MapangidweSayansi

Chifukwa ndondomeko Hrs

Kuyenda, muyenera osachepera kudziwa pafupifupi pamene ikuyenda. Bwino komabe, mwamphamvu kumvetsa zimene mfundo udzapeza, ndi bwino kupita ku mfundo kufika B. Kuti tichite zimenezi, pali mapu. Mosiyana ndi mapulani (midzi kapena gawo ochepa m'madera), iwo ndi yaikulu kuposa ndi kudziwa ndondomeko Hrs wa chinthu. Izi zachitika chifukwa mayiko: mothandizidwa ndi kanjedza zosamvetsetseka, tingadziwire kuti katunduyo ndi kumpoto kapena kum'mwera kwa ena, ndi kumadzulo kapena kum'mawa, timapita kwa Mwachitsanzo, kuti ku St. Petersburg ku Moscow.

Iwo amati: "Language ndi Kiev" Komabe, ngakhale njira ina yabwino n'chiyani ndondomeko lawolawo. Ndi chiyani icho? Izi mizere omwe ali chiwembu pa mapu kapena lonse. Inde, mtunda kwenikweni, inu simudzapeza iwo - ndi chizindikiro oterewa tingawapeze mu mizinda ina, yomwe ili mwachindunji kufanana kapena meridian. Tiyeni tione zimene ndi kumpoto ndi longitude. lathuli lili ndi mawonekedwe elliptical kuti si malo angwiro, ndipo pang'ono wothinikizidwa kuti mitengoyo. Koma chifukwa chomasuka akuchitira, ndondomeko ndi chiwembu ngati Lapansi - gawo mtheradi.

Iye amadziwika kuti sangathenso nguli. Kodi olamulira izi pokhudzana ndi padziko, iwo ndi mizati - kumpoto ndi kum'mwera. Ngati ife momveka kulumikiza iwo pamodzi, timapeza 360 mizere ochiritsira (chifukwa dera ali makona a madigiri 360). Izi magulu pa mapu kapena lonse - ndondomeko Hrs zikusonyeza kumpoto. Padziko Lapansi, pali awiri ofunika meridian. OYAMBA choyamba - Zero. Umadutsa ndi Greenwich Observatory m'tawuni, Suli kutali London, ndi Choncho amatchedwa ndi dzina lake. Chachiwiri - 180 ° pafupifupi imodzimodzi ndi Line Change masiku.

ndondomeko Geographical ndi njira ina - kumpoto. Ngati ife lembani mzere ochiritsira si pamodzi ndi kasinthasintha wa dziko lathuli, ndi kudutsa, ndendende pakati, adzakhala equator. Ngati ndi Greenwich meridian ukugawa dera ku Western ndi kum'mawa kwa dziko lapansi, ziro kumpoto - mu North ndi South. Monga pakati equator ndi mzati mwa pakati pa dziko lapansi ndi mlingo woyenerera, ndiye pali 90 kufanana aliyense Chigawo. Pole North - ndi 90 ° North ndi South, motero, - 90 ° kum'mwera. madigirii onse chirengedwe anawagawa Mphindi ndi masekondi.

Choncho, mfundo iliyonse pa dziko lapansili ali ndi ufulu ndi longitude. Kudziwa ndondomeko malo osiyanasiyana kunali kofunika kwambiri amalinyero, amene, pokhala pakati pa nyanja zinkasonyeza zamakono iliyonse. Iwo anali kulingalira kumene ali ndipo pamene nkhanza za m'banja igatsya. Iwo Latitude anatsimikiza ntchito astrolabe - chipangizo wapadera umene n'chakuti mbali ya dzuwa pamwamba m'chizimezime kwa masana.

Koma kuti kuwerengetsa ndondomeko lawolawo za mizinda ndi matauni ndi midzi ina, munthu masiku ano sayenera kugwiritsa ntchito zipangizo ngati chipangizo. Tangowonani mu Buku la mapu kuti kudziwa longitude ndipo derali lili pa chinthu linalake. Kufanana ndi osonyezedwa lamanja ndi lamanzere, ndi meridians - pamwamba ndi pansi pa tchati chithunzi m'deralo. Ndipo mothandizidwa ndi Google angakhale olondola wachiwiri kudziwa ndondomeko kakang'ono, osati chizindikiro mfundo mapu.

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