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4 天前 · Minimum wage by state by year In the United States, the minimum wage is set by U.S. labor law and a range of state and local laws. The first federal minimum wage was instituted in the National Industrial Recovery Act of 1933, signed into law by President Franklin D. Roosevelt, but later found to be unconstitutional. ...
2 天前 · Gold is a chemical element with the symbol Au (from the Latin word aurum) and the atomic number 79. In its pure form, it is a bright, slightly orange-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transition metal, a group 11 element, and one of the noble metals. It is one of the least reactive chemical elements ...
1 天前 · This is a list of the tallest people, verified by Guinness World Records or other reliable sources. According to the Guinness World Records, the tallest human in recorded history was Robert Wadlow of the United States (1918–1940), who was 272 cm (8 ft 11 in). He received media attention in 1939 when he was measured to be the tallest man in ...
2 天前 · Note: The list includes families who, according to reliable sources, have a combined net worth of 5 billion US dollars and above. Jacob Wallenberg, Peter Junior Wallenberg, Marcus Wallenberg, Raoul Wallenberg. André Oscar Wallenberg, Knut Agathon Wallenberg . Mary Alice Dorrance Malone, Bennett Dorrance, John Dorrance, III.
3 天前 · In February 2015, Boeing marketing Vice President Randy Tinseth stated that re-engining the 757 had been studied but there was no business case to support it. At the March 2015 ISTAT conference, Air Lease Corporation's Steven Udvar-Hazy predicted the 757 replacement would be a more capable, clean-sheet 767-like twin-aisle airplane capable of taking off from 7,000-foot (2,130 m) runways like ...
2 天前 · e. In physical cosmology, cosmic inflation, cosmological inflation, or just inflation, is a theory of exponential expansion of space in the early universe. The inflationary epoch is believed to have lasted from 10 −36 seconds to between 10 −33 and 10 −32 seconds after the Big Bang. Following the inflationary period, the universe continued ...
3 天前 · Chlorine is a chemical element; it has symbol Cl and atomic number 17. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly intermediate between them. Chlorine is a yellow-green gas at room temperature. It is an extremely reactive element and a strong oxidising agent ...
