Ukunyakaza okuzungezayo kweNyanga

kuyini ukunyakaza kwenyanga

INyanga isathelayithi, ngakho-ke izungeza uMhlaba ngebanga eliphakathi kuka-384.400 km, nakuba ibanga langempela liyahlukahluka kuwo wonke umjikelezo wayo. Ukujikeleza kwenyanga kusho ukuthi asikwazi ukubona ubuso obufihliwe. Futhi ukuthi abantu abaningi bayazibuza ukuthi ziyini ukunyakaza okujikelezayo kwenyanga futhi yisiphi isizathu esenza ukuthi ubuso bayo obufihliwe bungabonakali nakuba buzungeza noMhlaba.

Ngenxa yalesi sizathu, sizonikezela lesi sihloko ukuze sikutshele mayelana nokunyakaza okujikelezayo kwenyanga, izici zayo kanye nokubaluleka kwayo.

Izici eziyinhloko

izigaba zenyanga

Inyanga iyona kuphela isathelayithi yemvelo ezungeza umhlaba, eqhele ngamakhilomitha angu-385.000 ukusuka emhlabeni. Yinyanga yesihlanu ngobukhulu esimisweni sonozungezilanga. Kuthatha izinsuku ezingama-28 zomhlaba ukuzungeza iplanethi. (ukunyakaza kokuhumusha) bese uzungezisa kanye (ukunyakaza okujikelezayo), ukuze indawo yenyanga ihlale ibukeka ifana ukusuka eMhlabeni.

Ngo-1609, i-Italian Galileo Galilei yakha isibonakude sokuqala samandla angamashumi ayisithupha, asisebenzisela ukuthola izintaba nemigodi eNyangeni. Ngaphezu kwalokho, waphawula ukuthi i-Milky Way yakhiwa izinkanyezi futhi yathola izinyanga ezine ezinkulu zeJupiter.

NgoJulayi 20, 1969, Usonkanyezi waseMelika uNeil Alden Armstrong ube ngumuntu wokuqala ukuhamba enyangeni. Kuze kube manje, abantu abayishumi nambili asebengene endaweni yenyanga ohambweni oluhlukahlukene. NgoNovemba 2009, ukutholakala kwamanzi eNyangeni kwamenyezelwa ngokusemthethweni ngemva kokuhlinzwa kweNASA.

Umsuka kanye nokwakheka kweNyanga

lapho inyanga idlula khona

Kunemibono ehlukahlukene yesayensi echaza umsuka okungenzeka weNyanga. Ithiyori yakamuva ibizwa nge- "Big Impact Theory" futhi ibeka lokho lakhiwa eminyakeni eyizigidi eziyi-4,5 edlule ngenxa yokushayisana okukhulu phakathi koMhlaba neMars (lapho i-protoplanet isesigabeni sokwakheka kwayo).

Izingcezwana ezihlukene zokushaqeka zakha umzimba lapho i-magma yayo yancibilika yaze yacwebezela futhi yakha uqweqwe lwenyanga. Inkanyezi igcina umjikelezo wokuzungeza Umhlaba, isebenza njengesathelayithi yemvelo Yomhlaba.

Eminye imibono eyakhiwe eminyakeni edlule yilena:

  • indalo kanambambili: INyanga noMhlaba kwakunemvelaphi efanayo nokuthi izinyanga zaziwumphumela wokuhlangana kwezinhlayiya ezincane phakathi nezinkulungwane zeminyaka.
  • wokubamba: Kukholakala ukuthi inyanga ekuqaleni yayiyiplanethi ezimele, futhi ngenxa yokuzungeza kwayo kanye nomthelela wamandla adonsela phansi oMhlaba, isasebenza njengesathelayithi evaleleke emzileni womhlaba.
  • Kusuka ku-fission: kusho ukuthi inyanga yahlukana nomhlaba ngesikhathi kwakhiwa umhlaba futhi kancane kancane yaqina yaba isathelayithi yemvelo. Le thiyori yahoxiswa ngenxa yomehluko ekubunjweni kwezinto ezimbili.

Ukunyakaza okuzungezayo kweNyanga

ukunyakaza okujikelezayo kwenyanga

Ngesikhathi sokuzungeza kweNyanga eMhlabeni, ibanga phakathi kwezindikimba ezimbili zasemkhathini lingahluka kakhulu. Ebangeni layo elikhulu kunawo wonke ukusuka eMhlabeni, ububanzi obubonakalayo beNyanga bucishe bube ngu-9/10 wobubanzi obuveza kithi ebangeni layo elifushane kakhulu. I-perigee ne-apogee nazo azilungisiwe. Ngakho-ke, ukubala ukunyakaza kweNyanga kunzima. Futhi, iziphazamiso ezibangelwa ukukhanga zidlala indima.

Amandla adonsela phansi elanga, iqhwa lomhlaba namaplanethi.

