Lub Marianas Trench tob npaum li cas hauv mais?

Video: Lub Marianas Trench tob npaum li cas hauv mais?

2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36

Tom qab ntawd piav qhia rau cov tub ntxhais kawm tias qhov Mariana Trench yog cov tob tshaj plaws ib feem ntawm dej hiav txwv thiab cov tob tshaj plaws qhov chaw nyob ntiaj teb. Nws yog 11,034 meters (36,201 ko taw) tob , uas yog yuav luag 7 mais.

Tsis tas li ntawd, pes tsawg mais yog qhov tob tshaj plaws ntawm dej hiav txwv?

6,831km

Tom qab ntawd, lo lus nug yog, muaj pes tsawg tus neeg tau mus rau hauv qab ntawm Mariana Trench? peb tus neeg

Ua raws li qhov xav tau, puas muaj leej twg tau mus rau hauv qab ntawm Marianas Trench?

Explorer ncav cuag Hauv qab ntawm Mariana Trench , Txhaum Cov Ntaub Ntawv rau Deepest Dive Ever. Lub submersible ncav cuag lub hauv qab ntawm Challenger Deep hauv Mariana Trench . Explorer thiab tus neeg ua lag luam Victor Vescovo nqis 35, 853 ko taw (10, 927 meters) mus rau hauv dej hiav txwv Pacific, rhuav tshem cov ntaub ntawv rau kev dhia dej tob tshaj plaws.

Vim li cas Mariana trench thiaj li tob?

Ib yog vim li cas Mariana Trench yog sib sib zog nqus , nws hais ntxiv, yog vim tias sab hnub poob Pacific yog lub tsev rau qee qhov dej hiav txwv qub tshaj plaws hauv ntiaj teb-kwv yees li 180 lab xyoo. Seafloor yog tsim raws li lava ntawm nruab nrab dej hiav txwv ridges. Thaum nws yog tshiab, lava yog piv rau sov thiab buoyant, caij siab ntawm lub hauv paus mantle.

Pom zoo:

Dab tsi yog qhov mantle qhov tob tob?

255km ua Tom qab ntawd, ib tug kuj yuav nug, dab tsi yog qhov txheej txheem ntawm qhov tob tob? Cov sab nraud core , txog 2, 200 mais (1, 367 mais) tuab, feem ntau yog tsim los ntawm cov kua hlau thiab npib tsib xee. NiFe hlau nplaum sab nraud core kub heev, ntawm 4, 500 ° thiab 5, 500 ° C (8, 132 ° thiab 9, 932 ° Fahrenheit).

Cov txheej ntawm lub ntiaj teb tob npaum li cas?

Structure Depth (km) Txheej 0–80 Lithosphere (hauv zos txawv ntawm 5 txog 200 km) 0–35 Crust (hauv zos txawv ntawm 5 thiab 70 km) 35–2,890 Mantle 80–220 Asthenosphere

Qhov nruab nrab qhov tob ntawm CCD calcite them qhov tob yog dab tsi)?

Lub calcite them nyiaj qhov tob nyob nruab nrab ntawm 4 thiab 6 km hauv cov dej hiav txwv niaj hnub no thiab aragonite them nyiaj qhov tob (ACD) tshwm sim nyob rau nruab nrab ntawm li 3 km saum toj no (Morse thiab Mackenzie, 1990 thiab cov ntaub ntawv nyob rau hauv)

Cov kab hluav taws xob hauv av tob npaum li cas?

Qee zaus, es tsis txhob muab faus ncaj qha rau hauv av, ib qho av hauv av tau muab tso rau hauv qhov av, uas tuaj yeem ncav cuag 20 lossis 30 meters hauv qab av