belt tension
71boxing — boxing1 /bok sing/, n. 1. the material used to make boxes or casings. 2. a boxlike enclosure; casing. 3. an act or instance of putting into or furnishing with a box. [1510 20; BOX1 + ING1] boxing2 /bok sing/, n. the act, technique, or profession… …
72North America — North American. the northern continent of the Western Hemisphere, extending from Central America to the Arctic Ocean. Highest point, Mt. McKinley, 20,300 ft. (6187 m); lowest, Death Valley, 276 ft. (84 m) below sea level. 400,000,000 including… …
73List of membranophones by Hornbostel-Sachs number — The Hornbostel Sachs system of musical instrument classification groups all instruments in which sound is produced primarily through a vibrating membrane. This includes all drums.*2: Instruments in which sound is produced through a vibrating… …
74building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
75Chiapas — Estado Libre y Soberano de Chiapas   State   …
76Pilbara craton — The Pilbara craton (the Pilbara province in northwest Western Australia), along with the Kaapvaal craton (the Kaapvaal province of South Africa) are the only remaining areas of pristine Archaean 3.6 2.7 Ga crust on Earth. Similarities of their… …
77List of Moral Orel episodes — This is a list of episodes for the Adult Swim animated television series Moral Orel. Contents 1 Series Overview 2 Season 1: 2005 2006 3 Season 2: 2006 2007 4 Seas …
78Iran — /i ran , i rahn , uy ran /, n. a republic in SW Asia. 67,540,002; ab. 635,000 sq. mi. (1,644,650 sq. km). Cap.: Teheran. Formerly (until 1935), Persia. * * * Iran Introduction Iran Background: Known as Persia until 1935, Iran became an Islamic… …
79geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… …
80Western sculpture — ▪ art Introduction three dimensional artistic forms produced in what is now Europe and later in non European areas dominated by European culture (such as North America) from the Metal Ages (Europe, history of) to the present. Like… …
