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Zuru oke efu okpomọkụ - molekụla ije nchupu ebe

Okwu ahụ bụ "okpomọkụ" apụtawo ìhè n'ihu mgbe ọmụmụ physics chere na-ekpo ọkụ na ozu na-ekewet nke ọzọ ụfọdụ umi - calorie - otu aru, ma oyi. Na ọnọdụ okpomọkụ e mesoro dị ka a bara uru nke kwekọrọ na ego nke calorie ke idem. Ebe ọ bụ na ọnọdụ okpomọkụ nke ọ bụla ozu na-tụrụ na degrees. Ma n'ezie na ọ bụ ihe ọtụtụ nke kinetic ike nke na-akpụ akpụ ụmụ irighiri ihe, na, na a ndabere, ọ ga-tụrụ na joules, dị ka SI nkeji.

Okwu ahụ bụ "zuru efu okpomọkụ" si abụọ iwu nke thermodynamics. Dị ka ọ na okpomọkụ mgbanwe site a oyi ka a na-ekpo ọkụ ahụ agaghị ekwe omume. Echiche a ẹkenam site British physics William Thomson. Ya maka rụzuru na physics, na Queen of England e nyere a knighthood "Onyenwe anyị" na aha ahụ bụ "Baron Kelvin." Na 1848 g. Thomson (Lord Kelvin) chọrọ iji a okpomọkụ ọnụ ọgụgụ, nke na amalite natara zuru efu okpomọkụ kwekọrọ ekwekọ na oyi na-atụ ịgba na ọnụ ọgụgụ nkewa were degrees Celsius. The unit nke Kelvin okpomọkụ bụ 1/27316 nta atọ mgbe nke mmiri (banyere 0 deg. C), i.e. okpomọkụ na nke dị ọcha mmiri na-echekwara otu ugboro na atọ iche: ice, mmiri mmiri na mmiri na uzuoku. Zuru oke efu okpomọkụ - bụ kacha nta na o kwere omume kasị ala okpomọkụ na nke molekụla ngagharị na-kwụsịrị na umi nke ogologo-ekwe omume wepụ thermal ike. Kemgbe ahụ, ọnụ ọgụgụ nke zuru okpomọkụ na aha ya bụ aha ya.

The okpomọkụ na-tụrụ dị iche iche akpịrịkpa

Ndị akacha eji okpomọkụ ọnụ ọgụgụ a na-akpọ "ndị Celsius ọnụ ọgụgụ." Ọ na-wuru na abụọ ihe na-adọ mgbanwe okpomọkụ nke mmiri mmiri mmiri n'ime uzuoku na mmiri n'ime ice. A. Celsius na 1742, chọrọ a anya n'etiti akwụkwọ ihe kewara 100 etiti oge, na esi ebe nke mmiri e dị ka efu, na kefriza n'ókè nke 100 degrees. Ma Swede Linnaeus chọrọ ime abụghị. Ebe ọ bụ na mmiri freezes na efu degrees Celsius AA. Ọ bụ ezie na kpọmkwem Celsius ọ kwesịrị obụpde. Zuru oke efu Celsius kwekọrọ na mwepu 273,16 degrees Celsius.

E nwere ọtụtụ okpomọkụ akpịrịkpa: Fahrenheit, Reaumur, Rankine, Newton, Roemer. Ha nwere dị iche iche akwụkwọ ihe na price nke nkewa. Dị ka ihe atụ n'ọtụtụ Reaumur okpokolo agba na-wuru na esi na kefriza ebe mmiri, ma o nwere 80 nkewa. Fahrenheit ọnụ ọgụgụ, nke pụtara na 1724, eji na-adị kwa ụbọchị ndụ na n'akụkụ ụfọdụ nke ụwa, gụnyere USA ..; akwụkwọ isi: onye - ngwakọta nke ice mmiri okpomọkụ - amonia na ndị ọzọ na - ahụ mmadụ. The ọnụ ọgụgụ a na-ekewa n'ime otu narị graduations. Efu kwekọrọ na 32 Celsius degrees fahrenheit. Translation degrees Fahrenheit pụrụ mere dị ka usoro: F = 1,8 C + 32. Reverse Translation: C = (F - 32) / 1.8, ebe: F - degrees Fahrenheit, C - degrees Centigrade. Ọ bụrụ na ị bụ kwa umengwụ gụọ, gaa online ọrụ ịsụgharị Celsius ka Fahrenheit. Na a etiti, pịnye nọmba nke degrees Celsius, pịa "Gbakọọ" button, họrọ "Fahrenheit" ma pịa "Malite". N'ihi ga-apụta ozugbo.

Rankine ọnụ ọgụgụ a na-aha ya bụ na nsọpụrụ nke English (ma ọ bụ kama Scottish) physics William J .. Rankin, bụ onye a dịkọrọ ndụ Calvin, na otu onye nke founders nke ụzụ Thermodynamics. Na ya ọnụ ọgụgụ ihe atọ dị mkpa: mmalite - zuru efu kefriza ebe mmiri 491,67 degrees Rankine na esi mmiri 671,67 degrees. The ọnụ ọgụgụ nke nkewa n'etiti oyi na mmiri na ya esi nke na Rankin, na bụ 180 Fahrenheit.

Ọtụtụ n'ime ndị a akpịrịkpa bụ nanị physics. Na 40% nke ndị zaghachirinụ na ụbọchị ndị a nke American ụmụ akwụkwọ gụsịrị akwụkwọ na klas kwuru na ha amaghị ihe ndị zuru efu okpomọkụ.

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