down-hill gradient
111Natural convection — Bénard cells. Natural convection is a mechanism, or type of heat transport, in which the fluid motion is not generated by any external source (like a pump, fan, suction device, etc.) but only by density differences in the fluid occurring due to… …
112Budapest — For other uses, see Budapest (disambiguation). Budapest   City   From top, left to right: view of the city with the Danube River, lion guarding the …
113River Mole, Surrey — The River Mole is a river in southern England, which rises in West Sussex near Gatwick Airport and flows north west through Surrey for 80 km (50 miles) to the River Thames near Hampton Court Palace. The river gives its name to the Surrey district …
114Banagher — Infobox Irish Place name = Banagher gaeilge = Beannchar na Sionna crest motto = map pin coords = left: 32px; top: 33px north coord = 53.183333 west coord = 7.983333 irish grid = area = elevation = 47m [ [http://www.indexmundi.com/zp/ei/2900.htm… …
115Filbert Street (San Francisco) — Filbert Street is an east west street in San Francisco, California. It originates at Lyon Street on the eastern edge of The Presidio and runs eastward from there, intersecting major thoroughfares Van Ness Avenue and Columbus Avenue. When Filbert… …
116Metro Atlanta — Infobox Metropolitan Area MSA name = nowrap|Metro Atlanta name = Metro Atlanta largest city = Atlanta other cities = Sandy Springs Roswell Marietta rank us = 9th population = 5,278,904 (2007 est.) density mi2 = 630 density km2 = 243 area mi2 =… …
117Venezuela — Venezuelan, adj., n. /ven euh zway leuh, zwee /; Sp. /be ne swe lah/, n. a republic in N South America. 22,396,407; 352,143 sq. mi. (912,050 sq. km). Cap.: Caracas. * * * Venezuela Introduction Venezuela Background: Venezuela was one of the three …
118Sudan, The — officially Republic of the Sudan Country, North Africa. Area: 966,757 sq mi (2,503,890 sq km). Population (2002 est.): 37,090,000. Capital: Khartoum. Muslim Arab ethnic groups live in the northern and central two thirds of the country, while… …
119Lift (force) — For other uses, see Lift. Boeing 747 8F landing A fluid flowing past the surface of a body exerts a surface force on it. Lift is the component of this force that is perpendicular to the …
120Inflammation — Toes inflamed by Chilblains Inflammation (Latin, īnflammō, “I ignite, set alight”) is part of the complex biological response of vascular tissues to harmful stimuli, such as pathogens, damaged cells, or irritants …
