fire-advance mechanism
81Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
82Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… …
83Nobel Prize controversies — Nobel Prize Awarded for Outstanding contributions in physics, chemistry, literature, peace, and physiology or medicine. The Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel, identified with the Nobel Prize, is awarded for… …
84Gameplay of Final Fantasy — Though each Final Fantasy story is independent, many aspects of gameplay have remained relatively consistent throughout the series. Contents 1 Parties and battles 2 Minigames 3 Character growth and classes …
85Plate tectonics — The tectonic plates of the world were mapped in the second half of the 20th century …
86Teller-Ulam design — The Teller–Ulam design is a nuclear weapon design which is used in megaton range thermonuclear weapons, and is more colloquially referred to as the secret of the hydrogen bomb . It is named after two of its chief contributors, Hungarian born… …
87Hungary — /hung geuh ree/, n. a republic in central Europe. 9,935,774; 35,926 sq. mi. (93,050 sq. km). Cap.: Budapest. Hungarian, Magyarország. * * * Hungary Introduction Hungary Background: Hungary was part of the polyglot Austro Hungarian Empire, which… …
88Union of Soviet Socialist Republics — a former federal union of 15 constituent republics, in E Europe and W and N Asia, comprising the larger part of the former Russian Empire: dissolved in December 1991. 8,650,069 sq. mi. (22,402,200 sq. km). Cap.: Moscow. Also called Russia, Soviet …
89List of Red vs. Blue characters — This is a list of characters in the Rooster Teeth series Red vs. Blue. Contents 1 Red Team 1.1 Sarge 1.2 Simmons 1.3 Grif 1.4 …
90Junkers Ju 87 — infobox Aircraft name = Junkers Ju 87 type = Dive bomber manufacturer = Junkers caption = A Ju 87 B 2 designer = Hermann Pohlmann first flight = 17 September 1935 introduction = avyear|1936 retired = avyear|1945 ( Luftwaffe ) number built =… …
