Ua li cas koj rhuav pob zeb?
Ua li cas koj rhuav pob zeb?

Video: Ua li cas koj rhuav pob zeb?

Video: Ua li cas koj rhuav pob zeb?
Video: Maiv Yaj -- Koj Ci Pob Zeb Kuv Zov (Official MV) Nkauj tawm Tshiab 9/3/21 2024, Kaum ib hlis
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Erosion tshwm sim thaum pob zeb thiab sediments raug xaiv nce thiab tsiv mus rau lwm qhov chaw los ntawm dej khov, dej, cua lossis lub ntiajteb txawj nqus. Mechanical weathering lub cev tawg pob zeb . Ib qho piv txwv yog hu ua Frost action lossis Frost shattering. Cov dej nkag mus rau hauv cov kab nrib pleb thiab cov pob qij txha hauv cov pob zeb.

Ua ke, yuav ua li cas pob zeb tawg?

Huab cua yog qhov tawg nqes los yog dissolving ntawm pob zeb thiab minerals nyob rau hauv lub ntiaj teb nto. Ib zaug ib pob zeb ua tau tawg , txheej txheem hu ua erosion thauj cov khoom ntawm pob zeb thiab minerals tawm. Dej, kua qaub, ntsev, nroj tsuag, tsiaj txhu, thiab kev hloov pauv hauv qhov kub thiab txias yog txhua yam ua rau huab cua thiab yaig.

Qhov thib ob, vinegar puas yaj pob zeb? Vinegar yog 'acid, yaj cov khoom siv hu ua calcium carbonate hauv limestone. Pob zeb uas tsis muaj calcium carbonate yuav tsis fizz.

Qhov thib ob, ua li cas decomposition ua rau tawg ntawm pob zeb?

Biological weathering suav nrog kev tawg ntawm pob zeb los ntawm tshuaj lom neeg los yog lub cev ntawm cov kab mob. Organic khib nyiab ua tau kuj ua rau chemical huab cua. Qhov no tshwm sim thaum cov pa roj carbon tso tawm thaum lub sijhawm decomposition . Qhov no carbon ua tau ua ke nrog dej rau tsim kom muaj zog acid.

Yuav siv sijhawm ntev npaum li cas rau lub pob zeb kom huab cua?

Qhov tseeb, qee qhov piv txwv ntawm mechanical thiab chemical huab cua muaj coj pua pua xyoo. Ib qho piv txwv yuav yog lub dissolving ntawm limestone los ntawm carbonation. Limestone dissolves ntawm qhov nruab nrab ntawm ib-ntu ntawm ib centimeter txhua 100 xyoo.

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