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Christchurch, town and borough, England

(Encyclopedia)Christchurch, town and borough, Dorset, S central England, on Christchurch Bay at the confluence of the Avon and Stour rivers. The city's industries ran...

pole, in electricity and magnetism

(Encyclopedia)pole, in electricity and magnetism, point where electric or magnetic force appears to be concentrated. A single electric charge located at a point is sometimes referred to as an electric monopole. An ...

Autolycus, Greek astronomer and mathematician

(Encyclopedia)Autolycus ôtŏlˈĭkəs [key], fl. 4th cent. b.c., astronomer and mathematician of Pitane in Aeolis. Of his two extant works, that on the revolving sphere is said to be the oldest completely preserve...

Jhelum, river, India and Pakistan

(Encyclopedia)Jhelum or Jehlam both: jāˈləm [key], westernmost of the five rivers of the Punjab, 480 mi (772 km) long. Rising in Jammu and Kashmir, India, it flows W through the Vale of Kashmir, S through Pakist...

weather

(Encyclopedia)weather, state of the atmosphere at a given time and place with regard to temperature, air pressure (see barometer), wind, humidity, cloudiness, and precipitation. The term weather is restricted to co...

riot, rout, and unlawful assembly

(Encyclopedia)riot, rout, and unlawful assembly, in law, varying degrees of concerted disturbance of the peace. At common law, an unlawful assembly is a gathering of at least three persons whose conduct causes obse...

Narva, river, Estonia and Russia

(Encyclopedia)Narva, river, c.50 mi (80 km) long, rising in Lake Peipus (Chudskoye), E Estonia, and flowing northeast past the city of Narva into the Gulf of Finland. It forms the border between Estonia and Russia....

Adana, Plain of

(Encyclopedia)Adana, Plain of äˈdänäˌ [key], fertile region along the Mediterranean coast, S central Turkey. It has a subtropical climate and receives rainfall mainly during the autumn and winter months. The p...

centripetal force and centrifugal force

(Encyclopedia)CE5 Centripetal and centrifugal forces: When a ball is swung in a circle at the end of a string, centripetal and centrifugal forces act as shown above. centripetal force and centrifugal force, act...

Worthing

(Encyclopedia)Worthing wûrˈᵺĭng [key], town (1991 pop. 90,687), West Sussex, S England. It is a seaside resort with a significant retired population. Protected by the South Downs, the area has an unusually war...