El hunturu Yana daya daga cikin yanayi na shekara lokacin da yanayi ke gayyatarku saka tufafi masu ɗumi da kuma jin daɗin shimfidar wuraren da dusar ƙanƙara ta rufe. Amma shin kun taɓa yin mamakin me yasa yake da ƙarancin sanyi yayin dusar ƙanƙara? Ko me yasa iska ke busa?
Za muyi magana game da waɗannan da sauran sha'awar a cikin wannan labarin. Nemi ƙarin game da wannan kakar da muka fara yanzu.
Me yasa iska ke yin sauti?
A ranakun hunturu da yawa - kuma, da gaske, duk tsawon shekara - iska na iya bugawa da ƙarfi sosai. A yin haka, idan ta shiga cikin matsala, misali makaho, zai samar da ƙaramar saurin aiki tunda yankin wucewar iska cikin motsi ya ragu.
Me yasa yake rashin sanyi lokacin dusar ƙanƙara?
Wannan, kodayake ba ze zama ba, yana da bayani a kimiyance, kuma wannan shine: dusar ƙanƙara, waɗanda aka yi su da lu'ulu'u na kankara, suna kama tururin ruwa yayin da suke faɗuwa, kuma tururin ya zama kankara. Hanyar daga yanayin gas (tururin ruwa) zuwa daskarar (kankara) yana sakin zafi.
Me yasa dare lokacin sanyi lokacin sanyi yake?
Idan kuna son ilimin taurari, tabbas kuna jin daɗin sararin samaniya masu kyau. Sun kasance a bayyane, suna da tsabta, ... amma yana da sanyi mai ban mamaki. Me ya sa? Domin babu gizagizai. Murfin gajimare yana hana zafin da aka karba da rana, hasken infrared, daga watsarwa, kuma tabbas, idan babu gizagizai, to hasarar zata bata.
Yaya ake lissafin sanyin iska?
Abun zafi shine sanyi ko zafi wanda muke tsinkaya ba tare da la'akari da ainihin zazzabi ba. Wannan banbancin zafin da ke tsakanin fata da muhalli ya ta'allaka ne da hucin yanayin muhalli, saurin gudu da alkiblar iska, gajimare, da sauransu. (zaka sami ƙarin bayani a ciki wannan labarin). Don haka, misali, idan ma'aunin zafi da sanyio ya nuna 10ºC, sararin sama a sarari yake kuma babu iska mai kadawa, za mu ji ɗan sanyi, 7,5ºC.
Yi kyakkyawan hunturu 🙂.