outside diameter at any point
51Dacian bracelets — Dacian gold bracelet, dated to 1st century BC – 1st century AD, from Sarmizegetusa Romania [1][2] …
52space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
53Industrial radiography — is the use of ionizing radiation to view objects in a way that cannot be seen otherwise. It is not to be confused with the use of ionizing radiation to change or modify objects; radiography s purpose is strictly viewing. Industrial radiography… …
54Glossary of golf — The following is a glossary of the terminology used in the sport of golf. Where words in a sentence are also defined elsewhere in this article, they appear in italics. Contents: Top · 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z …
55Pendulum — This article is about pendulums. For other uses, see Pendulum (disambiguation). Simple gravity pendulum model assumes no friction or air resistance …
56Crane (machine) — A modern crawler type derrick crane with outriggers. The latticed boom is fitted with a jib. A crane is a type of machine, generally equipped with a hoist, wire ropes or chains, and sheaves, that can be used both to lift and lower material …
57Basque rural sports — Basque rural sports, known as Herri Kirolak in Basque, is the term used for a number of sports competitions rooted in the traditional lifestyles of the Basque people. They are called deporte rural vasco or simply deportes vascos in Spanish and… …
58nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …
59Curling — Highest governing body World Curling Federation N …
60Hyperbola — This article is about a geometrical curve, a conic section. For the term used in rhetoric, see Hyperbole …
