Ukubunjwa, Imfundo Secondary nezikolo
Njani uphefumle izityalo? ukufunda kakuhle lo mba
Kuye kwafunyaniswa ukuba abasabela kwemichiza zenzeka ebantwini nasezilwanyaneni ngokufanayo. Ngaba izityalo aphefumle? Iikhosi experimenti ezininzi kulo mbuzo, abaphandi wanika impendulo eyakhayo.
Overview
koMhlaba kumaxesha amandulo umnakekeli oksijini. Noko ke, icarbon dioxide iye kakhulu lukhulu. Ekuhambeni zazivelela, izityalo baye ubuchule ukukuqonda. Ngenxa yoko, amandla kwelanga similise izondlo., Ke ukukhulula ioksijini emoyeni, leyo Wabunikela ubomi ezinye izinto eziphilayo. Omnye yemifuniselo yokuqala ngayo kwafunyanwa, njani izityalo ukuphefumla, waba amava kunye beet nekhaphetshu. Okokuqala, lo inkcubeko likhule phandle. Emva koko, isiqingatha sabo babekwa kwigumbi apho umxholo mpilo malunga 2.5%. Enye ingxenye wahlala emoyeni, apho O 2 kwaba
Njengoko izityalo aphefumle kwi ukukhanya ebumnyameni?
Into yokuba nabameli nezihluma nako ukusebenzisa ngobuchule kakhulu amandla elanga. Phezu okuvela yobumnyama lwenzeka ngendlela ethile "tshintshela" ukusuka kumthombo omnye komnye. Njengoko izityalo aphefumle kwi ukukhanya ebumnyameni? On wokwamkelwa amandla elanga kwenzeka synthesizing organic. Phezu okuvela lobumnyama lwenzeka igcwala of iikhompawundi. Kwimeko yokugqibela Sithetha impefumlo "mnyama", kwaye yokuqala - on the "ukukhanya". Ikhono utshintsho olunjalo ikuvumela ukugcina amandla ayo zasekhaya. Kodwa abameli flora kwaye ziphefumla ekukhanyeni, kodwa inkqubo akumenzi okulungileyo. Ukudla izityalo oxygen kukhutshwe carbon dioxide. Yena ukutya zazo eziphambili. Kulo mba, ukwanda phantsi noko. Kukho, ngoko ke, kunye nabameli enjalo nezityalo, nto leyo akuyiphazamisi ukukhanya ukuphuhlisa. ukuphefumla Light, umzekelo, musa ukuba ummoba nengqolowa.
Izinto ezibangela ukuphefumla ukukhanya
Omnye iikhompawundi, oluthi luqokelelane yi ifotosinthesisi, nto glycolic acid. Le into iyekelela abanye lisiza mihla. Isiphumo efunyenwe photosynthesis glycolic acid nefotosintetiki. Oku negalelo ekomelezeni zokusela mpilo igcwala of iikhompawundi.
isiphelo
Glycolic acid - oku kwento leyo oxidized ukwenza icarbon dioxide ngayo ezininzi eziphilayo.
imifuniselo
Ubona practice ukuba kuphefumlwa njani izityalo. ikharityhulam 6 eklasini biology ngokweenkcukacha enkulu kusibonisa lo mbuzo. Ukubeka esweni inkqubo ingathatha isiqwenga zeentyatyambo endlwini. Kananjalo kuya kufuneka iglasi, isikhongozelo ngaphaya ezaliswe ngamanzi kunye umququ cocktail. Amava abonisa ukuba izityalo ukuphefumla, kungekuphela nje ukuqonda indlela zenkqubo, kodwa ukuchonga imfuno kwisampula kwioksijini. On icandelo wetshati ungabona imingxuma ezincinane. Inxalenye sampuli emanzini, kunye ampompozayo waphawula. Kukho nenye indlela ukubona indlela izityalo nokuphefumla. Ukuze wenze oku, thatha ibhotile, ugalele amanzi kuwo, eshiya a blank kwezi cm malunga ezimbini ukuya kwezintathu. I Iphepha esiqwini elide ifakiwe ukuze kwincam yayo egxile engamanzi. Hole Ibhotile ngodongwe esinzulu lusithe (endaweni isivalo). Kukho umngxuma kuba ingca eyafakwa ukuze ungabinako angamchukumisi emanzini. Ngokusebenzisa straw ndiwanye umoya ovela ebhotileni. Ukusuka isiqu, emanzini, amadlu ziya kunikezelwa.
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