The Physical Basis of SocietyD.Appleton, 1928 - 526 من الصفحات |
من داخل الكتاب
النتائج 1-5 من 100
الصفحة 6
... produced an enormous amount of heat and caused the molten condition . We know that the process of cooling has not ... produce a molten globe , or even cause an explosion great enough to tear the earth into pieces through the ...
... produced an enormous amount of heat and caused the molten condition . We know that the process of cooling has not ... produce a molten globe , or even cause an explosion great enough to tear the earth into pieces through the ...
الصفحة 13
... produced peroxide of hydrogen . There is good reason to believe that lead is a product of the dis- integration of uranium . Thus we find both in nature and in the laboratory that a more complex atom can be reduced and give us substances ...
... produced peroxide of hydrogen . There is good reason to believe that lead is a product of the dis- integration of uranium . Thus we find both in nature and in the laboratory that a more complex atom can be reduced and give us substances ...
الصفحة 14
... produced the integration of the more complex elements . But just such conditions must have existed , as we have noted , in the process of world forma- tion , and may still exist , for all that we know , in the center of the earth where ...
... produced the integration of the more complex elements . But just such conditions must have existed , as we have noted , in the process of world forma- tion , and may still exist , for all that we know , in the center of the earth where ...
الصفحة 20
... produced from time to time those titanic convulsions which have thrown up the mountain ranges . The difference in the ele- vation of the earth's surface starts the waters flowing and causes the phenomena of erosion . From the foot of ...
... produced from time to time those titanic convulsions which have thrown up the mountain ranges . The difference in the ele- vation of the earth's surface starts the waters flowing and causes the phenomena of erosion . From the foot of ...
الصفحة 22
... produces results both good and bad from the standpoint of man . The leaching of soluble salts from the ground in countries of good rainfall would mean that in time the elements necessary for plant food would be carried away and the land ...
... produces results both good and bad from the standpoint of man . The leaching of soluble salts from the ground in countries of good rainfall would mean that in time the elements necessary for plant food would be carried away and the land ...
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
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