Crystal spheres astronomy yog dab tsi?
Crystal spheres astronomy yog dab tsi?

Video: Crystal spheres astronomy yog dab tsi?

Video: Crystal spheres astronomy yog dab tsi?
Video: Lesson 2 - Lecture 1 - The Celestial Sphere - OpenStax 2024, Kaum ib hlis
Anonim

Lub xilethi-aus kheej kheej , lossis celestial orbs, yog lub hauv paus ntawm cov qauv cosmological tsim los ntawm Plato, Eudoxus, Aristotle, Ptolemy, Copernicus, thiab lwm yam. Thaum cov kws tshawb fawb siv Ptolemy's epicycles, lawv xav tias txhua lub ntiaj teb kheej kheej yog tuab txaus kom haum lawv.

Tom qab ntawd, ib tug kuj yuav nug, dab tsi yog crystal spheres science?

Crystal pob thiab kheej kheej yog siv lead ua uas tau zoo li tus thiab polished rau hauv ib tug kheej kheej. Lub smooth nto ntawm lub kheej kheej txhawb kev sib txuas lus meej thiab pab kom lub zog khiav mus. Crystal pob thiab kheej kheej yog cov cuab yeej zoo heev rau divination.

Tsis tas li ntawd, muaj pes tsawg lub ntuj ceeb tsheej muaj? Txhua tus kheej muaj ib yam khoom lossis lub cev thiab sib txuas lus rau nws cov neeg nyob ze. Lub ntiaj teb nyob ib puag ncig los ntawm spheres ntawm dej, huab cua, thiab hluav taws; xya spheres rau lub hnub, lub hli, thiab tsib lub ntiaj teb paub (Mercury, Venus, Mars, Jupiter, thiab Saturn); thiab ib sphere rau cov hnub qub ruaj.

Thiab cov lus nug yog, dab tsi yog astronomical kheej kheej?

Hauv astronomy thiab navigation, lub ntuj ceeb tsheej kheej kheej yog kev xav kheej kheej ntawm arbitrarily loj radius, concentric nrog lub ntiaj teb. Txhua yam khoom nyob rau saum ntuj ceeb tsheej tuaj yeem xav tau raws li qhov xav tau ntawm sab hauv ntawm lub ntuj ceeb tsheej. kheej kheej , zoo li nws yog lub hauv qab ntawm lub dome.

Leej twg hais tias lub qab ntuj khwb muaj 56 xilethi-aus spheres?

Aristotle

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