Isu tinoziva kuti Nyika ine mafambiro akati wandei ayo ari ekutenderera nekuturikira. Apa tinoreva kuti nekuda kwekufamba uku, kune solstices uye equinoxes. Enquinox inguva yegore apo zuva rinowanikwa pamusoro pey equator, saka rakaiswa pamusoro pezenith. Izvi zvinoreva kuti masikati neusiku zvine nguva yakafanana. Izvo zvinopesana zvinoitika ne solstice.
Muchikamu chino tichaenda kukuudza zvese hunhu uye mutsauko uripo pakati pe solstices nema equinox.
Ndeapi solstices nemaequinox
Equinoxes
Chekutanga pane zvese kuziva kuti solstices uye equinox ndezvipi. Enquinox ndipo panowanikwa zuva paequator uye zuva rinogara zvakafanana nehusiku. Ndokunge, vanopedza angangoita maawa gumi nemaviri. Izvi zvinoitika kaviri pagore, kutenderera Kurume 20 naGunyana 22, zvichipindirana nekutanga kwechirimo uye matsutso mune mamwe matunhu, zvichienderana nemamiriro ezvinhu mwaka wegore.
Kana tikakamura nyika kuita mahafu maviri, imwe inopenyerwa nezuva uye imwe yakavharika. Mune imwe tine masikati uye mune imwe husiku. Mutsara unokamura unopfuura nepakati pematanda. Izvi zvinoitika nekuti panguva yeequinox matanda ese ari maviri haana kutenderedzwa akananga kana kure nezuva. Izvo hazviwanzo kuitika nezuva rimwe chete. Ivo vane kumahombekombe kwemazuva mazhinji. Izvi zvinodaro nekuti hurefu hwemakore hahuna kufanana nguva dzose. Rangarira kuti makore mana ese kana iwe ukawedzera rimwezve zuva kune iyo kalendari nekuti igore rekukwakuka. Munguva yeinoinoxes zuva rinowanikwa pane imwe yemapoinzi maviri padanho rinosangana nzvimbo yekudenga equator neecliptic. Izvi zvinowirirana nedenderedzwa iri mundege imwechete neiyi equator. Ndokunge, fungidziro yeiyo yepasi equator inzvimbo yekudenga.
The vernal equinox inoitika kana ichienda kuchamhembe chete mundege ye ecliptic uye ichiyambuka ese equator yemudenga. Pano tinoona kuti mwaka wechirimo unotangira kuNorthern Hemisphere. Kuti uwane rumwe ruzivo nezve chiitiko ichi, unogona kubvunza chinyorwa chedu pa chitubu equinox. Ukuwo, kuenzana kwematsutso kunoitika zuva parinoenda kumaodzanyemba richipfuura nepakati peequator yemudenga. Inoratidza kutanga kwematsutso, chiitiko chinogona kufananidzwa neicho che primavera.
Solstices
Solstices zviitiko zvekuti zuva rinosvika pakakwirira kana pakadzika kwazvo mukati megore rose mudenga. Mugore muNorth Hemisphere kune ma solstices maviri. Kune rimwe divi, isu tine solstice yezhizha, uye kune rimwe divi, iyo solstice yechando. Yokutanga inoitika muna Chikumi 20-21 uye nguva yechando solstice muna Zvita 22-22. Pakati pemasikati maviri, zuva rinowanikwa pane imwe yemigwagwa miviri yekufungidzira paPasi inozivikanwa seTropic yeCancer uye Tropic yeKapricorn. Kana zuva ranyura pamusoro peTropic yeCancer ndipo panoitika nguva yezhizha uye kana iri muTropic yeCapricorn, nguva yechando inotanga.
Munguva yekutanga solstice ndipo patinowana zuva rakarebesa regore, nepo rechipiri riri iro ipfupi zuva uye husiku hwakarebesa. Chimwe chezvinhu zvinogona kufadza pamusoro pezviitiko izvi ndezvekuti vanobatana sei kune kurereka kweNyika uye kureba kwemwaka, pamwe nekuti shanduko idzi dzinokanganisa sei mwaka nehurongwa hwedu.
