e.g., economics, psychology, and sociology), which ...

3. Cognitive acceleration - Wikipedia

   en.wikipedia.org/wiki/Cognitive_acceleration

   The first teaching materials, written for Years 7 and 8 (ages 11–13) science lessons, were called Cognitive Acceleration through Science Education (CASE). After three years the results of intervening in science teaching in a dozen classes were compared with control classes which were taught in the usual way.

4. Half-life of knowledge - Wikipedia

   en.wikipedia.org/wiki/Half-life_of_knowledge

   The half-life of knowledge or half-life of facts is the amount of time that has to elapse before half of the knowledge or facts in a particular area is superseded or shown to be untrue. These coined terms belong to the field of quantitative analysis of science known as scientometrics .

5. List of superseded scientific theories - Wikipedia

   en.wikipedia.org/wiki/List_of_superseded...

   This list includes well-known general theories in science and pre-scientific natural philosophy and natural history that have since been superseded by other scientific theories. Many discarded explanations were once supported by a scientific consensus , but replaced after more empirical information became available that identified flaws and ...

6. Scientific law - Wikipedia

   en.wikipedia.org/wiki/Scientific_law

   Scientific laws or laws of science are statements, based on repeated experiments or observations, that describe or predict a range of natural phenomena. [1] The term law has diverse usage in many cases (approximate, accurate, broad, or narrow) across all fields of natural science ( physics , chemistry , astronomy , geoscience , biology ).

7. Fact - Wikipedia

   en.wikipedia.org/wiki/Fact

   Non-fiction books at a Danish library, shelves displaying the word Fakta, Danish for "Facts" A fact is a true datum about one or more aspects of a circumstance. [1] Standard reference works are often used to check facts. Scientific facts are verified by repeatable careful observation or measurement by experiments or other means.

8. Explanation - Wikipedia

   en.wikipedia.org/wiki/Explanation

   The term "explanation" is sometimes used in the context of justification, e.g., the explanation as to why a belief is true. Justification may be understood as the explanation as to why a belief is a true one or an account of how one knows what one knows. It is important to be aware when an explanation is not a justification.

9. Mathematics - Wikipedia

   en.wikipedia.org/wiki/Mathematics

   Mathematical notation is widely used in science and engineering for representing complex concepts and properties in a concise, unambiguous, and accurate way. This notation consists of symbols used for representing operations , unspecified numbers, relations and any other mathematical objects, and then assembling them into expressions and ...