The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 15
... continental margins that had been mobile during the Paleozoic became stable platforms during the Mesozoic . Along the Atlantic and Gulf coasts of North America , for example , Cretaceous and younger formations rest on a smoothly ...
... continental margins that had been mobile during the Paleozoic became stable platforms during the Mesozoic . Along the Atlantic and Gulf coasts of North America , for example , Cretaceous and younger formations rest on a smoothly ...
Page 26
... continental drift ( q.v. ) , which holds that all the present continents once formed one large continent , finds some support in the theory of sea - floor spreading , since it seems that the rate at which the continents are separating ...
... continental drift ( q.v. ) , which holds that all the present continents once formed one large continent , finds some support in the theory of sea - floor spreading , since it seems that the rate at which the continents are separating ...
Page 234
... continental countries already had a pool of skilled artisans who might learn and apply the new techniques— clockmakers , instrument makers , millwrights , joiners , metalworkers . Even so , they needed considerable help to bring them to ...
... continental countries already had a pool of skilled artisans who might learn and apply the new techniques— clockmakers , instrument makers , millwrights , joiners , metalworkers . Even so , they needed considerable help to bring them to ...
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activity Africa agriculture America became become body called capital caused central centre century changes Christian Church continued core countries cultural demand direction early Earth East Eastern eclipse economic effect established Europe example feet field Figure flow force groups growth important income increase industry internal investment Italy kilometres known labour Lake land later less living magnetic major mantle material means measurements ment metres miles mountains move movement nature North observed occur ocean organization origin Orthodox patriarch percent period planning Pleistocene political population position possible present problems production region relatively remained result rise River rocks social society South species structure surface theory tion trade traditional United West Western