Ukuzungeza kweNyanga eMhlabeni kumele i-ellipse enoMhlaba kwenye yezindawo ezigxile kuzo. Umjikelezo weNyanga uthambekele cishe ku-5º 9′ ngokuphathelene ne-ecliptic. Ukuphambana kwezindiza ezimbili kwakha umugqa onqamula umjikelezo weNyanga ezindaweni ezimbili ezibizwa ngokuthi izindawo ezikhuphukayo nezehlayo. Umugqa oxhuma amanodi amabili ubizwa ngokuthi umugqa wamanodi.

Ngokuphathelene nohlaka lwesithenjwa olugxilile (njengohlaka oluseceleni lwereferensi), Inyanga izungeza Umhlaba ezinsukwini ezingu-27,3. Ohlelweni olunyakazayo njengoMhlaba, isikhathi soguquko siyizinsuku ezingama-29,5, ezihambisana nesikhawu phakathi kwezigaba ezimbili ezilinganayo. Isikhathi sokuguquguquka kweNyanga eMhlabeni, noma inyanga yenyanga (okusho isikhathi solar), singabonakala ngezindlela ezahlukene:

  • inyanga ye-sidereal: Isikhathi sidlulile phakathi kwamaphaseji amabili alandelanayo eNyanga emjikelezweni wesikhathi esiseceleni. Isikhathi saso siyizinsuku ezingama-27, amahora ayi-7, imizuzu engama-43 nemizuzwana eyi-11,6, noma cishe izinsuku ezingama-27,3. Ngikhumbula isiyingi sehora njengesiyingi esikhulu sendilinga yasezulwini edlula ezindaweni zasemkhathini nasezinsikeni zasemkhathini. I-perpendicular enkabazwe yasezulwini.
  • Inyanga yesinodi: Isikhathi esidlulile phakathi kwezigaba ezimbili ezilinganayo zenyanga. Isikhathi saso siyizinsuku ezingama-29, amahora ayi-12, imizuzu engama-44 namasekhondi angama-2,9, noma cishe izinsuku ezingama-29,5. Eyaziwa nangokuthi ikhalenda lenyanga.
  • inyanga eshisayo: Isikhathi esidlulile phakathi kweziqeshana ezimbili ezilandelanayo zeNyanga ngokusebenzisa indilinga yamaphuzu we-Aries. Isikhathi saso kwakuyizinsuku ezingu-27, amahora angu-7, imizuzu engu-43 nemizuzwana engu-4,7.
  • Inyanga ye-Anomalistic: Yisikhathi esidlulile phakathi kokudlula okubili okulandelanayo kweNyanga e-perigee, enobude bezinsuku ezingama-27, amahora ayi-13, imizuzu eyi-18 namasekhondi angama-33,2.
  • Inyanga ye-Draconic: Isikhathi esidlulile phakathi kokuhamba okubili okulandelanayo kwenodi ekhuphukayo yeNyanga. Ithathe izinsuku ezingama-27, amahora ama-5, imizuzu emi-5 nemizuzwana engama-35,8.

Lezi zonke izinhlobo zezinyanga zenyanga. Mayelana nokunyakaza kokuzungeza, kufanele kushiwo ukuthi ukunyakaza okuhambisanayo nokuhumusha, okungukuthi, isikhathi esisithathayo ukuze inyanga ijike kanye siyafana nesikhathi esisithathayo ukuzungeza umhlaba. Lokhu kungenxa yokudonsela phansi komhlaba, okunciphise izinga lokujikeleza kweNyanga ngokuhamba kwesikhathi. Ngakho-ke, sihlala sibona ubuso obufanayo benyanga.

Kukhona enye inhlangano ebizwa ngokuthi yi-lunar liberation. INyanga ihlale inobuso obufana noboMhlaba. Ngokusho kwalokhu, Amaphesenti angama-50 obuso beNyanga ahlala ebonakala eMhlabeni, kodwa ngenxa yalokhu kudlidliza lokhu akulona iqiniso. Lawa ama-wabbles asobala we-sphere yakho, adalwe izinguquko endaweni yoMhlaba. Ngazo singabona kuze kufike ku-59% wobuso bayo.

Ngithemba ukuthi ngalolu lwazi ungafunda kabanzi mayelana nokunyakaza kokujikeleza kwenyanga nezici zayo.


Yiba ngowokuqala ukuphawula

Shiya umbono wakho

Ikheli lakho le ngeke ishicilelwe. Ezidingekayo ibhalwe nge *

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  1. Ubhekele imininingwane: Miguel Ángel Gatón
  2. Inhloso yedatha: Lawula Ugaxekile, ukuphathwa kwamazwana.
  3. Ukusemthethweni: Imvume yakho
  4. Ukuxhumana kwemininingwane: Imininingwane ngeke idluliselwe kubantu besithathu ngaphandle kwesibopho esisemthethweni.
  5. Isitoreji sedatha: Idatabase ebanjwe yi-Occentus Networks (EU)
  6. Amalungelo: Nganoma yisiphi isikhathi ungakhawulela, uthole futhi ususe imininingwane yakho.