The NAEP ... Technical ReportOffice of Educational Research and Improvement, U.S. Department of Education, 1972 |
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Página xi
... HERTZ WILHELM MAGNUS New York University HELLINGER MICHAEL S. MAHONEY Princeton University HERO OF ALEXANDRIA S. MANDELBROJT Collège de France HADAMARD M. V. MATHEW Royal Botanic Garden Library , Edinburgh HENSLOW JOSEF MAYERHÖFER ...
... HERTZ WILHELM MAGNUS New York University HELLINGER MICHAEL S. MAHONEY Princeton University HERO OF ALEXANDRIA S. MANDELBROJT Collège de France HADAMARD M. V. MATHEW Royal Botanic Garden Library , Edinburgh HENSLOW JOSEF MAYERHÖFER ...
Página 14
... Hertz , Peter Pringsheim , and Erich Regener . But the most important physicist to enter his life was Lise Meitner , who came from Vienna in 1907 to do theoretical work under Max Planck and wished also to pursue some studies in ...
... Hertz , Peter Pringsheim , and Erich Regener . But the most important physicist to enter his life was Lise Meitner , who came from Vienna in 1907 to do theoretical work under Max Planck and wished also to pursue some studies in ...
Página 16
... Hertz , Peter Pringsheim , and Erich Regener . But the most important physicist to enter his life was Lise Meitner , who came from Vienna in 1907 to do theoretical work under Max Planck and wished also to pursue some studies in ...
... Hertz , Peter Pringsheim , and Erich Regener . But the most important physicist to enter his life was Lise Meitner , who came from Vienna in 1907 to do theoretical work under Max Planck and wished also to pursue some studies in ...
Página 74
... Hertz's studies , photoelectric activity , establishing that through absorption of ul- traviolet light , negatively charged metal plates dis- charge and uncharged metal plates become positively charged . This process , which is called ...
... Hertz's studies , photoelectric activity , establishing that through absorption of ul- traviolet light , negatively charged metal plates dis- charge and uncharged metal plates become positively charged . This process , which is called ...
Página 243
... Hertz , who entered the Berlin institute in 1878. After 1876 Helmholtz contributed papers on the galvanic cell , the thermodynamics of chemical processes , and meteorology . He devoted the last decade before his death in 1894 to an ...
... Hertz , who entered the Berlin institute in 1878. After 1876 Helmholtz contributed papers on the galvanic cell , the thermodynamics of chemical processes , and meteorology . He devoted the last decade before his death in 1894 to an ...
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Pasajes populares
Página 43 - ... all sensation is excited, and the members of animal bodies move at the command of the will,- — -namely, by the vibrations of this Spirit, mutually propagated along the solid filaments of the nerves, from the outward organs of sense to the brain, and from the brain into the muscles.
Página 279 - Rhees, ed., The Smithsonian Institution: Documents Relative to Its Origin and History, 1835-1899, 2 vols.
Página 39 - Vapour, which is a sort of Air, and by cold into Ice, which is a hard, pellucid, brittle, fusible Stone; and this Stone returns into Water by Heat, and Vapour returns into Water by Cold. Earth by Heat becomes Fire, and by Cold returns into Earth. Dense Bodies by Fermentation rarify into several sorts of Air, and this Air by Fermentation, and sometimes without it, returns into dense Bodies.24 The Aristotelian character of this passage need hardly be pointed out.
Página 284 - MEDICAL SERIES. No. I. SKETCHES OF THE LIVES AND WORK OF THE HONORARY MEDICAL STAFF OF THE ROYAL INFIRMARY. From its foundation in 1752 to 1830, when it became the Royal Infirmary.
Página 54 - Description d'une suite d'expériences qui montrent comment la compression peut modifier l'action de la chaleur (Geneva, 1807).
Página 133 - Wound Healing and Reconstitution of the Central Nervous System of the Amphibian Embryo After Removal of Parts of the Neural Plate," in Journal of Experimental Zoology, 106 (1947), 27-84.
Página 321 - The Reduction and Arrangement, in the form of a Catalogue in Zones, of all the Star Clusters and Nebulae observed by Sir William Herschel in his Sweeps...
Página 58 - The Two-fold Slavery of the United States: With a Project of Self-Emancipation (London, 1854).
Página 161 - Nereis Boreali-Americana; or, Contributions to a History of the Marine Algae of North America.
Página 286 - Jahresbericht der Kommission zur wissenschaftlichen Untersuchung der deutschen Meere in Kiel für das Jahr 1871 (1873), pp. 155-159; "Resultate der statistischen Beobachtungen über die Fischerei an den deutschen Küsten...