Puas pom ntawm 0 longitude?
Puas pom ntawm 0 longitude?

Video: Puas pom ntawm 0 longitude?

Video: Puas pom ntawm 0 longitude?
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Lub meridian uas khiav los ntawm Greenwich, England, tau txais thoob ntiaj teb raws li kab ntawm 0 qib longitude , los yog prime meridian. Lub antimeridian yog ib nrab ntawm lub ntiaj teb no, ntawm 180 degrees.

Kuj nug, dab tsi nyob ntawm 0 degrees longitude?

Cov 0 degree kab ntawm longitude uas dhau los ntawm Royal Observatory hauv Greenwich, England yog Greenwich Meridian. Nws tseem hu ua Prime Meridian. Cov kab no yog qhov pib-point rau cov kab ntev uas khiav qaum teb-sab qab teb thiab sib sau ua ke ntawm cov ncej.

Tsis tas li ntawd, qhov tseem ceeb meridian yog dab tsi thiab nws nyob qhov twg? Cov Prime Meridian , raws li nws hla Greenwich, England, suav hais tias yog 0 degrees longitude. Vim tias ob qho tib si equator thiab cov Prime Meridian yog cov kab kev xav, lawv ob leeg tau tsim los ntawm noob neej ntawm qee qhov chaw hauv tib neeg keeb kwm.

Ib tug kuj nug, vim li cas Greenwich 0 degrees longitude?

Qhov tseem ceeb meridian yog kab ntawm 0 longitude , qhov pib taw tes rau kev ntsuas qhov deb ntawm sab hnub tuaj thiab sab hnub poob ib ncig ntawm lub ntiaj teb. Tus thawj meridian yog arbitrary, txhais tau tias nws tuaj yeem xaiv tau nyob qhov twg. Lawv xaiv lub meridian dhau los ntawm Royal Observatory hauv Greenwich , Askiv.

Qhov piv txwv ntawm longitude yog dab tsi?

Ntev yog qhov kev ncua deb ntawm qhov chaw sab hnub tuaj lossis sab hnub poob ntawm meridian ntawm Greenwich, England. Rau piv txwv , New York thiab Miami muaj yuav luag ib yam nkaus longitudes : nyob ib ncig ntawm 80 degrees sab hnub poob. Berlin ntawm qhov tod tes muaj ib longitude ntawm 13 degrees sab hnub tuaj. Beijing, Suav teb, muaj ib longitude ntawm 116 degrees sab hnub tuaj.

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