Solstices uye equinoxes yezhizha uye nguva yechando
Zhizha Solstice
Zvinowanzofungidzirwa kuti zuva iro, rekutanga remwaka wezhizha, ndiro rinopisa. Asi haifaniri kudaro. Mhepo yepasi, nyika yatinofamba pamusoro payo uye makungwa anotora chikamu chesimba kubva kune nyeredzi yezuva nekuichengeta. Simba iri rinosunungurwa zvakare muchimiro chekupisa; zvisinei, ramba uchifunga kuti Nepo kupisa kwakasunungurwa kubva pasi nekukurumidza, mvura inotora nguva yakareba.
Munguva yezuva hombe, inova solstice yezhizha, imwe yemaviri hemispheres inogamuchira iyo yakanyanya simba kubva kuZuva regore, sezvo iri pedyo nezuva uye, naizvozvo, mwaranzi yenyeredzi yataurwa inosvika yakatwasuka. Asi tembiricha yemakungwa nepasi ichiri yakawedzera kana kushomeka, panguva ino, ine hukama nechiitiko che solstices. Kuti unzwisise zviri nani kuti misiyano iyi inoitika sei, tarisa chinyorwa chedu pane mwaka wegore.
Solstices uye equinoxes: yechando solstice
Planet Earth inosvika pane imwe nzira munzira yayo apo mwaranzi yezuva inorova pamusoro penyika nenzira imwecheteyo zvimwe oblique. Izvi zvinoitika nekuti Pasi rakanyanya kurerekera uye mwaranzi yezuva haigone kusvika zvakaringana. Izvi zvinokonzera maawa mashoma ezuva, zvichiita kuti rive zuva ripfupi zvikuru pagore. Kuti uwane rumwe ruzivo nezve solstice yechando, ona chinyorwa chedu chakatsaurirwa kwairi. Nguva yechando Solstice.
Pane fungidziro isiriyo muruzhinji pamusoro penguva yechando nechirimo zvichienderana nechinhambwe chePasi kubva kuZuva. Zvinofungidzirwa kuti zhizha rinopisa nekuti Nyika iri pedyo neZuva, uye chando chinotonhora nekuti isu tiri kure. Asi zvakapesana zvachose. Kupfuura nzvimbo yePasi maererano neZuva, chinopesvedzera tembiricha yepasi ndiko kurerekera uko maranzi eZuva anorova pamusoro. Munguva yechando, panguva yechando, Pasi riri padyo neSuva, asi kurereka kwayo ndiko kwakakwirira kwazvo muNorth Hemisphere. Naizvozvo kana mwaranzi yasvika paPasi pamawere, zuva rinenge diki uye ishoma, saka haidziye mhepo zvakanyanya uye inotonhora. Pano zvakakosha kucherechedza kuti chimiro ichi chakabatana sei ne.
Chitubu uye Autumn MaEquinoxes
Pano isu tinofanirwa kusiyanisa equinoxes maererano nenyika yenyika patiri. Kune rimwe divi, iyo yekuchamhembe hemisphere, kana iri vernal equinox tinayo iyo padanda Kuchamhembe pazuva kuchapedza mwedzi mitanhatu, uku kuSouth Pole, husiku hunogara mwedzi mitanhatu. Ndinofanirawo kuyeuka kuti matsutso ari kutanga kumaodzanyemba kwehemisphere. Kuziva misiyano iyi kwakakosha kuti unzwisise kuchinja kwemwaka.
Sezvauri kuona, solstices uye equinoxes zvinonyanya kukonzerwa nekufamba kwePasi kune zuva, uye tembiricha uye mamiriro ezvakatipoteredza zvinoenderana nekurerekera kwemwaranzi yezuva. Ndinovimba ruzivo urwu runokubatsira iwe kudzidza zvakawanda nezve solstices uye equinoxes.