The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 289
... produced power , fertilizers , and briquettes ( small bricks made of compressed coal dust , which are used for fuel ) . Iron - ore reserves totalled 22,000,000,000 tons in the early 1970s . In 1970 to 1971 , India produced almost ...
... produced power , fertilizers , and briquettes ( small bricks made of compressed coal dust , which are used for fuel ) . Iron - ore reserves totalled 22,000,000,000 tons in the early 1970s . In 1970 to 1971 , India produced almost ...
Page 535
... produced in response to one infective agent protects against that agent only . Most infective agents exist in several types or strains . There are three types of polio- myelitis , for example , known as types I , II , and III . Antibody ...
... produced in response to one infective agent protects against that agent only . Most infective agents exist in several types or strains . There are three types of polio- myelitis , for example , known as types I , II , and III . Antibody ...
Page 793
... produced by ion- ized calcium did not show the periodic changes in wave- length of the other lines in the spectrum of Delta Orionis , which were caused by the Doppler effect arising from the binary star's motion . It was assumed ...
... produced by ion- ized calcium did not show the periodic changes in wave- length of the other lines in the spectrum of Delta Orionis , which were caused by the Doppler effect arising from the binary star's motion . It was assumed ...
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activity andesite Antarctic antibodies antigen atoms basalt basin bonds carbon cause cells centimetres central centre century chemical composition crystals cultural cycle cyclone earth economic effect eruption evaporation example feet feldspar feldspathoids flow freezing gabbro glaciers groundwater hallucinations heat hockey humidity Hungarian Hungary hydrocarbons hydrogen hydrograph hydrologic hydrologic cycle hypnosis Ibn Khaldun ice sheets icebergs Iceland ideology igneous rocks Illinois illusion immunoglobulin immunological important increase India industrial intrusive kilometres lakes land lava layers lymphocytes mafic magma major melting ment metres miles millimetres minerals molecules mountain North northern occur ocean parasitic percent philosophy plagioclase political population precipitation pressure produced pyroxene rainfall reaction region relatively result river runoff snow social soil specific square kilometres structure surface temperature theory tion types United vapour volcanic western wind zone