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  1. en.wikipedia.org › wiki › UNESCOUNESCO - Wikipedia

    12 godz. temu · The United Nations Educational, Scientific and Cultural Organization (UNESCO; pronounced / j uː ˈ n ɛ s k oʊ /) is a specialized agency of the United Nations (UN) with the aim of promoting world peace and security through international cooperation in education, arts, sciences and culture. It has 194 member states and 12 associate members, as well as partners in the non-governmental ...

  2. 12 godz. temu · The MIM-104 Patriot is a surface-to-air missile (SAM) system, the primary such system used by the United States Army and several allied states. It is manufactured by the U.S. defense contractor Raytheon and derives its name from the radar component of the weapon system. The AN/MPQ-53 at the heart of the system is known as the "Phased Array Tracking Radar to Intercept on Target," which is a ...

  3. en.wikipedia.org › wiki › MetalMetal - Wikipedia

    12 godz. temu · Properties Form and structure Gallium crystals Most metals are shiny and lustrous, at least when polished, or fractured. Sheets of metal thicker than a few micrometres appear opaque, but gold leaf transmits green light. This is due to the freely moving electrons which reflect light. Although most elemental metals have higher densities than nonmetals, there is a wide variation in their ...

  4. 12 godz. temu · The US, China and Russia have cumulatively contributed the greatest amounts of CO 2 since 1850. [3] This is a list of sovereign states and territories by carbon dioxide emissions [n 1] due to certain forms of human activity, based on the EDGAR database created by European Commission and Netherlands Environmental Assessment Agency. The following ...

  5. 12 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.

  6. 12 godz. temu · Franklin Delano Roosevelt (January 30, 1882 – April 12, 1945), commonly known by his initials FDR, was an American politician who served as the 32nd president of the United States from 1933 until his death in 1945. The longest serving U.S. president, he is the only president to have served more than two terms. His initial two terms were centered on combating the Great Depression, while his ...

  7. 12 godz. temu · Ben Gurion International Airport (IATA: TLV, ICAO: LLBG), commonly known by the Hebrew-language acronym Natbag (נתב״ג ‎), is the main international airport of Israel.Situated on the northern outskirts of the city of Lod, it is the busiest airport in the country.It is located 45 kilometres (28 mi) to the northwest of Jerusalem and 20 kilometres (12 mi) to the southeast of Tel Aviv.