想問下upper mantle係solid定lower mantle先係

2008-10-03 5:12 am
我本書話upper mantle 係liquid, lower mantle先係solid..
但係老師又話lower mantle 係solid...upper mantle先係liquid..

究竟邊個先係真?

回答 (1)

2008-10-06 7:24 pm
✔ 最佳答案
upper mantle係liquid
lower mantle係solid
因為lower mantle under好大的壓力,所以唔會溶做liquid form
(按:唔通火山爆發係lower mantle度抽上黎噴!?)
參考: 以前notes


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