WORLD HISTORY

Detailed explanation-1: -The atomic bomb used at Hiroshima, Japan, on August 6, 1945, was “Little Boy". The bomb was dropped by a USAAF B-29 bomber, Enola Gay, piloted by U.S. Army Air Force Colonel Paul Tibbets, Jr.

Detailed explanation-2: -The Mk I bomb, nicknamed “Little Boy, ‘’ was the first nuclear weapon used in warfare. It was delivered by the B-29 Enola Gay (on display at the Smithsonian National Air & Space Museum), it detonated at an altitude of 1, 800 feet over Hiroshima, Japan, on Aug. 6, 1945.

Detailed explanation-3: -On August 6, 1945, the United States dropped an atomic bomb on the city of Hiroshima. The bomb was known as “Little Boy”, a uranium gun-type bomb that exploded with about thirteen kilotons of force. At the time of the bombing, Hiroshima was home to 280, 000-290, 000 civilians as well as 43, 000 soldiers.

Detailed explanation-4: -Little Boy and Fat Man utilized different elements and completely separate methods of construction in order to function as nuclear weapons. Little Boy detonated due to a fission chain reaction involving the isotope U-235 of uranium, while Fat Man used plutonium’s Pu-239 form.

Detailed explanation-5: -The world’s first nuclear explosion occurred on July 16, 1945, when a plutonium implosion device was tested at a site located 210 miles south of Los Alamos, New Mexico, on the plains of the Alamogordo Bombing Range, known as the Jornada del Muerto. The code name for the test was “Trinity."