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- ...r, where the windows were placed the tube was constricted to a diameter of about 3/8 inches (9.5 mm).{{sfn|A determination of latitude, Azimuth, and the len Compton used small droplets of coal oil mixed in the water to measure the drift velocity under a microscope.{{s ...7 KB (955 words) - 16:20, 26 September 2023
- {{About|naphthas derived from crude oil|the hydrocarbon mixture derived from a numb ...the Nontechnical Person|author=Leffler|first=William L.|publisher=PennWell Books|year=1985|isbn=0-87814-280-0|edition=Second}}</ref><ref>{{cite book|title=T ...11 KB (1,618 words) - 01:10, 2 March 2025
- ...so in the sense of social consciousness. The Marxism's orthodox discussion about productivity and social consciousness is expressed as "the economic base de ...levels. In this way, it could encourage workers to improve their knowledge about the production and also the ratio of productivity.<ref name=":3" /> The fin ...45 KB (7,007 words) - 00:27, 26 December 2024
- ...urn this led to greater productivity. Although Smith generally said little about laborers, he did note that an increased division of labor could at some poi ...tishism]]. People are highly aware of commodities, and usually don't think about the relationships and labor they represent. ...53 KB (7,635 words) - 22:21, 29 January 2025
- ...er station, CSP has more in common with [[thermal power station]]s such as coal, gas, or geothermal. A CSP plant can incorporate [[thermal energy storage]] ...period|Syracuse]]. In 1973 a Greek scientist, Dr. Ioannis Sakkas, curious about whether Archimedes could really have destroyed the Roman fleet in 212 BC, l ...93 KB (12,682 words) - 09:44, 24 February 2025
- {{about|the physical properties of greenhouse gases|how human activities are adding ...ere, the average temperature of [[Earth#Surface|Earth's surface]] would be about {{convert|-18|°C|°F}},<ref name="NASACO2" /> rather than the present averag ...75 KB (10,297 words) - 21:58, 28 February 2025
- ...ry of the Bolero, the Seguidillas and the Escuela Bolera'' (Binsted: Dance Books 2002).</ref><ref>[[Adolfo Salazar]], ''La Música de España'' (Madrid: Espas ...utter (1985): when [[Herbert Ross]] asked to use her name in his 1977 film about the world of ballet in New York City ''[[The Turning Point (1977 film)|The ...42 KB (6,292 words) - 19:38, 20 August 2024
- {{about|wind-powered electrical generators|wind-powered machinery used to grind gra ...[[hydroelectricity|hydro]], [[geothermal power|geothermal]], [[coal power|coal]] and [[gas-fired power plant|gas]] energy sources.<ref name="evans2009">{{ ...85 KB (11,864 words) - 21:01, 17 February 2025
- ...; suggested the [[organic matter|organic]] origin of [[soil]], [[peat]], [[coal]], [[petroleum]] and [[amber]]; pioneered the research of [[atmospheric ele ...ov Perelman]]''', a founder of [[popular science]], author of many popular books, including the ''Physics Can Be Fun'' and ''Mathematics Can Be Fun'' ...94 KB (12,502 words) - 21:09, 24 November 2024
- ...ebsite=Smithsonian Magazine |language=en}}</ref> Each elevator could carry about {{convert|600|lb}} (roughly the weight of two lions) {{convert|23|feet}} up ...ve-url=https://web.archive.org/web/20211001045316/https://books.google.com/books?id=RO5PAAAAMAAJ&q=%22words+%22four+screws+lift+this%22%22 |url-status=live ...145 KB (21,298 words) - 21:19, 22 February 2025
- ...on=Germany |isbn=978-0-7680-0800-5 |page=371 |url=https://books.google.com/books?id=yLZeQwqNmdgC&q=%22Fran%C3%A7ois+Isaac+de+Rivaz%22&pg=PA18 |access-date=2 ...ge University Press }}</ref><ref>{{cite book |url=https://books.google.com/books?id=drZDDwAAQBAJ&q=patent+barsanti+matteucci+1857&pg=PA204|title=Physics of ...101 KB (15,186 words) - 21:16, 26 January 2025
- There are about 380,000 known [[species]] of plants, of which the majority, some 260,000, [ ...,<ref>{{Cite book |last=Hull |first=David L. |url=https://books.google.com/books?id=ymrg0lMEYt0C&q=PA84 |title=Science as a Process: An Evolutionary Account ...95 KB (12,540 words) - 21:06, 26 February 2025
- ...l and Vogel, analyzed the HIC as water became biomass, as biomass became [[coal]] and [[petroleum|oil]], and as oil became [[natural gas]].<ref>{{Cite jour ...ghtly, between 0 and −10 per mil, while atmospheric water can vary between about −200‰ to +100‰. Biomolecules synthesized by organisms, retain some of the D ...236 KB (33,740 words) - 16:38, 15 November 2024
- ...oks.google.com/books?id=whc4AAAAMAAJ&pg=PT5 digitized version] in [[Google Books]].</ref>]] ...ropping of [[Nuclear weapon|atomic bombs]] during [[World War II]] brought about a drastic change in attitudes towards radiation. The effects of natural [[C ...263 KB (37,147 words) - 20:45, 27 January 2025
- ...f Birds]]<nowiki>''</nowiki>.<ref>{{Cite book|url=https://books.google.com/books?id=61diDwAAQBAJ&q=Codex+on+the+Flight+of+Birds+creative+commons+images&pg=P ...layer")...}}</ref><ref name=":57">{{Cite book|url=https://books.google.com/books?id=UmOCDwAAQBAJ|title=The World of Beretta: An International Legend|last=Wi ...246 KB (34,499 words) - 14:19, 19 February 2025