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18 godz. temu · In physics, the special theory of relativity, or special relativity for short, is a scientific theory of the relationship between space and time.In Albert Einstein's 1905 treatment, the theory is presented as being based on just two postulates:. The laws of physics are invariant (identical) in all inertial frames of reference (that is, frames of reference with no acceleration).
18 godz. temu · Meditation is a practice in which an individual uses a technique – such as mindfulness, or focusing the mind on a particular object, thought, or activity – to train attention and awareness, and achieve a mentally clear and emotionally calm and stable state.. Defining meditation has proven difficult due to its wide range of practices across different traditions and cultures.
18 godz. temu · Educational research. Educational technology (commonly abbreviated as edutech, or edtech) is the combined use of computer hardware, software, and educational theory and practice to facilitate learning. [1] [2] When referred to with its abbreviation, "EdTech", it often refers to the industry of companies that create educational technology.
18 godz. temu · The history of the race and intelligence controversy concerns the historical development of a debate about possible explanations of group differences encountered in the study of race and intelligence.Since the beginning of standardized intelligence testing in the late nineteenth century, there have been observed differences between the average scores of different population groups, and there ...
18 godz. temu · Nicolae Ceaușescu ( / tʃaʊˈʃɛskuː / chow-SHESK-oo, Romanian: [nikoˈla.e tʃe̯a.uˈʃesku] ⓘ, 26 January [ O.S. 13 January] 1918 – 25 December 1989) was a Romanian communist politician who served as the general secretary of the Romanian Communist Party from 1965 to 1989. He was the second and last communist leader of Romania.
18 godz. temu · Pope John Paul II Latin Ioannes Paulus II Polish Jan Paweł II Italian Giovanni Paolo II born Karol Józef Wojtyła Polish
18 godz. temu · Jeremy Bernard Corbyn (/ ˈ k ɔːr b ɪ n /; born 26 May 1949) is a British politician who has been Member of Parliament (MP) for Islington North since 1983. He was Leader of the Opposition and Leader of the Labour Party from 2015 to 2020. He identifies ideologically as a socialist on the political left. An independent, Corbyn was a member of the Labour Party from 1965 until his expulsion in ...
