The New Encyclopaedia Britannica, Volume 6Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 42
... oceans . ( Some classifications group the Arctic with the Atlantic , and others distinguish a Southern or Antarctic Ocean . ) The areal order of magni- tude of the average ocean is 10,000,000 square kilo- metres ( 13,861,000 square ...
... oceans . ( Some classifications group the Arctic with the Atlantic , and others distinguish a Southern or Antarctic Ocean . ) The areal order of magni- tude of the average ocean is 10,000,000 square kilo- metres ( 13,861,000 square ...
Page 47
... ocean until the " Challenger Expedition " of the last cen- tury brought back a series of wire soundings that showed there were depths in the ocean at least as great as the Himalayas are high . Only with modern echo sounding techniques ...
... ocean until the " Challenger Expedition " of the last cen- tury brought back a series of wire soundings that showed there were depths in the ocean at least as great as the Himalayas are high . Only with modern echo sounding techniques ...
Page 710
... ocean waters or between the ocean waters and sedimentary materials whereby the concentrations of the individual elements remain essen- tially constant . How far back in geological time this steady state has persisted remains something ...
... ocean waters or between the ocean waters and sedimentary materials whereby the concentrations of the individual elements remain essen- tially constant . How far back in geological time this steady state has persisted remains something ...
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19th century Africa agriculture America Azande Basin British Byzantine capital Catholic central centre changes Chinese Christian Constantinople continental continued core crinoids crust cubic centimetre cultural density depth Earth earthquakes East African Eastern echinoderms eclipse economic economists ecosystem Ecuador ecumenical equations Europe export feet forecasting fossil geoid geological geomagnetic geosyncline German gravity groups holothurians important income increase Indian industry investment isostasy Kenya kilometres labour Lake Lake Victoria land magnetic field major mantle ment metres miles modern Mombasa Monophysite Moon mountains movement nomic North northern ocean organization Orthodox Church output Paleozoic patriarch percent peridotite period planning political population Precambrian production region River rocks Russian sector seismic slope social society solar South Soviet species structure surface Tanzania temperature theory tion trade traditional tube feet Uganda underdeveloped countries United waves West Western