The Physical Basis of SocietyD.Appleton, 1928 - 526 من الصفحات |
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الصفحة v
... fact to fact . In this edition the facts have not been reduced , but enough ballast has been supplied to make the trip a bit more smooth . The book has been wholly re- written , though some of the original text and illustrations have ...
... fact to fact . In this edition the facts have not been reduced , but enough ballast has been supplied to make the trip a bit more smooth . The book has been wholly re- written , though some of the original text and illustrations have ...
الصفحة vi
... fact or emphasis which may be found . To the authors and pub- lishers who have courteously granted permission to use quota- tions or illustrations , he is likewise grateful . To any teacher who may consider using this material in the ...
... fact or emphasis which may be found . To the authors and pub- lishers who have courteously granted permission to use quota- tions or illustrations , he is likewise grateful . To any teacher who may consider using this material in the ...
الصفحة 8
... fact , two elements form over 75 per cent of the atmosphere , the water and upper ten miles of the crust of the earth . Eight elements form over 97 per cent , thus leaving a very small balance to be supplied by all the rest . CHEMICAL ...
... fact , two elements form over 75 per cent of the atmosphere , the water and upper ten miles of the crust of the earth . Eight elements form over 97 per cent , thus leaving a very small balance to be supplied by all the rest . CHEMICAL ...
الصفحة 11
... facts are revealed . The beginnings of such a table are given below . We start with the lightest element ... fact that the elements fall into periodic groups and that substances oc- cupying similar places in the different ...
... facts are revealed . The beginnings of such a table are given below . We start with the lightest element ... fact that the elements fall into periodic groups and that substances oc- cupying similar places in the different ...
الصفحة 12
... fact , this power that Chlorine possesses of dragging to itself an electron from other atoms , and upsetting their combina- tion in order to get it , which makes the substance so actively poisonous . In the same way , sulphur has two ...
... fact , this power that Chlorine possesses of dragging to itself an electron from other atoms , and upsetting their combina- tion in order to get it , which makes the substance so actively poisonous . In the same way , sulphur has two ...
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طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
acres Africa alloy America appears areas Asia atoms average bacteria birds black bass body carbon carbon dioxide cattle cause cells Cenozoic cent century changes chemical chlorophyll climate coal common compounds crops cultivated culture death rate destroy disease distribution domestic animals early earth eaten eggs elements enemies Europe evidence fact fish forms germ germ cells hawk heat horse human hydrogen Ibid important increase Indian insects iron killed known land later light live man's metals mice migration miles moth native nature neolithic nitrogen ocean organisms oxygen Pará rubber tree parasites plants and animals population pounds produce protoplasm R. S. LULL race regions rodents season seeds seems sharp-shinned hawk sheep soil South South America species square mile substances sugar supply surface survive tarpan temperature thousand tion to-day trees tropics types United wild