Puas yog meridians khiav sab hnub tuaj mus rau sab hnub poob?

Cov txheej txheem:

Puas yog meridians khiav sab hnub tuaj mus rau sab hnub poob?
Puas yog meridians khiav sab hnub tuaj mus rau sab hnub poob?
Anonim

kab ntawm longitude (meridians) khiav qaum teb-sab qab tebncig lub ntiaj teb ntsuas qhov deb EAST thiab WEST ntawm Prime Meridian.

Dab tsi khiav ntawm sab hnub tuaj mus rau sab hnub poob?

Cov kab khiav North mus rau sab qab teb hu ua "Meridians" lossis "kab ntawm longitude" (Daim duab 2), thaum cov kab khiav East mus rau sab hnub poob hu ua "Parallels" lossis "kab ntawm latitude " (Daim duab 3).

Yuav ua li cas rau sab hnub tuaj thiab sab hnub poob meridian nyob ntawm tib kab?

Nws yog, txawm li cas los xij, nthuav kom nco ntsoov tias 180 ° East thiab 180 ° West meridians yog nyob ntawm tib kab. Tam sim no saib daim phiaj ntawm qhov sib npaug ntawm latitude thiab meridians ntawm longitude ntawm lub ntiaj teb (Daim duab 2.6). Koj tuaj yeem nrhiav txhua qhov taw tes ntawm lub ntiaj teb yooj yim heev yog tias koj paub nws txoj kab nruab nrab thiab longitude.

3 qhov tseeb ntawm meridians yog dab tsi?

Tus Thawj Kav Tebchaws Meridian faib lub ntiaj teb mus rau sab hnub tuaj / sab hnub poob los ntawm North Ncej mus rau Sab Qab Teb Sab Qab Teb nrog txoj kab kev xav raws txoj kab ntev ntawm 0 °. Lub Antimeridian, ntawm 180 ° longitude, txuas nrog Prime Meridian los tsim ib lub 3D lub voj voog loj thoob plaws ntiaj teb, faib nws mus rau sab hnub tuaj thiab sab hnub poob hemispheres.

Anti meridian nyob qhov twg?

Tus antimeridian yog ib nrab ntawm lub ntiaj teb, ntawm 180 degrees. Nws yog lub hauv paus rau International Date Line. Ib nrab ntawm lub ntiaj teb no, sab hnub tuaj Hemisphere, ntsuas nyob rau hauv degrees sab hnub tuaj ntawm lub prime meridian.

Pom zoo: