Columbia Encyclopedia

Search results

500 results found

Table Bay

(Encyclopedia)Table Bay, inlet of the Atlantic Ocean, 6 mi (9.7 km) wide, lying off Western Cape, South Africa. Table Mt. overlooks the bay, which was visited in the late 15th cent. by Portuguese voyagers to India....

Table Mountain

(Encyclopedia)Table Mountain, 3,567 ft (1,087 m) high, Western Cape, South Africa. It overlooks Cape Town and Table Bay. The summit is flat, and the dense white mist that often covers it is called the “tablecloth...

table tennis

(Encyclopedia)table tennis, game played, usually indoors, by two or four players; it is more or less a miniature form of lawn tennis. It is also called Ping-Pong, after the trade name that a manufacturer adopted (c...

water table

(Encyclopedia)water table, the top zone of soil and rock in which all voids are saturated with water. The level of the water table varies with topography and climate, and depends on the degree to which the groundwa...

Richards, Theodore William

(Encyclopedia)Richards, Theodore William, 1868–1928, American chemist, b. Germantown, Pa., Ph.D. Harvard, 1888. Richards was a professor at Harvard from 1891 until his death in 1928. In 1914 he received the Nobel...

Rydberg, Johannes Robert

(Encyclopedia)Rydberg, Johannes Robert yo͞oˈhänəs rôˈbərt rüdˈbĕryə [key], 1854–1919, Swedish physicist. Rydberg was a professor at Lund from 1901 to 1919. He is best known for his grouping of the freq...

Newlands, John Alexander Reina

(Encyclopedia)Newlands, John Alexander Reina, 1838–98, British chemist. He studied at the Royal College of Chemistry in London and worked as an industrial chemist. Newlands prepared the first periodic table of el...

man-made elements

(Encyclopedia)man-made elements: see synthetic elements. ...

transmutation of elements

(Encyclopedia)transmutation of elements, conversion of one chemical element into another. The expression has both historical and contemporary significance. The transmutation of certain metals into gold by means of ...

Mendeleev, Dmitri Ivanovich

(Encyclopedia)Mendeleev, Dmitri Ivanovich mĕndəlāˈəf, Rus. dəmēˈtrē ēväˈnəvĭch myĭndyĭlyāˈəf [key], 1834–1907, Russian chemist. He is famous for his formulation (1869) of the periodic law and t...