Video: Lub Hawaiian Islands tau tsim rau cov menyuam yaus li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Nyob rau hauv lub ntiaj teb sab nrauv crust, muaj daim hlau ntawm pob zeb uas txav hu ua tectonic daim hlau. Thaum lub ntiaj teb daim hlau tectonic tuaj ua ke, lawv daim ntawv roob hluav taws. Cov cov kob ntawm Hawaii tiag tiag zaum hauv nruab nrab ntawm Pacific Phaj ntawm qhov chaw kub. Lava tsim pob zeb thaum nws ntaus dej hiav txwv thiab tsim lub cov kob ntawm Hawaii.
Hauv qhov no, Hawaii Islands tau tsim li cas?
Cov Hawaiian Islands tuaj tau tsim los ntawm xws li qhov chaw kub kub tshwm sim hauv nruab nrab ntawm Pacific Phaj. Thaum lub qhov kub ntawm nws tus kheej yog tsau, lub phaj txav. Yog li, raws li lub phaj tsiv tshaj qhov chaw kub, txoj hlua ntawm cov kob uas ua rau Hawaiian Island chain ua tsim.
Dab tsi ntawm daim phiaj ciam teb ua rau Hawaiian Islands? Tectonic Phaj thiab Active Volcanoes ntawm Lub Ntiaj Teb: Feem ntau cov volcanoes nquag nyob nrog lossis ze ntawm thaj tsam ntawm lub ntiaj teb hloov tectonic daim hlau. Hawaiian volcanoes, li cas los xij, tshwm sim nyob rau hauv nruab nrab ntawm lub Pacific Phaj thiab yog tsim los ntawm volcanism tshaj Hawaiian "Hot Spot" (saib ntawv nyeem).
Raws li txoj cai, thaum twg Hawaii Islands tau tsim?
Lub Yim Hli 21, 1959
Koj tuaj yeem qhia tau tias Hawaii Islands muaj hnub nyoog li cas?
Cov hnub nyoog ntawm Hawaii Islands sib txuas ncaj qha nrog lawv txoj haujlwm thaj chaw. Lub ntsiab cov kob yog positioned nyob rau hauv kev txiav txim ntawm hnub nyoog , los ntawm tus hlob mus rau tus yau, los ntawm sab qaum teb hnub poob mus rau sab qab teb sab hnub tuaj. Kauai yog kwv yees li 5.1 lab xyoo, ua raws li Oahu ntawm 2.2 txog 3.4 lab xyoo.
Pom zoo:
Lub Hawaiian Islands tau tsim los ntawm hotspots li cas?
Nyob rau hauv cov cheeb tsam uas cov phiaj los ua ke, qee zaum volcanoes yuav tsim. Lub roob hluav taws kuj tuaj yeem tsim nyob rau hauv nruab nrab ntawm lub phaj, qhov twg magma nce siab mus txog thaum nws tawg rau ntawm ntug dej hiav txwv, ntawm qhov hu ua "qhov chaw kub." Cov Hawaii Islands tuaj tau tsim los ntawm qhov chaw kub no tshwm sim hauv nruab nrab ntawm Pacific Phaj
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