SamuwarKimiyya

A tsarin da yanayin duniya

A yanayi na duniya tamu - yana da iska harsashi na Duniya, abin da na tsare da surface daga m effects a kan dukkan mai rai hasken ultraviolet na rana. Bugu da kari, da yanayi ya hana a shigar azzakari cikin farji na sarari turɓãya da meteorites.

yanayi Structure: tsarin

The m harsashi kunshi cakuda gas, kashi biyu cikin uku na ta girma bautarka nitrogen humushin - oxygen, da kuma kashi daya lissafta ga inert gas (krypton, argon, helium, da sauransu). A girma daga nitrogen da oxygen wuya ya canjãwa, da tun nitrogen ne ma ba amsa tare da wasu abubuwa da mahadi, kuma oxygen, duk da kashe kudi na duk lokacin da aka cika da shuke-shuke.

Har zuwa 100-kilometer tsawo rabo daga wadannan gas a kashi kusan canzawa. Wannan shi ne saboda da iska taro m stirring.

Bayan wadannan aka gyara a cikin abun da ke ciki na yanayi qunshi game da 0,030 kashi carbon dioxide, wanda aka mayar da hankali mafi kusanta zuwa surface. Mafi yawa daga shi ne a cikin masana'antu cibiyoyin, birane, a yankunan na volcanic aiki.

yanayi kuma ya hada da a cikin ta tsarin kananan adadin turɓãya da ruwa tururi. Hijira karshe bangaren dogara da na yanayi iska zazzabi shi ne mafi girma tare da kara adadin tururi aka kafa. A gaban ruwa a cikin iska a tururi lokaci samar da wata dama su kiyaye halitta mamaki kamar refraction na rana ta haskoki, bakan gizo, da dai sauransu

ƙura cikin yanayi na faruwa a lokacin da volcanic eruptions, kura da yashi hadari, sakamakon bai cika konewa na man fetur a thermal ikon shuke-shuke.

Da yawa daga cikin jakar iska ne ba iri daya ba a ko'ina. A wannan kudi, shi rinjayar da tsawo na da yanayi. A mafi m harsashi a surface na duniya, da kuma tsawo na ya zama ƙasa m. A nesa na 11 km a cikin yanayi ne 4 sau kasa da a cikin farfajiya Layer.

A tsarin da yanayi: a tsaye sashe (stratification)

Dangane da kaddarorin da gas abun da ke ciki da kuma yawa daga iska ambulan da aka rabu cikin biyar babban sassa - concentric yadudduka.

A lowermost Layer ne troposphere, na sama da iyaka da shi ne a nesa na 10 km daga duniyar tamu ta surface a ekweita da sandunan, adadi ne 18 km. Ƙananan Layer ƙunshi kusan dukan ruwan gas da kuma kusan kashi 80 cikin dari na jimlar girma daga cikin yanayi.

A troposphere da tsawo auku rage daga zazzabi: kowane ɗari mita zama colder da 0.6 darajõji, kuma a sama da iyaka lura debe 45-50 digiri.

A wannan harsashi ne akai iska ya kwarara da cewa motsa gauraye. Kawai a nan shi ruwa, akwai saukar aradu, hazo, snow ko hadari.

Na biyu Layer a cikin tsarin da yanayi ne stratosphere, wanda kara zuwa tsawo na 55 km. Wannan harsashi yana da kananan matsa lamba da kuma iska yawa. Sparse talakawa kunshi cikin wannan gas a matsayin troposphere, duk da haka, akwai fiye da lemar sararin samaniya. Matsakaicin taro na oxygen isotope aka lura a cikin yankin na 20 - 30 km daga surface. stratosphere Temperatuur ƙaruwa tare da tsawo, da kuma a kan saman iyakar aiki bangaren shi ne 0 digiri. Wannan shi ne saboda da sha na gajeren zango-rabo daga hasken rana da lemar sararin samaniya, saboda abin da iska shi ne mai tsanani.

Sama da stratosphere ne mesosphere, da tsawo daga wanda yake 80 km daga surface. Ga kuma akwai riga wani karu a zazzabi don debe 90 digiri a sama da iyaka, da iska yawa ne da ɗari biyu sau kasa da a cikin farfajiya yadudduka da yanayi na duniya.

A nesa na 80 zuwa 800 kilomita daukan mesosphere - hudu harsashi, wani ɓangare na tsarin da yanayi. Ga gas suna ionized kuma a tsawo na 160 km da yawan zafin jiki ne 200 darajõji, kuma 650 km - kai 1500 C. Akwai suna kafa lantarki igiyoyin shafi Magnetic filin faruwa Aurora.

Last m harsashi da ake kira exosphere, wanda aka located fiye da 800 km. Akwai barbashi gudu ya kai wani m batu a wadda ba za su iya tsere zuwa cikin sarari shawo kan nazarin sasannin nauyi.

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