The boy's playbook of science. Revised with additions by T.C. Hepworth |
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The Boy's Playbook of Science. Revised With Additions by T.C. Hepworth John Henry Pepper Previsualització no disponible - 2022 |
The Boy's Playbook of Science. Revised with Additions by T.C. Hepworth John Henry Pepper Previsualització no disponible - 2018 |
The Boy's Playbook of Science. Revised with Additions by T.C. Hepworth John Henry Pepper Previsualització no disponible - 2015 |
Frases i termes més freqüents
angle apparatus appear arrangement attached ball balloon battery bodies boiler boiling bottle brass bromine burning called candle carbonic acid centre of gravity charcoal chemical chlorate of potash chlorine coil cold colour combustion concave condenser containing convex lens copper crystal cylinder diameter disc earth effect electricity engine Experiment feet flame flask force gas jar gases glass plate glass tube heat hydrogen illustrated inches instrument invention iodine iron lamp lantern latter lens Leyden jar liquid machine magnet mercury metal mirror mixture motion needle obtained oil of vitriol ordinary oxygen paper particles passing phosphorus picture piece pipe placed platinum polarized light pole potash produced quantity rays of light reflected refraction round salt screw shown side silver solution specific gravity steam stereoscopic substance sulphuric acid surface temperature thermometer tion tourmaline vapour vessel voltaic weight whilst wire gauze zinc
Passatges populars
Pàgina 294 - Let there be light," said God, and forthwith light Ethereal, first of things, quintessence* pure, Sprung from the deep...
Pàgina 485 - I intend, in many cases, to employ the expansive force of steam to press on the pistons, or whatever may be used instead of them, in the same manner as the pressure of the atmosphere is now employed in common fire engines. In cases where cold water cannot be had in plenty, the engines may be wrought by this force of steam only, by discharging the steam into the open air, after it has done its office.
Pàgina 294 - To gild refined gold, to paint the lily, To throw a perfume on the violet, To smooth the ice, or add another hue Unto the rainbow, or with taper-light To seek the beauteous eye of heaven to garnish, Is wasteful, and ridiculous excess.
Pàgina 485 - In engines that are to be worked wholly or partially by condensation of steam, the steam is to be condensed in vessels distinct from the...
Pàgina 439 - A Verb Passive expresses a passion or a suffering, or the receiving of an action ; and necessarily implies an object acted upon, and an agent by which it is acted upon : as, to be loved ;
Pàgina 485 - Thirdly, Whatever air or other elastic vapour is not condensed by the cold of the condenser, and may impede the working of the engine, is to be drawn out of the steam-vessels or condensers by means of pumps, wrought by the engines themselves, or otherwise.
Pàgina 324 - ... hand towards either side, the hand of the image will move towards the other ; so that, whatever way the object moves, the image will move the contrary way.
Pàgina 83 - Leyden, of much eminence, said that "he felt himself struck in his arms, shoulders, and breast, so that he lost his breath ; and it was two days before he recovered from the effects of the blow and the terror ; adding, that he would not take a second shock for the kingdom of France.
Pàgina 411 - And wisdom at one entrance quite shut out. So much the rather thou, Celestial Light, Shine inward, and the mind through all her powers Irradiate ; there plant eyes ; all mist from thence Purge and disperse, that I may see and tell Of things invisible to mortal sight.
Pàgina 485 - ... first, that vessel in which the powers of steam are to be employed to work the engine, which is called the cylinder...