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World Book Encyclopedia. The World Book Encyclopedia is an American encyclopedia. [1] World Book was first published in 1917. Since 1925, a new edition of the encyclopedia has been published annually. [1] Although published online in digital form for a number of years, World Book is currently the only American encyclopedia which also still ...
Common knowledge is knowledge that is publicly known by everyone or nearly everyone, usually with reference to the community in which the knowledge is referenced. [1] Common knowledge can be about a broad range of subjects, such as science, literature, history, or entertainment. [1] Since individuals often have different knowledge bases, common ...
In their book The Fourth Turning (1997), the authors expanded the theory to focus on a fourfold cycle of generational types and recurring mood eras to describe the history of the United States, including the Thirteen Colonies and their British antecedents. However, the authors have also examined generational trends elsewhere in the world and ...
In Portugal, what North Americans would call the fourth grade ( quarto ano, 4º ano to Portuguese people) is the fourth and last year of the four-year 1º Ciclo do Ensino Básico which also includes the first grade, the second grade, and the third grade. [7] Students take final exams ( provas finais) for Portuguese and Mathematics at the end of ...
Science is a strict systematic discipline that builds and organizes knowledge in the form of testable hypotheses and predictions about the world. Modern science is typically divided into three major branches: the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; the social sciences (e.g., economics, psychology, and sociology), which study individuals and ...
Alchemy (from Arabic: al-kīmiyā; from Ancient Greek: χυμεία, khumeía) [1] is an ancient branch of natural philosophy, a philosophical and protoscientific tradition that was historically practised in China, India, the Muslim world, and Europe. [2] In its Western form, alchemy is first attested in a number of pseudepigraphical texts ...
UNESCO. The United Nations Educational, Scientific and Cultural Organization ( UNESCO; pronounced / juːˈnɛskoʊ /) [1] [a] is a specialized agency of the United Nations (UN) with the aim of promoting world peace and security through international cooperation in education, arts, sciences and culture.
e. World-systems theory (also known as world-systems analysis or the world-systems perspective) [3] is a multidisciplinary approach to world history and social change which emphasizes the world-system (and not nation states) as the primary (but not exclusive) unit of social analysis. [3] World-systems theorists argue that their theory explains ...