ground-loop currents
111Water heating — is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry, both hot water and water heated to steam have… …
112United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
113Wedge-tailed Eagle — Taxobox name = Wedge tailed Eagle status = LC | status system = IUCN3.1 image width = 300px regnum = Animalia phylum = Chordata classis = Aves ordo = Falconiformes familia = Accipitridae genus = Aquila species = A. audax binomial = Aquila audax… …
114Parabolic antenna — A parabolic satellite communications antenna at Erdfunkstelle Raisting, the biggest facility for satellite communication in the world, in Raisting, Bavaria, Germany. It has a Cassegrain type feed. A parabolic antenna is an antenna that uses a… …
115atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… …
116migration — migrational, adj. /muy gray sheuhn/, n. 1. the process or act of migrating. 2. a migratory movement: preparations for the migration. 3. a number or body of persons or animals migrating together. 4. Chem. a movement or change of position of atoms… …
117particle accelerator — accelerator (def. 7). [1945 50] * * * Device that accelerates a beam of fast moving, electrically charged atoms (ions) or subatomic particles. Accelerators are used to study the structure of atomic nuclei (see atom) and the nature of subatomic… …
118List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
119Walls of Constantinople — Istanbul, Turkey Map showing Constantinople and its walls du …
120Detritus — For other uses, see Detritus (disambiguation). In biology, detritus is non living particulate organic material (as opposed to dissolved organic material). It typically includes the bodies or fragments of dead organisms as well as fecal material.… …
