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The Vietnam Service Medal is a military award of the United States Armed Forces established on 8 July 1965 by order of President Lyndon B. Johnson. The medal is awarded to recognize service during the Vietnam War by all members of the U.S. Armed Forces provided they meet the award requirements. The distinctive design has been attributed to both ...
Vibrating-sample magnetometer. VSM schematic. VSM setup. A vibrating-sample magnetometer (VSM) (also referred to as a Foner magnetometer) is a scientific instrument that measures magnetic properties based on Faraday’s Law of Induction. Simon Foner at MIT Lincoln Laboratory invented VSM in 1955 and reported it in 1959. [1]
When they opened in 1973, the Twin Towers were the tallest buildings in the world. At the time of the attacks, only the Petronas Towers in Kuala Lumpur, Malaysia, and the Willis Tower (known then as the Sears Tower) in Chicago were taller. [20]
Video self-modeling (VSM) is a form of observational learning in which individuals observe themselves performing a behavior successfully on video, and then imitate the targeted behavior. VSM allows individuals to view themselves being successful, acting appropriately, or performing new tasks. Peter Dowrick, a key researcher in the development ...
t. e. On July 13, 2024, Donald Trump, a former president of the United States and then the presumptive nominee of the Republican Party in the 2024 presidential election, survived an assassination attempt while speaking at an open-air campaign rally near Butler, Pennsylvania. [ 5 ][ 6 ] Trump was shot and wounded in his upper right ear by Thomas ...
1989 Tiananmen Square protests and massacre Part of the Cold War, the Revolutions of 1989 and the Chinese democracy movement Protesters in Tiananmen Square on 2 June (top), and tanks in Beijing in July (bottom) Date Initial protests: 15 April – 4 June 1989 (1 month, 2 weeks and 6 days) Massacre: 3–4 June 1989 (1 day); 35 years ago Location Beijing, China and 400 cities nationwide Tiananmen ...
In its raw form, tungsten is a hard steel-grey metal that is often brittle and hard to work. Purified, monocrystalline tungsten retains its hardness (which exceeds that of many steels), and becomes malleable enough that it can be worked easily. [18] It is worked by forging, drawing, or extruding but it is more commonly formed by sintering.
Voepass Linhas Aéreas Flight 2283 was a scheduled domestic Brazilian passenger flight from Cascavel to Guarulhos. On 9 August 2024, the ATR 72-500 serving the flight crashed in Vinhedo, São Paulo State. The aircraft was flying at an altitude of 17,000 ft (5,200 m) prior to stalling and entering a flat spin with a rapid descent at around 13:21 ...