Identifier: africa00johnrich (find matches)
Title: Africa
Year: 1878 (1870s)
Authors: Johnston, Alexander Keith, 1804-1871 Keane, A. H. (Augustus Henry), 1833-1912
Subjects: Africa -- Description and travel Africa -- Social life and customs
Publisher: London : Edward Stanford
Contributing Library: University of California Libraries
Digitizing Sponsor: MSN

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bably but one of countless similar bodies scatteredthroughout the boundless regions of the universe. TheEarth is technically spoken of as a planet, by which namewe understand all such heavenly bodies as are dark inthemselves, shining only in the borrowed light of the Sun.The period of 365 days required to complete its orbit iscalled a year, and is divided into twelve months, themonths into weeks, and the weeks into days, one daythus forming a standard unit for the measurement oftime. By a day is strictly understood the time requiredby the Earth to complete one revolution round its ownaxis in the direction from west to east. It thus appearsthat the Earth revolves round itself while completing itsorbit round the Sun, and from this twofold motion therearises a series of phenomena, whose regular recurrence nolonger causes any surprise, but which may still be herebriefly described. 2. Meridians of Longitude and Parallels of Latitude.Every revolving globe necessarily possesses two oppo- B ;
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;\ GENERAL INTRODUCTION. 1. Position and Revolutions of the Earth. The Earth, which forms the subject of this work, may bedescribed as a round and opaque body balanced in space.In company with a friendly satellite, the Moon, it com-pletes, in somewhat more than 365 days, one revolutionround a centre, the Sun, a light and heat giving body, itselfprobably but one of countless similar bodies scatteredthroughout the boundless regions of the universe. TheEarth is technically spoken of as a planet, by which namewe understand all such heavenly bodies as are dark inthemselves, shining only in the borrowed light of the Sun.The period of 365 days required to complete its orbit iscalled a year, and is divided into twelve months, themonths into weeks, and the weeks into days, one daythus forming a standard unit for the measurement oftime. By a day is strictly understood the time requiredby the Earth to complete one revolution round its ownaxis in the direction from west to east. It thus appearsth

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