Holidays At Brighton - online book

An illustrated Brighton travel guide Circa 1834

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114             EFFECTS OF HEAT
collect what took place when I held a cold plate, for some time, over the boiling water in the tea-urn ?"
" Yes, papa," answered Lewis, "the steam which rose from the urn was condensed; for, as you said, the par­ticles, which had separated, again united as soon as they came in con­tact with the cold plate, and ran off in little streams of water."
" And what caused the separation of the particles of water?" inquired his father.
" Heat," said Lewis, " and cold, which you told us means only the absence of heat, caused them to unite again."
" Ah ! now, papa, I think I under­stand what you mean. Yesterday the weather was very hot; and I
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