nitrogen igas riricolorless and hari taste.Nitrogen igas atomic number 7 neatomic mass 14 ende maisotopes of nitrogen anoti 14N ne 15N.Nitrogenndo the common gas in the atomosphere or air on earth.Nitrogen ndiyo inova kumaproteins.

Mazwi okuti Mutandira-Nhanga kana Mutandira-Runhanga ari kushandiswa pano kuturikira chinonzi ecosystem kuEnglish - izwi iri rinoreva rumana rwezvinyanhengo zvinorarama pamwe nezvisina upenyu zviri munzvimbo yakakomberedza. Izvi zvisina upenyu zvinosnaganisira: mvura; mweya wekufema; dhaga nematombo. Izvo zvinhu zvine upenyu neizvo zvisina upenyu zvine hukoche-koche kuburikidza nemadenderere eZvidyo (nutrient cycles) uye kushanduka kwesimba.

Chipangidzo (sign, indicator, anything which indicates) zvinoreva chero chinhu chinotaridza zviri kutsvakwa kana gwara riri kuendwa. Vamwe vatauri vanoti nharidzo kana kuti chiratidzo. Kumasvomhu kune zvitaridzo zvinotevera: chiratidzo chewedzaniso, chiratidzo chekubvisa, chiratidzo chekuenzana zvichingodaro.

Kutsvaga nhambwe iripo pakati penzvimbo mbiri tichitangira kubva pahoko imwe chete inozivikanwa, isingatsukunyuke. Somuenzaniso kana pari pamugwagwa mumwe taona chikwangwari chinoti 150 km, shure kwezvo tozoonazve chimwe chinoti 160 km. Kureva kuti pafambwa 160 - 150 = 10 kilometres.

Rusape iguta diki harisati rasvika pakuve guta. Vanhu vazhinji vanogara muVengere iri township huru maRusape. Matownship mamwe akavakwa kubva pakawana Zimbabwe kuzvitonga kuzere, anoti Mabvazuva ne Tsanzaguru.

Kutaura kwekuti Marudzi aShem rinobva pazita roumwe wevanakomana vatatu vaNoah vanotaurwa muBhaibheri. Noah akanga aine vanakomana vatatu vanoti: Shem, Ham naJapheth (Genesis 5.32, 6.10).

Mutwi (Perpendicular, vertical) - iri izwi rapiwa kutsangudza uso kana mutsetse wakamira kuti tasa kubva panzvimbo kuenda mudenga kana pasi. Muenzaniso ungapiwa itambo yakasungirwa padavi remuti yakaremedzwa nedombo kuzasi kwainoperera. Tambo iyi inoita mutwi kudzika kubva padavi. Iri shoko rinotoredzera kubva pamutswi unoshandiswa kutswa muduri; pano ndasiyanisa zvishomane, asi pfungwa ichinge iripo yokuti mutswi kana uchitswa muduri unouya umire kuita ""vertical"" kana pedyo nokuva ""vertical"".

Muchidzidzo chePimanyika, taramunyongo (Radius) izwi rinoreva mutsetse unobatanidza goko redenderedzwa nemuganhu wedenderedzwa; taramunyongo ndiyo inotara panogumira denderedzwa. Muganhu wedenderedzwa une nhambwe dzakafanana panzvimbo dzose zvichibva pakati (centre) pedenderedzwa.

Mukutongwa, guta reHo Chi Minh rinovawo guta rinozvitonga rinofananidzwa nedunhu. Ho Chi Minh Guta ndiro guta rakakurisa muVietnam yose. Muguta umu munotengeswa nokutengwa zvinhu zvakaita sefodya, chibage, donje nemichero unonzi pachirungu, macitrus fruits. Hushangazhi hurimo hunosanganisira zvesimbi, machira nemakemikaru (chemicals). Munharaunda yeguta munocherwa goridhe.