Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
th water, and heat be applied to-the boiler, by a suitable fur-nace, the heated water will risefrom the boiler and pass up intothe turns, N, of the pipe, and,by radiation, becoming cooled,will flow down in the descend-ing pipe into the boiler again,as indicated by the system ofarrows. The furnace… … Q Convection of Gases. o 6. Convection of gas- es.— Heat is distributed ingases by circulation in the samemanner as in liquids. A cur-rent of heated air rises above a HEAT. 15& lifflited candle, and currents of colder air rush in below to take itsplace, as shown by the arrows about the flame in…
Physics · Astronomy
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