HOW DO WE MEASURE TIME? DOES TIME BEGIN AND END? BIOGRAPHY: ALBERT EINSTEIN German, 1879–1955 RELATIVITY FIND OUT MORE
We use time to say when an event happened or how long it lasted.…
(Encyclopedia) homogenizationhomogenizationhəmŏjˌənəzāˈshən [key], process in which a mixture is made uniform throughout. Generally this procedure involves reducing the size of the particles of one…
(Encyclopedia) embolusembolusĕmˈbələs [key], foreign matter circulating in and obstructing a blood vessel. It may be a portion of a clot that has separated from the wall of a vessel (see thrombosis…
(Encyclopedia) palmitinpalmitinpălˈmətĭn [key], fat that is the triglyceride of palmitic acid, CH3(CH2)14CO2H, i.e., the tripalmitate ester of glycerol. It is a white crystalline solid at ordinary…
(Encyclopedia) silenussilenussīlēˈnəs [key], in Greek mythology, part bestial and part human creature of the forests and mountains. Part of Dionysus' entourage, the sileni are usually represented as…
(Encyclopedia) Grey, Albert Henry George Grey, 4th Earl, 1851–1917, English statesman, nephew of the 3d Earl Grey. In 1880 he entered the House of Commons as a Liberal, but he lost his seat as a…
(Encyclopedia) Cox, David, 1783–1859, English landscape painter, a follower of John Constable. He is best known for his watercolors of Welsh scenery, of which he produced a great number. Cox is well…
