E te wai paari tere: wera matao ranei? He aha e whakawhirinaki reira

I roto i te meka, paari etahi wai tere, wera makariri ranei, pāngia e te āhuatanga maha, engari te pātai ake te mea he bit rerekē. Kei te mohio ki te reira, a kua mohiotia taua mea i ahupūngao e hiahia tonu te wai wera wa ki whakamatao ki te pāmahana matao wai te rite ki te tahuri ki te tio. Ka taea e wai matao tīpoka i tenei taahiraa me, aua, i runga i te wā toa reira. Ko te whakahoki ki te pātai e rite ana ki te nei wai paari tere - wera makariri ranei - i waho i roto i te makariri, e mohio ana ia nga tangata o te ahopae raki. I roto i te meka, i roto i te ara pūtaiao, puta reira e i roto i tetahi take, he titauhia noa ki te whakatio tere te wai matao.

Just whakaaro ahau me te ahupūngao kaiako, i tahuri ngā ākonga Erasto Mpemba i roto i te 1963 ki te tono ki te whakamārama he aha te ranunga matao tio heke mai cream whakatotoka roa atu rite, engari wera.

"E kore te reira te te ahupūngao ao, me etahi ahupūngao Mpemba"

I taua wa, i te kaiako tika kata e pā ana ki reira, engari Deniss Osborne, ahorangi o te ahupūngao, e kotahi peia ki te kura taua, te wahi ako ia Erasto, experimentally whakapumautia te oraraa o te pānga taua, ahakoa te whakamārama, ki te kahore i reira. I roto i 1969, i roto i te moheni pūtaiao rongonui whakaputaina he pepa tahi o nga tangata tokorua, e kua whakaahuatia tenei ahua o te pānga. Mai reira, i te ara, te pātai o e paari tere te wai - wera matao ranei, he ona ake ingoa - te pānga lēsoni Mpemba ranei.

ka whakatika te pātai i mua

Noatia, i mua i tenei āhuatanga ka mau wahi ki te kia, a ka whakahuatia ai i roto i nga mahi o te tahi atu pūkenga. Ehara i te ākonga anake hiahia i roto i tenei pātai, engari ano hoki to koutou wa whakaaro e pā ana ki taua Frensis Bekon, Rene Dekart, a tae noa Aristotle. Ko te anake huarahi ki te whakaoti timata tenei lēsoni ki te titiro anake i te mutunga o te rau tau rua tekau.

puta Here ki te lēsoni

Ka rite ki i roto i te take o te ice cream, e kore noa te wai noa paari i roto i te whakamātautau. He kia etahi tikanga i roto i te tikanga ki te tīmata i te tautohetohe e paari te wai tere - wera makariri ranei. He aha te pānga ki te akoranga o te tukanga?

Na, i roto i te rautau 21, hoatu mua he maha o ngā kōwhiringa e ai whakamārama i te danyj lēsoni. paari tere, wera makariri ranei Ko e wai, kia whakawhirinaki i runga i te meka e te wai wera kua neke atu i te matao, te tere o te whakaetonga. Ko te kupu, heke tona rōrahi, me riro iti rite nga heke rōrahi me te wa mīti, i te ki te tango ia tatou te rōrahi taketake taua o te wai matao.

Kua roa kua defrosted reira tio

I roto i te meka, paari tere etahi wai, a he aha te tupu tenei, ka taea e pā ararewa hukarere e taea te tango i te wahi i roto i te pouaka tio, whakamahia hoki te whakamātautau. Ki te tangohia e tatou he ōrite i roto i te rahi e rua ipu, engari i roto i tetahi o ratou e hei wai wera, me te i roto i te tahi atu - ipu wai matao ki te rewanga wera i raro i te hukarere, reira te whakapai ake i te apa whakapā waiariki ki te taiepa pouaka. Ko te ipu ki te wai matao e kore e taea te mahi i tenei. Ki te kore te mea he ararewa taua ki te hukarere i roto i te pouaka kia mahana tere te wai matao.

