Nature, Količina 47Sir Norman Lockyer Macmillan Journals Limited, 1893 |
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Zadetki 1–5 od 80
Stran 10
... possible to get rid of this yellowness and to obtain an absolutely neutral grey which it might be possible to persuade some grown - up people repre- sented white , but which on analysis yields 71 per cent . black to 28 per cent . white ...
... possible to get rid of this yellowness and to obtain an absolutely neutral grey which it might be possible to persuade some grown - up people repre- sented white , but which on analysis yields 71 per cent . black to 28 per cent . white ...
Stran 14
... possible mode of formation ay be suggested by a brief account of some experiments made more than twenty years ago . 66 Ordinary crystals of ferrous sulphate dissolve readily in cold water ; but if they are placed in a dilute solution of ...
... possible mode of formation ay be suggested by a brief account of some experiments made more than twenty years ago . 66 Ordinary crystals of ferrous sulphate dissolve readily in cold water ; but if they are placed in a dilute solution of ...
Stran 17
... possible an account of the equipment and facilities for teaching which the various colleges possess . The statements he makes are there- fore based largely upon the printed accounts found in the college catalogues , supplemented in many ...
... possible an account of the equipment and facilities for teaching which the various colleges possess . The statements he makes are there- fore based largely upon the printed accounts found in the college catalogues , supplemented in many ...
Stran x
... possible in Tuition . Might be required to teach Mathematics as well . Must be Member of one of the Protestant PURCHASERS OF SELF - RECORDING INSTRUMENTS , such as Self - recording Barometers , Self - recording Thermometers , Self ...
... possible in Tuition . Might be required to teach Mathematics as well . Must be Member of one of the Protestant PURCHASERS OF SELF - RECORDING INSTRUMENTS , such as Self - recording Barometers , Self - recording Thermometers , Self ...
Stran 64
... possible cause , and il trates the phenomenon experimentally . as follows : -He takes a polished metallic surface and on possible the Martial surface as seen by us , and illuminates it a traces a series of lines and spots , representing ...
... possible cause , and il trates the phenomenon experimentally . as follows : -He takes a polished metallic surface and on possible the Martial surface as seen by us , and illuminates it a traces a series of lines and spots , representing ...
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acid animals apparatus appears Archibald Geikie Astronomical azoimide body Botany British Cambridge Catalogue cells chemical Cloth College colour comet compound contains Crown 8vo crystals December deposits described Edition electric Engineering examination exhibited experiments fact feet Fossils FRANCIS GALTON geological give glass heliacal rising HOLBORN VIADUCT Illustrated important inches Institution Instrument interesting iron January laboratory Lantern larvæ lectures lens light lines liquid List of Minerals London magnetic Mathematical matter means Medal metal Metazoa meteoritic MICROSCOPE Minerals Museum NATURE November observations Observatory obtained Optical origin osmotic pressure paper photographs Physical plants plates Post Free present pressure Price Prof published quantity recent rocks Royal Geographical Society schists Science scientific shell Sir John Lubbock solution South species specimens Sphenophyllum stars STREET substance surface temperature theory Thoth tion tube University vector velocity Vols volume
Priljubljeni odlomki
Stran viii - PROCESSES, AND COLLATERAL INFORMATION IN THE ARTS, MANUFACTURES, PROFESSIONS, AND TRADES, INCLUDING MEDICINE, PHARMACY, AND DOMESTIC ECONOMY ; designed as a General Book of Reference for the Manufacturer, Tradesman, Amateur, and Heads of Families.
Stran 145 - FELKIN, HM— Technical Education in a Saxon Town. Published for the City and Guilds of London Institute for the Advancement of Technical Education.
Stran 111 - I. By Sir W. THOMSON, LL.D., DCL, FRS, Professor of Natural Philosophy in the University of Glasgow...
Stran 120 - That the magnitudes of these standards should be determined on the electro-magnetic system of measurement with reference to the centimetre as unit of length, the gramme as unit of mass, and the second as unit of time, and that by the terms centimetre and gramme are meant the standards of those denominations deposited with the Board of Trade. 3. That the standard of electrical resistance should be denominated the ohm, and should have the value 1,000,000,000 in terms of the centimetre and second. 4....
Stran 58 - The purpose of this laboratory is to afford opportunities for the study and observation of the development, anatomy, and habits of common types of marine animals, under suitable direction and advice.
Stran xxix - Is it to be understood from all this that a chlorine compound which is not produced by energetic union — say an endothermic compound like...
Stran 89 - Wright (Lewis). — LIGHT ; A COURSE OF EXPERIMENTAL OPTICS, CHIEFLY WITH THE LANTERN. By LEWIS WRIGHT. With nearly 200 Engravings and Coloured Plates. Crown 8vo. 7*. 6d. ASTRONOMY. Airy. — POPULAR ASTRONOMY. With Illustrations by Sir GB AIRY, KCB, formerly Astronomer-Royal.
Stran xl - I would commend to your consideration the propriety of transferring it to the funds of the Imperial Institute of the United Kingdom, the Colonies, and India...
Stran 26 - A New and Enlarged Edition. Constructed from the best materials, and embodying the results of the most recent investigations, accompanied by a complete INDEX OF PLACES, in which the proper quantities are given by T.
Stran 120 - As a unit of resistance, the international ohm, which is based upon the ohm equal to 10" units of resistance of the CGS system of electromagnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting ice, 14.4521 grams in mass, of a constant cross-sectional area and of the length of 106.3 centimetres.