Mvula ndi madontho amadzi akugwa kuchokera mumitambo. Zodabwitsazi zimachitika nthawi zambiri kugwa ndi masika, ndipo ngakhale chilimwe ndi dzinja sizingachite popanda mvula. Tiyeni tiwone momwe madzi amapangidwira kumwamba ndipo nchifukwa ninji kumagwa mvula?
Nchifukwa chiyani kukugwa mvula?
Dziko lathuli lili ndi madzi ambiri ochokera m'nyanja, m'nyanja, m'madzi ndi m'mitsinje. Dzuwa limatha kutentha padziko lonse lapansi. Kutentha kwa dzuwa kumafika pamwamba pamadzi, madzi ena amakhala nthunzi. Izi zimawoneka ngati madontho obisika akukwera mmwamba. Mwachitsanzo, aliyense wawona momwe ketulo imawira ikatenthedwa. Pakatentha, nthunzi yochokera mu ketulo imatuluka ndikutuluka. Momwemonso, nthunzi yochokera padziko lapansi imakwera kupita kumitambo pansi pa kamphepo kayaziyazi. Kukwera pamwamba, nthunzi imakwera kumwamba, komwe kutentha kumakhala pafupifupi madigiri 0. Madontho a nthunzi amasonkhanitsidwa mumitambo yayikulu, yomwe, chifukwa cha kutentha pang'ono, imapanga mitambo yamvula. Pamene madontho a nthunzi amakhala olemera chifukwa cha kutentha pang'ono, amasanduka mvula.
Kodi mvula imapita kuti ikagunda pansi?
Pogwera padziko lapansi, mvula imagwa m'madzi apansi panthaka, nyanja, nyanja, mitsinje ndi nyanja. Kenako gawo latsopano limayamba pakusintha kwa madzi kuchokera kumtunda kukhala nthunzi ndikupanga mitambo yamvula yatsopano. Chodabwitsa ichi chimatchedwa kayendedwe ka madzi m'chilengedwe.
Chiwembu
Kodi mungamwe madzi amvula?
Madzi amvula amatha kukhala ndi zinthu zingapo zoyipa zomwe anthu sangathe kuzidya. Pakumwa, anthu amagwiritsa ntchito madzi oyera ochokera kunyanja ndi mitsinje, omwe adatsukidwa kudzera padziko lapansi. Pansi pa nthaka, madzi amatenga zinthu zambiri zopindulitsa zomwe zimakhala zathanzi.
Kodi mvula imagwa bwanji kunyumba?
Kuti muwone momwe mvula imapangidwira, mutha kuyesa pang'ono ndi mphika wodzaza madzi pamaso pa akulu. Poto wamadzi amayenera kuyikidwa pamoto ndikusungidwa ndi chivindikiro. Mutha kugwiritsa ntchito madzi oundana angapo kuti madzi azizizira. Pakutentha, pamwamba pamadzi amasintha pang'onopang'ono kukhala nthunzi, ndikukhazikika pachivundikirocho. Kenako madontho a nthunzi ayamba kusonkhanitsa, ndipo madontho akuluakulu atha kale kuchoka pachotsekeracho kubwerera mumphika wamadzi. Chifukwa chake kudagwa mnyumba momwemo!
