An Angular Tour of the World Or the Curiosities of Latitude And Longitude a B
An Angular Tour of the World Or the Curiosities of Latitude And Longitude a B
Edward R E Cowell
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Time and longitude are synonymous. It will be observed that a point at u ^4" moves very slowly compared with a point at "/), " yet the time CURIOSITIES OF LATITUDE AND LONGITUDE. 47 occupied will be precisely the same. "Z>" represents the equator. POLE EQUATOR A point on the earth's surface at the equator moves toward the east at the rate of about 1, 000 miles an hour, because the earth's equatorial circumference is about 25, 000 miles, and as it takes 24 hours for one complete rotation, a poin...t here would move, in one hour, one twenty-fourth of the circumference, or about 1, 000 miles. This motion is reduced to noth- ing at the poles. 48 CURIOSITIES OF LATITUDE AND LONGITUDE. At the latitude of New York, the motion is about 800 miles per hour, and at the latitude of Christiania, it is reduced to 500 miles per hour; but a point on the equator passes over 15 in one hour; so does a point at the 6oth parallel. The hare at the equator will arrive at his destina- tion at the same instant as the tortoise at the 6oth parallel.
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