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Quantum physics is a branch of modern physics in which energy and matter are described at their most fundamental level, that of energy quanta, elementary particles, and quantum fields. Quantum physics encompasses any discipline concerned with systems that exhibit notable quantum-mechanical effects, where waves have properties of particles, and ...
This article is part of a series on: Advanced Placement; Exams • Awards: Current subjects; African American Studies; Art and Design (2-D, 3-D, and Drawing) Art History
[10] Spatial diffusion is the gradual spread of culture, ideas, and institutions across space over time, in which the desirability of one place adopting the traits of a separate place overcome the friction of distance. Time geography explores how human activity is affected by the constraints of movement, especially temporal costs. [11]
Ibn Sina (Arabic: ابن سینا, romanized: Ibn Sīnā; c. 980 – 22 June 1037), commonly known in the West as Avicenna (/ ˌ æ v ɪ ˈ s ɛ n ə, ˌ ɑː v ɪ-/), was a preeminent philosopher and physician of the Muslim world, [2] [3] flourishing during the Islamic Golden Age, serving in the courts of various Iranian rulers. [4]
France has a long history of innovation and scientific discovery, contributing to various fields such as physics, mathematics, engineering, medicine, and the arts. [1] French inventors and scientists have pioneered breakthroughs that shaped the modern world, from the development of photography and the metric system to advancements in aviation ...
The Arabic word tasawwuf (lit. ' 'Sufism' '), generally translated as Sufism, is commonly defined by Western authors as Islamic mysticism. [14] [15] [16] The Arabic term Sufi has been used in Islamic literature with a wide range of meanings, by both proponents and opponents of Sufism. [14]
Taking 1.6 m for 1 zhang, Zheng He's 44 zhang treasure ship would be 70.4 m (230.97 ft) long and 28.8 m (94.49 ft) wide, or 22 zhang long and 9 zhang wide if the zhang is taken to be 3.2 m. [92] It is known that the measure unit during the Ming era was not unified: A measurement of East and West Pagoda in Quanzhou resulted in a zhang unit of 2. ...