Ukubunjwa, Isayensi
Yokuma. Kutheni nenyanga jikeleza ngeenxa axis wayo?
Nenyanga jikeleza ngeenxa zonke axis zesoya, oku kuyinyaniso? Iminyaka emininzi izazinzulu sitshilo ngalo mbandela, kodwa impendulo eyayiza ukwanelisa wonke, musa ukufumana. Nganye kuzisa yeengcinga zabo ukuzama ukubonisa kubo. Ukuza kuthi ga ngoku, kukho imeko impikiswano kulo mba.
Ngokumila kwenyanga
Fundisisa kumphezulu kwenyanga umdla enkulu kuluntu lwezenzululwazi. isifundo yayo yenziwa ngentsebenziswano ne ezithile uMhlaba, ucinga njengoko inkqubo enye yonke.
Xa iNyanga yenza ithuba yayo ijikeleza uMhlaba, nendawo yayo ilanga iyatshintsha. Xa ejongene iplanethi yethu ihlale kwicala elinye kwayo. Umgca ukuba yahlula isiqingatha, ebizwa ngokuba terminator. Ekubeni nenyanga - inyanga, ijikeleza, ezenza ellipsoid.
Ngexesha indlela yayo ijikeleza iLanga, kubonakala ukuba icala zacaciswa lenyanga utshintsha imilo. Noko ke, umzimba yasezulwini uhlala ngeenxa, kodwa ngenxa ukutshintshwa kwe-engile izehlo ilanga phezu kobuso kubonakala ukuba ifomu yalo itshintshile. Kwisithuba senyanga iNyanga kubonakala Earth ngeendlela ezininzi ezahlukeneyo. Ezona ziphambili zezi:
- kuthwasa inyanga;
- kwikota yokuqala;
- inyanga egcwele;
- kwikota yokugqibela.
Xa inyanga entsha nenyanga esibhakabhakeni ayibonakali, ekubeni oku ingqinelana kwindawo ye-satellite phakathi ilanga kunye nomhlaba. Ukukhanya iLanga, iNyanga Ongathanga awe kwaye, ngenxa yoko, ingabi yagqampa yaya, ngoko isiqingatha, njengoko kubonakala uMhlaba, ukuba akagqubuthele.
Kwikota yokuqala ekwezi ilanga kwicala lasekunene nenyanga, njengoko kunjalo umgama emboxo of ° 90 ukusuka elangeni. Kwikota yokugqibela yale meko efanayo, kuphela kwicala lasekhohlo esikhanyayo.
Kuyeza kwisigaba sesine - inyanga epheleleyo, inyanga echasene ne-Sun, ngoko oko kubonisa ngokupheleleyo ukukhanya esiwa phezu kwayo, kunye Umhlaba Uyibonile yonke isiqingatha olukhanyayo.
umhlaba
Emva kwenkulungwane ye-16 kuye kwabonisa ukuba Umhlaba ukujikeleza yayo. Nangona kunjalo kwaye yintoni ngaphambi oku, akwaziwa ukuba. Ngesi sihlandlo, kukho iingcamango ezininzi. Ngokomzekelo, xa ekubunjweni iiplanethi kunye namafu uthuli enxulumene waseka umhlaba ngelo xesha linye ninomdla kunye neminye imibutho yesiqalo. Wengxabano iiplanethi ngala maqumrhu angabanga ukuba ukuyisusa, uze emva koko ngu inertia. Le yenye yeengcinga, iye akafunyanelwanga isiqinisekiso ecacileyo. Kulo mba, kukho omnye umbuzo: kutheni nenyanga jikeleza ngeenxa axis wayo? Masizame ukuyiphendula.
Types of ukujikeleza kwenyanga
Eyona nto ifunekayo ukuze umzimba jikeleza ngeenxa axis yayo, kuba phambi kwalo axis, kwaye ingabi sabakho inyanga. Ubungqina yale lucaciswa kule fom zilandelayo: Inyanga - lo mzimba, siya kwahlulwa ibe inani elikhulu lamanqaku. Phezu ujikelezo, la magama chaza indlela ngohlobo sekile concentric. Oko kukuthi, kuvela ukuba bazibandakanye ukujikeleza bonke. Ke ukuba unazo ezinye iingongoma ahlangene babehlala esisigxina, nebonakalayo icala Umhlaba ukutshintsha ukusuka. Oku akwenzeki.
Ngamanye amazwi, imikhosi centrifugal zibhekiswa kwiziko, akukho yisathelayithi, ngoko ke inyanga ukuba ukujikeleza.
intshukumo yomzimba yasezulwini
Nicikida ukuba ukujikeleza efanelekileyo kwenyanga, oosonzululwazi basebenzisa iindlela ngeendlela. Enye yazo ukuqwalaselwa isindululo komhlaba lowo satellite kuthelekiswa iinkwenkwezi.
Ziye ke zithathwe ngenxa yomzimba zokubhala, nto leyo ngokubala phambili. Esebenzisa le ndlela, kuvela ukujikeleza xa kuthelekiswa yalo neenkwenkwezi akhoyo satellite. Kule ngobuwena, xa umbuzo kutheni nenyanga jikeleza ngeenxa axis awo, impendulo iya weva ukuba enambuzelayo,. Nangona kunjalo, lo mazwi akuyonyaniso. Ukususela kulawulo nenyanga ixhomekeke centripetal Umhlaba, koko ukuhlola amathuba umzimba wasezulwini kufuneka Yingcambu uMhlaba.
