The Growth of Scientific IdeasOliver and Boyd, 1950 - Всего страниц: 495 |
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Стр. 74
... known at the time of Newton's first attack on the problem of the moon's orbit . The moon was known to describe an orbit - approximately circular— about the earth as centre . This was not of course a direct fact of observation , but an ...
... known at the time of Newton's first attack on the problem of the moon's orbit . The moon was known to describe an orbit - approximately circular— about the earth as centre . This was not of course a direct fact of observation , but an ...
Стр. 216
... known , adequate theory , it was quickly realised that in describing its behaviour as he did , Franklin was postulating for the electric " fire " the well - known properties of a fluid . Thus if water is ladled from one vessel into ...
... known , adequate theory , it was quickly realised that in describing its behaviour as he did , Franklin was postulating for the electric " fire " the well - known properties of a fluid . Thus if water is ladled from one vessel into ...
Стр. 426
... known the existence of a cell in the apparently empty region of the ovule , which had come to be known as the embryo sac ; this cell underwent division only after the pollen tube reached the sac . These observations were confirmed in ...
... known the existence of a cell in the apparently empty region of the ovule , which had come to be known as the embryo sac ; this cell underwent division only after the pollen tube reached the sac . These observations were confirmed in ...
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acid action actual animals appear Archimedes Aristotelian Aristotle assumption atoms biology blastomere blood body Boyle called cause celestial sphere cells century chemical chemistry colour concept contemporaries Dalton Descartes discovered discovery earth effect electric elements equal evidence existence experiments fact fluid force Galileo geometrical gravitation Greek heat Herophilos Hipparchos history of science Huygens hypothesis idea importance Joule knowledge known Lamarck later Lavoisier Leibniz light lines living magnetic mass material mathematical matter Maxwell means mechanical metals method modern molecules moon motion move namely nature Newton observed Opticks organism Origin of Species original oxygen particles phenomena philosophy phlogiston physical physiology plants possible principle problem produced proportional Ptolemaic system Pythagoras quantity rays realised recognised refraction regarded result Sceptical Chymist scientific showed SOURCES FOR CHAPTER species stars substance Thales theory things thought tion velocity Vesalius wave whole words