题目The Earth's mantle is _. A. solid all the way through B. liquid all the way through C. mostly solid but with some semi - molten areas D. made of gas 相关知识点: 试题来源: 解析 C。解析:地球的地幔大部分是固体,但存在一些半熔融区域。不是完全固体,选项A错误。也不是完全液体,选项...
The Earth's mantle is separated from the crust by ___. A. a layer of water B. the Mohorovicic discontinuity C. a layer of ice D. the magnetic field 相关知识点: 试题来源: 解析 B。解析:地幔和地壳是由莫霍界面(Mohorovicic discontinuity)分隔开的。选项A,两者之间不是由一层水分隔,A错误。
In 2011 the earth's tectonic plates caused widespread abnormality, of which the deeper reason is the very activity of the earth's mantle. 造成2011年地球地质板块活动的普遍异常,其中,更深层次的原因是:地球的上地幔异常活跃。 zh.wikipedia.org 9. An upwelling of molten material from the earth's ...
doi:10.1038/physci234061a0Nature Physical ScienceNature Physical Science
The Earth's Mantle 来自 ResearchGate 喜欢 0 阅读量: 18 作者: I Jackson 摘要: Interdisciplinary in scope, The Earth's Mantle is a comprehensive overview of the composition, structure and evolution of the mantle layer that strikes a balance between established consensus and continuing controversy...
It is completely solid and has no movement C. It can flow slowly over a long period of time D. It has the same composition as the crust 相关知识点: 试题来源: 解析 C。解析:地幔在长时间内能够缓慢流动,这也是板块运动的动力来源之一。选项A,地幔比地壳厚很多。选项B,地幔不是完全固态且静止的...
题目The mantle of the Earth is _. A. the outermost layer B. between the crust and the core C. the innermost layer D. made up of the atmosphere 相关知识点: 试题来源: 解析 B。解析:地幔位于地壳和地核之间。选项A,地球的最外层是地壳;选项C,地球的最内层是地核;选项D,地幔与大气没有关系,...
The Earth's Mantle: The Earth is made up of three layers. The core is the dense innermost layer of the earth, divided into two parts. The crust is the Earth's thin outer, rocky layer. The mantle is the largest layer of the Earth and is located between the core and the crust. The...
Samples collected from the ocean floor reveal how the mantle's convective forces shape Earth's surface, create its crust and perhaps even affect its rotation
The Earth's mantle plays a crucial role in a variety of geologic processes and provides researchers with important insights into the development of our planet. Interdisciplinary in scope, The Earth's Mantle is a comprehensive overview of the composition, structure and evolution of the mantle layer...