Thaum twg yog qhov geological kem tsim?
Thaum twg yog qhov geological kem tsim?

Video: Thaum twg yog qhov geological kem tsim?

Video: Thaum twg yog qhov geological kem tsim?
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Anonim

xyoo pua 19th

Ib yam li ntawd, nws yog nug, leej twg tsim cov kab ke geology?

Hauv kev muaj tiag lub geological kab tsis muaj dab tsi tab sis kev puas siab puas ntsws. Lub hauv paus ntsiab lus ntawm uniformitarian geology hu ua peb lub hauv paus ntsiab lus ntawm stratigraphy. Lawv ua tau tsim tawm los ntawm Biblical Geologist Nicolaus Steno txog 1669.

Tsis tas li ntawd, dab tsi yog lub sijhawm geological kem? Kev txhais ntawm geological kab . 1: Daim duab columnar uas qhia pom cov pob zeb tsim ntawm ib cheeb tsam lossis cheeb tsam thiab uas tau npaj los qhia lawv cov kev sib raug zoo rau cov subdivisions ntawm lub sijhawm geological . 2: qhov sib lawv liag ntawm pob zeb tsim hauv a geological kab.

Yog li ntawd, thaum twg yog lub sij hawm geological scale tsim?

Thawj geological lub sij hawm scale uas suav nrog cov hnub kawg tau luam tawm xyoo 1913 los ntawm British geologist Arthur Holmes. Nws tau txuas ntxiv qhov kev qhuab qhia tshiab uas tsim los ntawm geochronology thiab luam tawm phau ntawv muaj npe nrov hauv ntiaj teb Lub Hnub Nyoog ntawm Lub Ntiaj Teb uas nws kwv yees lub hnub nyoog ntiaj teb tsawg kawg yog 1.6 billion xyoo.

Cov kws tshawb fawb tau ua haujlwm ua ke li cas los tsim kab ke geology?

Vim li cas thiaj muaj ntau tus kws tshawb fawb yuav tsum ua hauj lwm ua ke nrog lwm tus tus kws tshawb fawb rau txhim kho kab ke geological . ua ke vim ib tus kws tshawb fawb tau ' tsis mus thoob plaws ntiaj teb los sau tag nrho cov hnub los ntawm nws tus kheej. Piav vim li cas thiaj tsim lub geological kab muaj txiaj ntsig rau lub ntiaj teb tus kws tshawb fawb.

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