There is a mantle and a core. Themantle covers the core. Then what is the core?The core of the Earth is madeof uranium. Imagine what a boiled egg looks like. Inside the shel of the egg,there is a white part and a yellow part. The white part covers the yellow part Ifthe mantle ...
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
Discusses the components of the earth's core. Discrepancy between the seismically determined density within the Earth's core and the experimentally determined density of iron; Solubility of ferrous oxide in molten iron at high pressures; Convection responsible for the Earth's magnetic field.Bassett...
What is the outermost layer of the Earth called? A. Core B. Mantle C. Crust D. Atmosphere 相关知识点: 试题来源: 解析 C。地球的最外层是地壳(Crust)。核心(Core)是地球的最中心部分;地幔(Mantle)在核心和地壳之间;大气层(Atmosphere)是地球周围的气体层,不属于地球的结构层。
Following the first detection of a certain type of seismic wave, scientists have gained new insight into the structure of the Earth's inner core. While the findings confirm the core is solid, the speed of the wave suggests that it could be "softer" than originally thought. ...
does the science fiction Journey to the Centre of the Earth tell? 2. How do the travelers to the core of the earth come out in the fiction? 3. How many layers does the Earth have and what are they? 4. What is the freezing point of iron? 5. Why is life possible according to ...
The solid metal core of Earth does not rotate perfectly in time with the outer layers of the planet, and new research confirms that it has now reversed direction.
Satellite internet works by using satellites in Earth’s orbit to transmit data between a home or business and the internet backbone, the core network infrastructure that forms the foundation of the global internet. To access satellite internet, users must install a satellite dish on their roof or...
When it comes to the increasingly severe effects of climate change, planet earth will do just fine if humanity does nothing to limit carbon emissions. The earth will continue to turn. The rabbits and moles in the park next to my San Francisco house will continue to hop and tunnel around, ...
Nickel is also found in the earth’s core, making it popular. It shares ferromagnetic properties with steel and iron, and this material has been used to make coins for a long time. Today, nickel is used in many industries.Phonesandbatteriesare just two of the many examples, as this metal...