. Practical physics. glish physicist, born at Man-chester; most prominent figure inthe establishment of the doctrineof the conservation of energy;studied chemistry as a boy underJohn Dalton, and became so inter-ested that his father, a prosperousManchester brewer, fitted out alaboratory for him at home ; con-ducted mostof his researches eitherin a basement of his own house orin a yard adjoining his brewery ;discovered the law of heating aconductor by an electric current;carried out, in connection withLord Kelvin, epoch-making re-searches upon the thermal prop-erties of gases; did important wor
. Practical physics. glish physicist, born at Man-chester; most prominent figure inthe establishment of the doctrineof the conservation of energy;studied chemistry as a boy underJohn Dalton, and became so inter-ested that his father, a prosperousManchester brewer, fitted out alaboratory for him at home ; con-ducted mostof his researches eitherin a basement of his own house orin a yard adjoining his brewery ;discovered the law of heating aconductor by an electric current;carried out, in connection withLord Kelvin, epoch-making re-searches upon the thermal prop-erties of gases; did important workin magnetism; first proved experi-mentally the identity of variousforms of energy James Watt (1736-1819) The Scotch instrument maker at the University of Glasgow, who may properly be considered the inventor of the steam engine ; for. although a crude and inefficient type of steam engine was known before his time, he left it in essen- tially its present form. The mod- ern industrial era may be said to begin with Watt. — r) m a « o == o s ZJ -J ^ %• S o o y. CJ o i b H >, 1 £ o a >^ ^ o s Qj P. a a 7J ao H T^ 5 o ?- 2 -3 rt =3 c t^. ?^,-2 ci c rt £ - S 2 5 fc: ^ ^ h-1 •^ xn — ^ :: ar-i r-i ?< rt POWER AND ENERGY 123
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectphysics, bookyear1922