Top - raro

Ano, ko te āhuatanga o e wai paari tere - wera makariri ranei faataa, e whai ake nei. I muri etahi ture, ka tīmata te wai matao ki te whakatio i te papa runga ina e wera reira te tahi atu ara a tawhio noa - tīmata ki te whakatio i te raro ake. Ko te kupu puta reira e te wai matao, he kahu runga ki nga wahi makariri tio kua hanga e ino roa iho na nga tukanga o te iakawe me ngāwhā radiation, reira faataa te mea paari tere te wai - wera matao ranei. Whakaahua i te ngā runaruna piri, a konei ko reira mārama kitea.

mai Heat i roto i, whai whakarunga, a tutaki i reira ki te moenga rawa makariri. e kore te mea e wātea ana ara Free mō te radiation wera, no te mea riro uaua te tukanga meangiti. Taua mau fifi i roto i tona ara kua tino kore wai wera. He aha paari tere - wera makariri ranei, tei reira ki runga te mea i te putanga pea, ka taea e whakawhānui i te whakautu e tetahi te wai he taonga etahi memeha roto.

Poke i roto i te hanganga i te wai rite te take e pa ana i te putanga o te

Ki te kore tinihanga me ki te whakamahi i te wai ki te hanganga taua, ai e ōrite te kukū o etahi matū, ka kia kia whakatotoka ana te wai matao tere. Otiia ki te puta te āhuatanga taua ka te huānga matū rewa wātea anake i roto i te te wai wera me te wai makariri i te wa ano e kore ratou e whai, na ko reira taea ki te whai Freeze wera te wai i mua. Ko te take, ko te e solutes i te wai te hanga pokapū whātioatanga, a ki te maha iti o enei pokapū tahuri wai ki te āhua mārō he uaua. Mahalo ara supercooled wai, i roto i te tikanga i roto i iti-kore pāmahana, ka waiho i te reira i roto i te āhua wai.

Ko enei putanga katoa, āhua, e kore noa te mutunga o pūtaiao whakaritea, ka tonu ratou ki te mahi i runga i tenei take. I te tau 2013, ka mea te rōpū o kairangahau i roto i Singapore e whakahaere ratou ki te whakaoti i te kai tau-tawhito. He rōpū o pūtaiao Hainamana ta e te ngaro o tenei pānga ko te nui o te pūngao, i te rongoa kei waenganui i te rāpoi ngota wai i roto i ona kōrero, tuku ki rite hauwai.

Ko te whakahoki i te pūtaiao Hainamana

Ka whai atu ngā mōhiohio, he tika hoki te māramatanga o nei ki te whai i etahi matauranga i roto i te matū ki te matau te mea paari tere ahua o te wai - wera matao ranei. Ka rite ki mohiotia te, muingota wai ngā o rua ngota o H (hauwai) me tetahi ngota o e (hāora) puritia tahi e here kotuari.

Ko e ngā ngota hauwai kotahi ano me ngā rāpoi ngota ki rāpoi ngota tata, ki to ratou wae hāora. Ko reira e karangatia enei mekameka hauwai.

Kia mahara te reira e i te wa ano, ngāue rāpoi wai i runga i ia atu whakarihariha. Kua tuhia Scientists e faarahi whakawera o te wai te tawhiti i waenganui i ona rāpoi, me te whai wāhi ki tenei ope whakarihariha tika. Huri i te reira i roto i taua hauwai here, tango tetahi tawhiti i waenganui i te rāpoi ngota i roto i te āhua makariri taea te mea ki totoro atu, a ka to ratou he nui nui o te pūngao. Kei te tukua te reira i tenei pūngao penapena te ina timata rāpoi wai ki te whakatata tahi i te tahi, arā, i reira te mea he tautauā. puta te reira e te pūngao nui rongoa i roto i te wai wera, me te whakanui ake i tona tuku ki runga ki te meangiti ki pāmahana subzero, he reira tere atu i roto i te wai matao, i roto i nei te supply o taua pūngao iti. Na e te wai paari tere - wera makariri ranei? I runga i te huarahi, me te i roto i te taiwhanga me waiho he lēsoni Mpemba me te wai wera kia tahuri ki te tio tere.

Ko te pātai, ko te tonu tuwhera

He anake te haamauraa ariā o te tīwhiri - tātai tuhituhia katoa me ataahua te mea reka. Otiia ka nga hua o ngā e paari te wai tere - wera makariri ranei, ka tukua i roto i te tikanga mahi, a ka kia te aroaro o ratou hua, katahi ka waiho reira taea ki te whakaaro i te pātai o te lēsoni katia Mpemba.