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The Richter scale [1] (/ ˈ r ɪ k t ər /), also called the Richter magnitude scale, Richter's magnitude scale, and the Gutenberg–Richter scale, [2] is a measure of the strength of earthquakes, developed by Charles Richter in collaboration with Beno Gutenberg, and presented in Richter's landmark 1935 paper, where he called it the "magnitude scale". [3]
118 chemical elements have been identified and named officially by IUPAC.A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z).
The United Kingdom is a developed country with social welfare infrastructure, thus discussions surrounding poverty tend to use a relatively high minimum income compared to developing countries. Eurostat figures show that the numbers of Britons at risk of poverty has fallen to 15.9% in 2014, down from 17.1% in 2010 and 19% in 2005 (after social ...