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Google Scholar is a freely accessible web search engine that indexes the full text or metadata of scholarly literature across an array of publishing formats and disciplines. . Released in beta in November 2004, the Google Scholar index includes peer-reviewed online academic journals and books, conference papers, theses and dissertations, preprints, abstracts, technical reports, and other ...
— Greta Thunberg, Stockholm November 2018 Thunberg says she first heard about climate change in 2011, when she was eight years old, and could not understand why so little was being done about it. The situation depressed her, and as a result, at the age of 11, she stopped talking and eating much and lost ten kilograms (22 lb) in two months. Eventually, she was diagnosed with Asperger syndrome ...
The standard deviation σ of X is defined as which can be shown to equal. Using words, the standard deviation is the square root of the variance of X . The standard deviation of a probability distribution is the same as that of a random variable having that distribution. Not all random variables have a standard deviation.
It was formed approximately 4.5 billion years ago, is a terrestrial planet and is the second smallest of the Solar System 's planets with a diameter of 6,779 km (4,212 mi). A Martian solar day ( sol) is 24.5 hours and a Martian solar year is 1.88 Earth years (687 Earth days). Mars has two small and irregular natural satellites: Phobos and Deimos.
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Grandparents' Day. Mother's Day is a celebration honoring the mother of the family or individual, as well as motherhood, maternal bonds, and the influence of mothers in society. It is celebrated on different days in many parts of the world, most commonly in March or May. It complements similar celebrations honoring family members, such as ...
42°29′ N to 45°56′ N. Longitude. 96°26′ W to 104°03′ W. Website. sd .gov. South Dakota ( / dəˈkoʊtə / ⓘ də-KOH-tə; [8] Sioux: Dakȟóta itókaga, pronounced [daˈkˣota iˈtokaga]) is a landlocked state in the North Central region of the United States. It is also part of the Great Plains.
Benjamin Franklin FRS FRSA FRSE (January 17, 1706 [ O.S. January 6, 1705] [Note 1] – April 17, 1790) was an American polymath, a leading writer, scientist, inventor, statesman, diplomat, printer, publisher, and political philosopher. [1] Among the most influential intellectuals of his time, Franklin was one of the Founding Fathers of the ...