A. It is the source of volcanic eruptions B. It generates the Earth's magnetic field C. It is the thickest part of the Earth D. It controls the movement of the tectonic plates 相关知识点: 试题来源: 解析 B。解析:地球的外核很重要是因为它产生地球的磁场。火山喷发源于地幔的软流层,地幔...
The core of the Earth is divided into two parts: the outer core and the inner core. What is the state of the outer core? A. Solid. B. Liquid. C. Gas. D. Plasma. 相关知识点: 试题来源: 解析 B。解析:地球的外核是液态的,这是因为外核的温度和压力条件使得物质呈现液态。A选项,固体是...
The Earth's core is divided into the outer core and the inner core. Which of the following is a feature of the outer core? 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 ...
The Earth's core is divided into _. A. only one part B. two parts: outer core and inner core C. three parts: upper core, middle core and lower core D. four parts according to different densities 相关知识点: 试题来源: 解析 B。解析:地球的地核分为外核和内核两部分。不是只有一个部分...
The continents of the Earth were formed through the theory of plate tectonics. The Earth's outer shell is composed of multiple plates that slowly move under the mantle's push, forming the continents we see today. 生命的演化 Evolution of Life ...
The inner core of the Earth is _. 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,...
When the center of the Earth's crust of iron soluble core and external rotation is not consistent, there will be in dissolved iron core and outer core formed at the junction of the current flow direction and the Earth's rotation in the opposite direction, the neutrons and protons in the ...
百度试题 结果1 题目What is the outer core of the Earth? A. Solid B. Liquid C. Gas D. Rock 相关知识点: 试题来源: 解析 B。地球的外核是液态的。反馈 收藏
The Earth's core is divided into _. A. upper and lower parts B. inner and outer parts C. left and right parts D. front and back parts 相关知识点: 试题来源: 解析 B。解析:地球的地核分为内核和外核两部分。不是上下、左右或者前后部分,选项A、C、D错误。
百度试题 结果1 题目The largest portion of Earth's volume is (). A. the outer core B. the inner core C. the mantle D. the crust 相关知识点: 试题来源: 解析 C