Mid Atlantic Ridge siab npaum li cas?
Mid Atlantic Ridge siab npaum li cas?

Video: Mid Atlantic Ridge siab npaum li cas?

Video: Mid Atlantic Ridge siab npaum li cas?
Video: Refugee audio pg 66-80 2024, Kaum ib hlis
Anonim

2, 351 m

Tsis tas li ntawd, qhov tob npaum li cas ntawm Mid Atlantic Ridge?

Nyob ze ntawm lub equator, lub Nruab nrab - Atlantic Ridge tau muab faib ua North Atlantic Ridge thiab sab qab teb Atlantic Ridge los ntawm Romanche Trench, nqaim submarine trench nrog qhov siab tshaj plaws qhov tob ntawm 7, 758 m (25, 453 ft), ib qho ntawm qhov tob tshaj plaws ntawm qhov chaw Atlantic Dej hiav txwv.

Ib tug kuj nug, puas yog Mid Atlantic Ridge loj hlob? Cov nruab nrab dej hiav txwv qaum systems yog qhov loj tshaj plaws geological nta nyob rau hauv lub ntiaj teb no. Cov phiaj no tseem txav mus deb, yog li cov Atlantic yog loj hlob ntawm qaum , ntawm tus nqi kwv yees li 2.5 cm ib xyoos twg nyob rau sab hnub tuaj-sab hnub poob.

Tsuas yog li ntawd, ntev npaum li cas Mid Atlantic Ridge?

Cov Nruab nrab - Atlantic Ridge yog nyob rau hauv ib qho immensely ntev roob saw txuas mus txog 10, 000 mais (16, 000 km) nyob rau hauv txoj kev nkhaus ntawm Arctic Dej hiav txwv mus rau ze rau sab qab teb ntawm Africa. Cov qaum yog equidistant ntawm lub continents ntawm ob sab ntawm nws.

Yuav ua li cas tshwm sim ntawm Mid Atlantic Ridge?

Raws li cov phiaj xwm tectonic txav sib nrug, pob zeb tau rub los ntawm qhov tob ntawm qhov sib kis axis thiab melts thaum nws depressurizes. Lub pob zeb molten nce mus rau hauv qab dej hiav txwv thiab txias kom tsim cov txheej ntawm crust uas paving hauv dej hiav txwv. Seafloor kis ntawm lub Nruab nrab - Atlantic Ridge.

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