The Physical Basis of SocietyD.Appleton, 1928 - 526 من الصفحات |
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الصفحة vii
... to do more than to present the problems . The author is most grateful to his associate Dr. Donald R. Young for reading the page proof and preparing the index . С. К. PREFACE CONTENTS CHAPTER PART I NATURE IN CONTROL OF MAN PREFACE vii.
... to do more than to present the problems . The author is most grateful to his associate Dr. Donald R. Young for reading the page proof and preparing the index . С. К. PREFACE CONTENTS CHAPTER PART I NATURE IN CONTROL OF MAN PREFACE vii.
الصفحة ix
... Present Time 25 Psychozoic Era 25 Geologic Time 26 Cenozoic Era 26 Mesozoic Era 26 Paleozoic Era 26 Proterozoic Era 26 Archeozoic Era 26 Cosmic Time 26 Formative Era 26 II . LIFE , ITS NATURE AND DISTRIBUTION 30 Organic Compounds 31 ...
... Present Time 25 Psychozoic Era 25 Geologic Time 26 Cenozoic Era 26 Mesozoic Era 26 Paleozoic Era 26 Proterozoic Era 26 Archeozoic Era 26 Cosmic Time 26 Formative Era 26 II . LIFE , ITS NATURE AND DISTRIBUTION 30 Organic Compounds 31 ...
الصفحة 7
... present with hints of magnesium and calcium . Taurus and Algol ( known as helium - gas stars ) show helium along with hydrogen , carbon , oxygen , and nitrogen . The protometallic stars such as Rigel and Sirius reveal such metals as ...
... present with hints of magnesium and calcium . Taurus and Algol ( known as helium - gas stars ) show helium along with hydrogen , carbon , oxygen , and nitrogen . The protometallic stars such as Rigel and Sirius reveal such metals as ...
الصفحة 18
... present mixture was secured . On the moon gravity is so much less , because the moon has only 1 / 80.5 the mass of ... presents an almost unclouded appearance to our eyes , despite the faith of Pickering in the existence of ...
... present mixture was secured . On the moon gravity is so much less , because the moon has only 1 / 80.5 the mass of ... presents an almost unclouded appearance to our eyes , despite the faith of Pickering in the existence of ...
الصفحة 19
... presents some interesting problems . The present positions of the oceans and continents have been more or less permanent throughout all the time which geologists can measure . Yet there is evidence that shallow seas were once far more ...
... presents some interesting problems . The present positions of the oceans and continents have been more or less permanent throughout all the time which geologists can measure . Yet there is evidence that shallow seas were once far more ...
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acres Africa America appears areas Asia atoms average bacteria believe birds body carbon carbon dioxide cause cent century cephalic index changes characters chromosomes civilization climate color common copper crops cultivated culture danger Darwin death rate destroy disease domestic early earth eggs environment Europe European evidence fact feeble-minded females fish forms germ cells given heredity human Ibid important increase Indians individual inheritance insane insects iron killed known land later light living male man's marriage metals miles natural selection nature Negro neolithic organisms ovum oxygen Pará rubber tree parasites physical population possible pounds present problems produced R. S. LULL race seeds seems social South South America species square mile supply T. H. MORGAN temperature things thousand tion to-day trees tropics types United wild woman women