Izindaba neNhlangano, Imvelo
Ukujikeleza kweNyanga ezungeze umhlaba - izici ze-cosmic tandem
Njengama satellite amaningi endaweni yonke, iNyanga yenziwa ngokuphelele ngodwala oluqinile. Akusiyo yonke impilo futhi ihlanganiswa nezibazi ezinjengama-craters amaningi, okukhombisa inani elikhulu lokushayisana kwama-cosmic ngalezo zinsuku lapho uhlelo olusha lweSolar lungakafiki ukuzinza nokuhleleka. Ukujikeleza kweNyanga ezungeze uMhlaba kungenye yezici ezibalulekile ekuzalweni nasekuthuthukiseni impilo ebhokisini lethu elihlaza okwesibhakabhaka.
Naphezu kokufana kweNyanga namanye ama-satellite amaningi adumile, ngezinye izindlela ihlukile. Sekuyisikhathi eside kwakholwe ukuthi inyanga yenziwa kusukela ekushiyeni ngemuva kokuzalwa komhlaba. Kodwa ngo-1960, abacwaningi banikeza umbono ohluke ngokuphelele, ngokusho ukuthi i-satellite yethu yemvelo yasungulwa kanjani ngenxa yokushayisana okukhulu komhlaba kanye nomunye iplanethi ubukhulu be- Mars. Ngokusho kososayensi, yile ndlela iNyanga eqala ngayo ukujikeleza emhlabeni jikelele.
Kodwa ukuhlola lokhu kucabangela kwakungenzeka kuphela ngo-1969, lapho abadlali, abahlanganyele ohlelweni lwe-Apollo, beletha amasampula edwaleni kusukela eNyangeni. Ngemva kokuhlaziya amatshe, ososayensi bamangala nje - befana nedwala, okuyinto evame kakhulu eplanethi yethu. Futhi bashukunyiswa kakhulu, okuqinisekisile ngokugcwele imfundiso yokushayisana, okwakuqala ukuhlangana nokushisa emphakathini wesayense.
Eminyakeni eyizinkulungwane ezine nesigamu eminyakeni eyedlule, isimiso selanga sasingenakucatshangelwa nendawo eyinqaba. Umhlaba wawungomunye wamakhulu amaplanethi akhuluma inkanyezi encane. Zonke lezi zinto zahlanganisana, futhi kuphela amakhulu kunabo bonke abasinda. Umhlaba wawunenhlanhla - kwakwanele ukusinda usayizi. Futhi ngathola ngisho nomngane wami.
Lapho iNyanga iqala ukujikeleza emhlabeni wonke, kwakungamakhilomitha ayizinkulungwane ezingamashumi amabili nane kuphela kusuka eplanethi yethu. Uma ubona isibhakabhaka iminyaka engamakhulu amahlanu amahlanu emva kokubunjwa kweNyanga, bekuyobe kusebenza kakhulu. Sasisondele kakhulu. Futhi ijubane lokujikeleza kweNyanga emhlabeni wonke ngaleso sikhathi lalihluke kakhulu, kodwa, njengebhola lethu ngokwalo, hhayi okwakungumbala okwesibhakabhaka.
Manje kunzima ukukholelwa, kodwa isisindo sokujikeleza kweplanethi yethu sasinkulu kangangokuba usuku lwaluphela amahora ayisithupha kuphela. Ukusondela kwenyanga ngokuhambisana nokuvuthwa kwayo kwadlala indima yohlobo lwe-brake. Ngakho amahora amabili namashumi amane avela ngosuku lomhlaba. Kodwa-ke, le nqubo yayingabambisana - ngaphansi kwethonya lensimu yokuvuthwa kweplanethi yethu, ukujikeleza kweNyanga ezungeze uMhlaba nakho kwancipha.
Kodwa lokhu akuwona kuphela umthelela ohlanganyelwe walesi sihloko sasezulwini. Ukuvuthwa kwenyanga kudala amaqhuzu amakhulu emhlabeni wonke ozamazama amanzi, mix mixer and nutrients. Lo "mphumela wenyanga" wadala into efana "nomhluzi oyinhloko", lapho kamuva amafomu okuqala okuphila avela emhlabeni wethu. Ngaphandle kwethonya lenyanga, ukuphila emhlabeni kwakungeke kwenzeke ...
Manje i-satellite yethu yemvelo ijikeleza emhlabeni wonke nge-orbit elliptical. Emakhulwini amaningi eminyaka abantu bebebukele i-disk yenyanga eyanciphisa njalo. Lokhu kungenxa yokuthi iNyanga, ngokusho komthetho we- centrifugal force, isuka eMhlabeni ngamasentimitha angamahlanu ngonyaka. Ngenkathi ibhalansi yokuvuthwa iqinisa i-satellite ku-orbit. Kodwa akukhipha eceleni, futhi inketho enjalo lapho inyanga izoba into emele yasezulwini.
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