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Mene ne taimako? Mun bayar da maanar manufar
Za ka iya amsa wannan tambaya na abin da wani taimako? A duban farko, wannan shi ne wani babban yarjejeniyar, kuma kowane dalibi zai yi sun jimre da wannan aiki. Kowa ya sani cewa shi ne da kalmar mu kasance munã kiran yankin da mu: duwãtsu, tuddanta, depressions, tsaunuka da cliffs. Duk da haka, bari mu yi kokarin ba da wani daidai da kuma cikakken definition, bisa kimiyya sharuddan.
The kalmar "taimako" a cikin zamani Rasha harshen zo daga Faransa. Duk da haka, bisa ga masana ilimin harsuna, malaman, ya Tushen a zamanin d Latin, inda fi'ili «relevo» nufi "tada", "girmama", "hasumiya". Yau da shi ne totality of duk magudi, amma ba kawai cikin ƙasa da tẽku, kuma tekuna. Reliefs iya bambanta da yawa a cikin shaci, hali, asalin, size, shekaru da kuma tarihi na ci gaba, amma a kan dukan su za a iya raba m, wanda kuma ake kira convex, kuma korau ko concave.
Macrorelief ne fairly m yankunan ƙasar da zai bayyana a cikin dubun ko daruruwan kilomita. Misalai ne plateaus, tuddanta, kogin daruna da dutsen jeri.
By microrelief ne funnels, kananan dunes, hanya embankments, kananan hillocks da gullies. A takaice, duk bumps, tadawa canje-canje da ba su wuce 'yan mita.
Bugu da kari, malamai sun gano karin mesorelief da nanorelief. Nau'i na farko ya hada da hollows, ridges, tsaunuka, kwaruruka, baranda, tsaunuka, dunes da gullies, na biyu - garma furrows, ruts, suna located a kan mayar da hanyoyi, kazalika da mole da kima.
Ainihin siffofin sauƙi ne kullum da duwãtsu, kuma filayen. Shi ne game da su, kuma za a tattauna kara.
Mene ne taimako? duwãtsu
Features na da irin wannan taimako ne mafi sau da yawa, bi da ta su bayyanar shi ne fi, kuma sũ, a bi da bi, su ne domed, peaked, Filato-kamar da sauransu. Ya kamata a lura cewa sau da yawa sosai, zai ze, suna saba mana ƙasar mãkirci, kamar tsibiran, a gaskiya, suna kololuwa na karkashin ruwa duwãtsu.
Mene ne taimako? filayen
Bisa kididdigar da, da filayen a duniya zauna a babban ɓangare na yankin - a total na game da 64%, kuma an dauki mafi girma a kwaruruka na zuwa da Amazon River, rufe fiye da 5 murabba'in kilomita miliyan ..
Shan la'akari da cikakkar tsawo na wadannan landforms ake kwaruruka, upland, upland, kuma plateaus.
Idan muka magana game da waje tafiyar matakai, shi iya lura da cewa, filayen ne daga iri biyu: denudation da accumulative. A farko kafa a sakamakon halaka na dutse, da kuma karshen - tare da wani hade da daban-daban na sediments.
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