The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 191
... centre . To this observer , O in Figure 5 , the Sun L E P M E S L P Figure 5 : Apparent motions of the Sun and the Moon on the celestial sphere ( see text ) . and Moon appear projected on the celestial sphere . While this sphere appears ...
... centre . To this observer , O in Figure 5 , the Sun L E P M E S L P Figure 5 : Apparent motions of the Sun and the Moon on the celestial sphere ( see text ) . and Moon appear projected on the celestial sphere . While this sphere appears ...
Page 457
... centres in that they combine the functions of health centre , school , social - welfare unit , and agricultural exten- sion services . In 1969 there were more than 300 of these units in operation . In addition , rural health units ...
... centres in that they combine the functions of health centre , school , social - welfare unit , and agricultural exten- sion services . In 1969 there were more than 300 of these units in operation . In addition , rural health units ...
Page 560
... centre of symmetry . Again , the presence of a piezoelectric effect is taken by crystallographers to be evidence for the absence of a centre of symmetry in a crystal structure . In the converse piezoelectric effect the application of an ...
... centre of symmetry . Again , the presence of a piezoelectric effect is taken by crystallographers to be evidence for the absence of a centre of symmetry in a crystal structure . In the converse piezoelectric effect the application of an ...
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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