Cov txheej txheem:

Dab tsi ua rau pob zeb sab qab teb?
Dab tsi ua rau pob zeb sab qab teb?

Video: Dab tsi ua rau pob zeb sab qab teb?

Video: Dab tsi ua rau pob zeb sab qab teb?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
Anonim

Pob zeb yav qab teb yog ib tug subgenre ntawm pob zeb music thiab ib hom ntawv ntawm Americana. Nws tsim nyob rau hauv lub Qab teb United States los ntawm pob zeb thiab yob, lub teb chaws suab paj nruag, thiab blues, thiab feem ntau yog tsom rau hluav taws xob guitar thiab suab.

Hais txog qhov no, dab tsi tuaj yeem ua pob zeb?

Pob zeb yog ua los ntawm cov ntxhia , uas yog cov khoom siv tshuaj lom neeg lossis cov khoom sib txuas uas tshwm sim ib txwm muaj. Tej zaum lawv yuav nyuaj, xws li granite , limestone thiab thee, lossis mos, xws li xuab zeb thiab av nplaum, tab sis ib txwm ua los ntawm cov ntxhia . Tej zaum nws yuav zoo li txawv txawv, tab sis peb xav tau pob zeb rau tag nrho peb cov pluas noj.

Tsis tas li ntawd, dab tsi yog cov ntxhia hauv pob zeb? Feem ntau cov ntxhia muaj xws li quartz, feldspar, mica, amphibole, olivine, thiab calcite. A pob zeb yog kev sib sau ua ke ntawm ib lossis ntau dua cov ntxhia , los yog ib lub cev ntawm undifferentiated ntxhia teeb meem. Feem ntau pob zeb muaj xws li granite, basalt, limestone, thiab sandstone.

Ib yam li ntawd, tib neeg nug, ua li cas cov ntaub pua plag pob zeb tsim?

Ib qho kev piav qhia qhia tias cov yam ntxwv no yog tsim los ntawm cov txheej txheem hu ua spheroidal weathering, ib hom tshuaj tiv thaiv huab cua uas tshwm sim thaum dej percolates los ntawm pob zeb thiab ntawm cov xuab zeb nplej.

Koj tuaj yeem siv pob zeb rau dab tsi?

Pob zeb yog siv rau ntau lub hom phiaj tab sis qee qhov ntawm lawv uas peb tuaj yeem pom hauv peb lub neej txhua hnub tau hais hauv qab no:

  • Ua Cement (Limestone) (Sedimentary Origin)
  • Sau ntawv (Chalk) (Sedimentary Origin)
  • Khoom siv hauv tsev (Sandstone) (Sedimentary Origin)
  • Bath Scrub (Pumice) (Igneous Origin)
  • Pob zeb pob zeb (Granite) (Igneous Keeb Kwm)

Pom zoo: