Kodi chimachitika n’chiyani nthawi yozizira ikatha?
Pa nthawi yachisanu, Dzuwa limayenda njira yaifupi kwambiri m'mlengalenga, ndipo tsiku limenelo limakhala ndi kuwala kochepa kwambiri komanso usiku wautali kwambiri. (Onaninso nthawi yachisanu.) Nthawi yachisanu ikachitika ku Northern Hemisphere, North Pole imapendekeka pafupifupi 23.4° (23°27′) kutali ndi Dzuwa.
Kodi mfundo zitatu ziti zokhudza nyengo yozizira?
Kupatula izi, palinso zinthu zina zambiri zosangalatsa zomwe muyenera kudziwa zokhudza Winter Solstice.
Nyengo yachisanu si nthawi zonse yomwe imakhala tsiku lomwelo. …
Tsiku la Winter Solstice ndi tsiku lalifupi kwambiri pachaka ku Northern Hemisphere. …
Usiku wa polar umapezeka ku Arctic Circle yonse.