hard+or+difficult+to+lift
111Signed graph — In the area of graph theory in mathematics, a signed graph is a graph in which each edge has a positive or negative sign.Formally, a signed graph Sigma; is a pair ( G , sigma;) that consists of a graph G = ( V , E ) and a sign mapping or… …
112Hot air ballooning — is the activity of flying hot air balloons. Attractive aspects of ballooning include the exceptional quiet (except when the propane burners are firing), the lack of a feeling of movement, and the bird s eye view. Since the balloon moves with the… …
113List of QI episodes (E series) — infobox tvseason season name = QI Series E caption = dvd release date = country = UK network = BBC first aired = 21 September 2007 last aired = 14 December 2007 num episodes = 13 prev series = Series D next series = Series F|This is a list of… …
114List of Onedin Line episodes — The Onedin Line episode list shows details of the 91 episodes of the BBC television series The Onedin Line. Contents 1 Series 1 2 Series 2 3 …
115Calendar of 2003 — ▪ 2004 January So long as there is a single Brazilian brother or sister going hungry, we have ample reason to be ashamed of ourselves. Lula, in his inaugural address as president of Brazil, January 1 January 1 The Socialist Lula (Luiz… …
116WOMAN — This article is arranged according to the following outline: the historical perspective biblical period marriage and children women in household life economic roles educational and managerial roles religious roles women outside the household… …
117Oil well — The pumpjack, such as this one located south of Midland, Texas, is a common sight in West Texas. An oil well is a general term for any boring through the earth s surface that is designed to find and acquire petroleum oil hydrocarbons. Usually… …
118Homelessness in the United States — OverviewObservers of modern homelessness often cite some of the following potential causes of homelessness: * The movement in the 1950s in state mental health systems to shift towards community based treatment as opposed to long term commitment… …
119Bicycle and motorcycle dynamics — A computer generated, simplified model of bike and rider demonstrating an uncontrolled right turn. An …
120Volleyball variations — There are numerous variations of the basic rules of volleyball. The more notable variations include Beach volleyball A variation of the game rivaling the original sport of volleyball in popularity, beach volleyball evolved from the recreational… …
