A. Cooler than the outer core B. At the same temperature as the outer core C. Warmer than the outer core D. Has no temperature difference with the mantle 相关知识点: 试题来源: 解析 C。解析:地球的内核比外核温度更高。随着深度增加,地球内部温度升高,内核位于地球最中心,压力极大,温度比外核...
Composition and temperature of the Earth's inner core. J Geophys. Res. 102: 24729-24739.L. Stixrude, E. Wasserman, R.E. Cohen, Composition and temperature of the Earth's inner core, J. Geophys. Res. 102 (1997) 24729^24739.
If you want to learn more about what's going on way down inside the Earth, read the lesson titled Earth's Inner Core Lesson for Kids: Definition & Facts. You will find out: What each layer of the Earth is called The temperature of the Earth's inner core ...
This paper attempts to estimate the temperature of the deep interior of the early Earth. The initial temperature cannot be too high or too low in order to realize the present-day thermal state, such as the surface heat flow and the inner core size. Two constraints have been placed: (1) ...
Interesting Inner Core Facts: The temperature of the inner core is believed to be approximately 5400 degrees Celsius, or 5700 Kelvin. This heat is caused by three elements: residual heat from the formation of the earth, gravitational forces from the moon and the sun, and and radioactive decay...
Inner Core: The Inner Core is the layer beneath the mantle and forms the earth's center with a radius of about 122000M. A high temperature of 5700 K is almost close to the sun's temperature. The inner core's composition is Iron and nickel alloy and other elements. ...
from the Institute of Geochemistry under the Chinese Academy of Sciences and the Beijing-based Center for High Pressure Science & Technology Advanced Research conducted research on multiple iron-light-element alloys under simulative Earth's inner core conditions of high pressure and high temperature. ...
The observations of inner core anisotropy and local heterogenity, as well as possible differential rotation of the inner core with respect to the mantle, have generated considerable interest in the physical state and dynamics of the inner core. Of particular importance are the structure and elastici...
Earth's core is structured in a solid inner core, mainly composed of iron, and a liquid outer core. The temperature at the inner core boundary is expected to be close to the melting point of iron at 330 gigapascal (GPa). Despite intensive experimental and theoretical efforts, there is lit...
A. It is solid B. It is mainly made of iron and nickel in a solid state C. It is liquid and mainly composed of iron and nickel D. It has a very low temperature 相关知识点: 试题来源: 解析 C。解析:外核是液态的,主要由铁和镍组成。选项A错误,外核是液态不是固态。选项B错误,外核是...