PhysicsAppleton, 1878 - 149 páginas |
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... melting - points . Latent heat of Water of Steam Ebullition and Evaporation Boiling - point depends on pressure • • ART . PAGE 54 70 55 71 56 72 57 72 58 75 · 59 76 60 61 · 62 63 64 65 66 RRDIIDDDDD 67 89 85 68 89 69 70 · • 71 97 72 99 ...
... melting - points . Latent heat of Water of Steam Ebullition and Evaporation Boiling - point depends on pressure • • ART . PAGE 54 70 55 71 56 72 57 72 58 75 · 59 76 60 61 · 62 63 64 65 66 RRDIIDDDDD 67 89 85 68 89 69 70 · • 71 97 72 99 ...
Página 67
... melting the glass , so as to keep the air out , and this part of the process is then complete . 69 50 -90 80 -80 70- 70 60 60 50- 40- -40 30- -30 20 . 20 10 . 10 -0 Fig . 25 . Having thus got our thermometer tube , we plunge it when ...
... melting the glass , so as to keep the air out , and this part of the process is then complete . 69 50 -90 80 -80 70- 70 60 60 50- 40- -40 30- -30 20 . 20 10 . 10 -0 Fig . 25 . Having thus got our thermometer tube , we plunge it when ...
Página 68
... melting ice , the other the position of the top of the column when you plunge the bulb and tube into boiling water . You will afterwards learn that the heat of boiling water is not quite constant , but for the present we may regard ...
... melting ice , the other the position of the top of the column when you plunge the bulb and tube into boiling water . You will afterwards learn that the heat of boiling water is not quite constant , but for the present we may regard ...
Página 69
... Melting ice therefore has the temperature of o degree ( written o ) on the Centigrade scale , and boiling water the temperature of 100 degrees ( written 100 ° ) on the same scale ; 20 ° is a good summer heat , and 35 ° is about the heat ...
... Melting ice therefore has the temperature of o degree ( written o ) on the Centigrade scale , and boiling water the temperature of 100 degrees ( written 100 ° ) on the same scale ; 20 ° is a good summer heat , and 35 ° is about the heat ...
Página 73
... melt , and if we still continue to heat it , it will at last pass away in the shape of zinc vapour . Even hard , solid iron or steel may be made to melt , and even driven away in the shape of vapour ; and by means of an agent called ...
... melt , and if we still continue to heat it , it will at last pass away in the shape of zinc vapour . Even hard , solid iron or steel may be made to melt , and even driven away in the shape of vapour ; and by means of an agent called ...
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acid air-pump attracted BALFOUR STEWART battery blow boiling-point bottom brass bright bulb bulk for bulk buoyancy burning-glass called cannon cold colours conductor convection copper cubic inches cylinder Describe an experiment E. A. FREEMAN earth elec electric machine electroscope excited glass excited sealing-wax expand experiment showing fact feet fill fire force gases Give an instance glass support grains gravity heated body hot body Illustrate your reply iron kinds of electricity knob latent heat lens Leyden jar liquid magnify means mercury metal mirror motion move needle nitric acid particles pass phosphorus piston pith ball plate platinum positive electricity pound weight pressure Price Primer prism ray of light rise rubbed scale-pan Sketch solid sound spark steam stoneware strikes substance sulphuric acid surface temperature thermometer thing told tricity tube valve vapour velocity vessel vibrating body weight wire zinc