Orbit okanye nemigudu
Ukuze ufumanise ukuba iNyanga ujikeleza ngeenxa axis yayo, cinga ingqiqo ezifana "ohamba" yaye "nendlela". Zahlukile.
orbit:
- egopheni elivaliweyo;
- ekubumbeni - ngeenxa okanye okweqanda;
- Ihlala i indiza;
nemigudu:
- kwigophe kokuba isiqalo nesiphelo;
- ngqo okanye ukugoba;
- Oku ise-moya efanayo okanye emithathu-ntathu.
Kutheni nenyanga jikeleza ngeenxa axis wayo? Yinto eyaziwayo ukuba umzimba ungakwazi ukuthatha inxaxheba iindidi ezimbini kuphela motion ngaxeshanye. Inyanga, iintlobo ezimbini esebenzayo akhoyo: ejikeleza uMhlaba kunye nelanga. Ngako oko, nezinye iintlobo ujikelezo kunokuba.
Ukuba ujonga isikhokelo yeNyanga ukusuka Umhlaba, sibona egopheni ezintsonkothileyo.
Ubukho komzila ilawulwa ngumthetho yolondolozo oluqhubekekayo, kodwa singaguquka, ukuba utshintshe umfutho. Orbit - echazwe imithetho physics, isikhokelo - imithetho lwemathematika.
inkqubo Umhlaba-Moon
Ezinye iinzuzo iNyanga Umhlaba - yinkqubo elimanyeneyo yonke. Ngokwezibalo kubalwa zawo ezifanayo embindini ubunzima, engaquki idibana kunye nombindi Earth, yaye kuthiwa ukuba ukujikeleza uhamba kufutshane nayo. Noko ke, ukususela kwinqanaba ngenxa yokuma, nayiphi na Ujikelezo kurhangqo eli ziko ayifumaneki, nabanako ngokujongwa neNyanga kunye Umhlaba ngokusebenzisa izixhobo ezizodwa.
Kutheni nenyanga jikeleza ngeenxa axis wayo? Yinyaniso le? Njengokujikeleza umzimba zesibhakabhaka ke spin-ejikelezayo kunye spin-orbit. Inyanga wenza ukujikeleza basonta-Orbital isindululo malunga axis edlula kumbindi womhlaba.
Abantu on Earth ubone lonke icala ngexesha elinye kwenyanga, yaye akaguquguquki. Ukuze ufumane ubungqina eziluncedo ukuqhuba ulingelo benemizimba ezincinane.
Thatha slug, uyibophe ukuba intambo kunye ukujijwa kusini na. Kulo mzekelo, ithi nenyanga wokumisa, kwaye umntu ephethe ezinye isiphelo intambo - uMhlaba. Ezijikelezayo ngeenxa zonke kuwe Adi, umntu ubona omnye kuphela ecaleni kwakhe, iqhele ehlabathini abantu babone elinye icala kwenyanga. Wasondela owesibini umntu, owaba umgama, funda onke amacala amatye nesibakala ukuba ayenzi jikeleza ngeenxa axis yayo. Inyanga kwenzeka into efanayo, akunamsebenzi jikeleza ngeenxa axis yayo.
nangobudala kwisithuba
Kangangexesha elide izazinzulu ziye zafunda kuphela icala obubonakalayo kwenyanga. Kwakungekho ndlela yokwazi oko kukhangeleka ngathi okwahlukileyo. Kodwa zobhekiso phambili ezingcono zobudala isithuba kwinkulungwane yama-20, uluntu iye yakwazi ukubona elinye iqela.
Kwathi kanti, ikhweyitha kwenyanga zahlukile kakhulu enye kwenye. Ngaloo ndlela, a umphezulu ngohlangothi Umhlaba ifihle nemicephe abangelwe, kwaye komhlaba hemispheric yesibini cratered. Le yantlukwano nangoku kuvusa umdla izazinzulu. Kukholelwa ukuba kwiminyaka emininzi eyadlulayo waba Hewana ezimbini yoMhlaba, elinye lawo nemoto iNyanga kwasala Fossilisation yayo phezu ezinjalo.
isiphelo
Luna - iqabane oziphatha akukho ngqo kwaziwa. Kutheni nenyanga jikeleza ngeenxa axis wayo? Lo mbuzo kuvuswa zizazinzulu ezininzi kwiminyaka emininzi kwaye ekhethekile impendulo echanekileyo ayifumaneki. Ezinye izazinzulu zikholelwa ukuba ukujikeleza lisekhona, kodwa ungabonakali ebantwini, ngenxa yokuba ixesha Inyanga of ukujikeleza ngeenxa axis yayo ijikeleza uMhlaba efanayo. Amanye abaphengululi ukuphika oku kwaye ingqalelo isibheno kwenyanga ngeenxa nje Ilanga Umhlaba.
Umbuzo kutheni nenyanga jikeleza ngeenxa axis layo, iye kuxutyushwa kweli nqaku, yaye ngendlela umzekelo (malunga slug) lawo.
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