Izindaba UmphakathiIsiko

Ray - ingenye imiqondo weJiyomethri. Etymology kanye Umsuka wegama elithi

Amazwi engiwakhulumayo sisebenzisa, kubonakale kithi wokufika ajwayelekile kusuka ebuntwaneni futhi kuyaqondakala. Sicabanga ukuthi njalo wazi lokho esikushoyo nesikwenzayo sisho. Kodwa uma uzama ukuthola kusuka kunoma iyiphi isingezansi ibonwe obedlula ngendlela emgwaqeni, isibonelo, igama elithi "uvumelanise", omunye sekunzima sibalela impendulo esheshayo futhi efanele. Empeleni, yini-ke?

I etymology kwegama elithi

Sizokwenza baqonde kuqale Umsuka wegama elithi. Ngokusho isichazamazwi of isiRashiya, ugongolo - umsebe wokukhanya ukuthi livela yimuphi umthombo, noma ibhande lokukala ewumngcingo yokukhanya asebenza ezintweni ezivela into elikhanyayo. Ngokwesibonelo, imisebe kulungiselelwa noma rising sun.

Umsuka esiqondile elithi ayaziwa, kodwa mhlawumbe, ke evela izwi igama lesiLatini elisho "ukukhanya." Ezilimini Slavic izwi emhlabeni nasesibhakabhakeni. Ngo-Russian kwafika lwamaSlav yabo Old.

Incazelo kwenkululeko

Igama elithi "uvumelanise" kwasekuqaleni lihlotshaniswa elangeni. Kukangaki zonke wezwa la mazwi: "yelanga" noma "ray yokukhanya". Kodwa eqinisweni leli gama ngokuqondile walandisa geometry. Beam - iqonde ingxenye, okuyinto iphahlwe kolunye uhlangothi iphuzu futhi ngakolunye - akunakulinganiswa.

Noma yimuphi ugongolo kuyinto nephuzu. Lona ekuqaleni ugongolo. Njengoba simi kuze kube phakade, ngokuvamile okhonjiswe ngohlamvu olulodwa. Ngaphezu kwalokho, ugongolo - lokhu ingenye elula zeJiyomethri, ezifana umugqa noma umugqa eziphukile.

Umqondo ugongolo lisetshenzisiwe nangokuqondene physics, kodwa umsindo futhi yokukhanya weJiyomethri. Lapha, ugongolo - lena umugqa eduze lapho ukukhanya namandla ihamba.

Isici esiyinhloko we be-Jomethri ugongolo ukukhanya - kuba straightness yabo. Kodwa lokhu kukhanya kuyiqiniso kuphela uma ukusakazeka kwalo e konemimoya esobala iyunifomu. Uma kungenjalo, kuba lwalugobile.

Kanjani ukubona ukukhanya

Lokhu okuhlangenwe nakho kumnandi kakhulu izingane, ngeke imidwebo ubabonise ukuthi ray yokukhanya. Ngenxa yalesi nokulungiselela elula edingekayo. Kuyadingeka ukuba mnyama igumbi wembatha emaphethelweni etafuleni noma iyiphi i-flashlight. A wokukhanya manje kancane ebonakalayo, kodwa uma kakhulu cindezela pre-ezilungiselelwe plastic ibhodlela talcum powder noma umntwana powder powder izinhlayiya, kanye-ke, qala sengathi siyakhazimula. Manje izingane ungabona ukuthi ugongolo ukukhanya - isiqeshana of ukukhanya okuvela ithoshi nokuqhubeka ku ingunaphakade. Kungani lokhu kwakwenzeka? Iqiniso lokuthi ukukhanya ingabonakali kuze kube yilesi sikhathi, kuze kube kubonakala kusuka kunoma iyiphi indawo. Talc izinhlayiya, kanye umsebe wokukhanya, okwenza kube kuyabonakala.

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