Ukubunjwa, Isayensi
Indlela ukuze aphaphazele aye enyangeni?
Enye iimpawu ezisisiseko nawuphi na umntu - a ukwazi. Yaba ubuntu bakhe kukho uninzi ezifunyaniswe zizazinzulu kwaye iinzuzo inkqubela zeteknoloji nokwakha phezu kwabo. Ukususela kumaxesha amandulo, abantu ngomdla wondela isibhakabhaka ebusuku, nto leyo ndabanekelwa ngeenxa nenkitha njengeenkwenkwezi zezulu nenyanga wahamba kancinci. Akumangalisi ke, ekubeni eli phupha lokutyelela umzimba ethile yasezulwini abazange umntu.
Teleskopu Ukusungulwa waqinisekisa kwinkolelo ukuba kumgama omncinane ukusuka uMhlaba iNyanga. Ukususela kulaa mzuzu ukuya phambili ababhali zamabali ezincwadini zabo wathumela mhambi ezinenkalipho kwi nomzimba yasezulwini. Loo nto inika umdla ndlela icetywayo iyavumelana kakhulu ngomoya nexesha lakhe; ibhola kunaso, amaqokobhe kunaso, imijukujelwa nge injini ye jet, antigravity iziyobisi Cavor (Wells), njl Kodwa ke, ukuba bathi kakuhle kangakanani ukuze aphaphazele aye kwenyanga, akukho namnye ayikwazanga ..
Ukususela ngoko, kwathabatha ixesha elininzi. Nangona igama elithi "abaninzi" iyasebenza ngokuphathelele ngethuba ubomi bomntu, kodwa kuba bali okomzuzwana nje. Ke kaloku zendalo yisathelayithi Umhlaba liya kubonwa nje ngokuba njongo nje loo moya, kwakunye njengesiseko iziseko elizayo. Kusenokuba zokuhlala phantsi kwawo heavy-umsebenzi, etywiniweyo phantsi komhlaba mzi, isikhungo kunye nezikhululo ukuzaliswa oluzenzekelayo nangeziphekepheke. Eneneni, lo moya banga akanayo imida. Kuyamangalisa ukuba ngoxa abantu abaninzi nakubona indlela inyanga.
Ke kaloku, umgama ukusuka emhlabeni ukuya yesathelayithi ibalwa ngokuchanileyo eliphezulu. Ngoko ke, ukwazi isantya, kuyenzeka ukuba ukubala ixesha elingakanani ukuze aphaphazele aye enyangeni. Yinto eyaziwayo ukuba umgama phakathi amanqaku embindini le ingu km 384 ukuya kuma-400. Kodwa njengoko ukujonga ixesha lokuhamba, kufuneka ukwazi umendo phakathi iindawo, kuyimfuneko ukuthabatha amaxabiso radii. Umhlaba 6378 km kwaye 1738 km ukusuka satellite. Impendulo ngqo umbuzo othi: "Indlela aphaphazele aye nenyanga" kubonisa imfuno yokwamkela iimpawu komzila satellite zethu zendalo. Njengoko yaziwa, isikhokelo inyanga kufutshane elimbhoxo (oko kukuthi, okweqanda), ngoko ke ubude indlela yahluka kangangoko-12%, nto leyo ilula kakhulu. Ngoko ke, xa indlela closest (perigee), umgama yi 363 ukuya-104 km, kodwa kwindawo ndiniphuthume (apogee) iye 405 696 km. Xa kuqwalaselwa sum of radii yabo, uthabathe amaxabiso ezaziwayo ezisuka kwinani elincinci kwaye ngenxa yoko bafumane km 354.988. Oku umgama ukusuka Umhlaba ukuya kumphezulu iNyanga kaThixo.
Ngokusekelwe kumgama yaveza ngasentla, uyakwazi ngokuqinisekileyo xelela indlela ukuze aphaphazele aye enyangeni. Kuhleli ukuba siqwalasele kuphela isantya apho sihlelwe ukwenza olo hambo oyifunayo. Ngoko ke, ixesha ukubalekela kumphezulu satellite yendalo ixhomekeke isithuthi kwaye ithatha:
- iintsuku 160 xa ekhwele isithuthi ehamba ngesantya ezimalunga ne-100 km / h;
- ngokwahlukeneyo, indiza kweekhilomitha ezili-800 ngeyure, kuya kufuna iintsuku 20 "nje";
- Unjengeenqanawa inkqubo American "Apollo" ukufikelela kumphezulu satellite wethu iintsuku ezintathu iiyure ezine;
- yinto yesibini Velocity isithuba ka-11.2 km / s kuya kuba lula ukuba umgama iiyure 9.6;
- ajike abe amandla ecocekileyo (khumbula i "Space Odyssey" Artura Klarka) kwaye ihamba kunye nesantya sokukhanya (300,000 km / s), iinjongo kunokuzuzwa kunye okungenamsebenzi 1.25;
- Kaloku, abalandeli esithi: "! Kwi ezicothayo ibheke - ekuphumeni" Ngaba kufuneka ukuba bachithe ubuncinane iminyaka elithoba ukuba rhoqo ukuya inyathelo njengesiqhelo ngesantya kwe-5 km / h.
Ngokucacileyo, lo mbuzo: "Indlela sokuntingela iNyanga" ngoku sele ithathelwe ingqalelo ekufanele bayifumane. Kuhleli kuphela ukukhetha isithuthi, yaye ngoko, ngokuxhomekeke isigqibo, stock nomonde ngenxa, imali efunekayo ukutya kwaye betha indlela.
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