Filayen - menene wannan? A definition da kuma bayanin irin bambancin daga zafi filayen

The Earth ta surface ne halin yafi filayen rinjaye a kan dutsen ba kawai a kan ƙasar amma kuma a karkashin ruwa.

Mene ne bayyananne?

Bayyana - a gwada lebur sararin yankunan da duniya ta surface a cikin abin da tsawo daga m sassan bambanta cikin 200 m, sunã da wani rauni gangara (ba fiye da 5 m). A mafi gaya misali na classic bayyana ne West Siberian Bayyana: shi yana da wani musamman bayyana surface tadawa canji wanda shi ne kusan imperceptible.

taimako siffofin

Kamar yadda muka fahimta daga sama definition, da bayyana - wani lebur ƙasa, kuma kusan lebur ƙasa, ba tare da sananne ascents da descents, ko m, tare da m alternating ƙaruwa da kuma rage-rage surface.

Flat filayen kagaggun bai isa a kula a size. Suna located kusa da teku, da kuma manyan koguna. More kowa mirgina filayen tare da m ƙasa. Alal misali, taimako na gabashin Turai (Rasha) Bayyana halin da duwatsu da kuma lokaci guda a kan 300 mita a tsawo, da kuma depressions wanda tsayinsa kasa da teku matakin (Caspian ciki). Sauran shahara filayen duniya - Amazon, Mississippi. Bã su da wani irin taimako.

Features filayen

A hallmark na filayen ne bayyananne-yanke, a fili a bayyane sararin sama line, wanda zai iya zama a mike ko undulating, kamar yadda ƙaddara da wani takamaiman taimako yankunan.

Mutane daga zamanin da aka fĩfĩta kafa matsugunai a filayen. Tun da wadannan wurare ne mai arziki a cikin gandun daji da kuma tati. Saboda haka, a yau da yankin filayen har yanzu suna da mafi yawan. Mafi yawa daga cikin ma'adanai mined a filayen.

Ganin cewa a cikin tudu - a kasar tare da wata babbar yankin, da kuma babban har, su ne halin da dama na halitta yankunan. Saboda haka, a kan Gabas Turai Bayyana hadu yankuna da gauraye da deciduous gandun daji, tundra da taiga, steppe da kuma Semi-hamada. Filayen Australia gabatar savanna da Amazon Shefela - Selva.

yanayin siffofin

A yanayi na filayen - shi ne mai m ra'ayi, tun da shi ne m da yawa dalilai. Wannan Gwargwadon wuri, yanayin zone, yankin yankin, da tsawon, da dangi kusanci zuwa teku. A general, lebur ƙasa ne halin bayyananne canji na yanayi, godiya ga motsi cyclones. Sau da yawa a yankin ƙasarsu ya gana da yawa na koguna da tabkuna ma tasiri da sauyin yanayi. Wasu filayen ne m sauyin yanayi, da babbar yankin kunshi wani m hamada (Turan Shefela, da West Australian tudu).

Filayen da kuma duwãtsu: Mene ne bambanci tsakanin su

Ba kamar tuddanta, duwãtsu wakiltar ƙasar sharply mafitar sama da m surface. Suna halin gagarumin hawa da sauka daga Heights kuma m topography. Amma kananan mãkirci lebur ƙasa ci karo a cikin duwatsu, tsakanin dutsen jeri. Su kira hollows.

Filayen da duwãtsu - shi ne mai nau'i na taimako, da bambance-bambance da cewa su ne bisa ga asalin. Mafi yawa daga duwãtsu aka kafa a ƙarƙashin rinjayar tectonic matakai, motsi tsarin faruwa zurfi a cikin ƙasa ta ɓawon burodi. Bi da bi, da filayen karya yafi a kan dandamali - barga yankunan da duniya ta ɓawon burodi, suna rinjayi waje sojojin na Duniya.

Bambance-bambance tsakanin duwatsu da kwaruruka, da kuma kuma bayyanar asali, za a iya gano:

• matsakaicin tsawo (y sararan kasa da ta kai 500 m, a cikin zafi - sama 8 km).
• area (zafi yankin a Duniya ta surface ne muhimmanci mafi ƙaranci daga gare bayyana square).
• Yiwuwar samun girgizar ƙasa (a filayen shi ne kusan sifili).
• mataki na ci gaba;
• yadda za a yi amfani da mutumin.

The most filayen

Amazon kwaruruka, located in South America, shi ne mafi girma a duniya, ta yanki - game 5.2 miliyan square ƙafafunsa. km. Halin da low yawan yawa. Halin da zafi da kuma gumi sauyin yanayi, m wurare masu zafi da gandun daji, shi ya mamaye sararin ƙasa da infested dabbobi, da tsuntsaye, kwari da kuma halittar dabba mai kafafuwa. Mutane da yawa jinsunan fauna na Amazon yankin da ake samu babu inda kuma.

Gabashin Turai (Rasha) Bayyana aka located a gabashin Turai, wani yanki na 3.9 miliyan murabba'in mita. km. Mafi yawa daga cikin filayen yankin da aka located a Rasha. Yana yana da wani m-lebur ƙasa. A nan ne girma daga cikin manyan birane, kazalika da mayar da hankali a babban rabo daga cikin kasar halitta dũkiya.

Jamhuriyar Siberian Plateau aka located in Eastern Siberia. Its yankin - game da miliyan 3.5 sq. km. A peculiarity na kan tudu - da sãɓãwar dutsen jeri kuma m plateaus, kazalika da m permafrost, wanda ya kai zurfin 1.5 km. Sauyin yanayi - nahiyar, na ciyayi aka mamaye deciduous gandun daji. A fili ne mai arziki a cikin ma'adanai da kuma yana da wani m kogin kwari.