Webb7 apr. 2024 · The Core is made up of two layers, the inner core and outer core. Seismic evidence tells us that the inner core is solid while the outer core is liquid. The inner core has a radius of 1 216 km and the total radius of the core is 3486 km. The core is composed mostly of iron (80%) and some nickel. WebbThe inner core is solid because answer choices it is composed of iron and nickel. the surrounding outer layers act as a blanket to insulate the core. pressure from the weight of the surrounding layers prevents the inner core from melting. None of these, for the inner core is not solid, but liquid. Question 7 60 seconds Q. The mantle is composed of
Lecture 4 1 .pdf - The Core • The outer and inner core:...
Webb16 sep. 2013 · Earth's inner core, made up of solid iron, 'superrotates' in an eastward direction -- meaning it spins faster than the rest of the planet -- while the outer core, comprising mainly molten iron ... how many kilometers can i claim on tax return
Earth
WebbInstead it is created by the earth's outer core, made of molten iron and nickel. The magnetic field is created when the outer core flows around the inner core. What inner core made up of? In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across answering what inner core is solid. WebbRT @FindingAda: Inge Lehmann, a Danish seismologist & geophysicist, discovered evidence of the Earth's solid inner core & molten outer core. Her work was confirmed by … WebbThe inner core is the fourth layer inside the Earth. It is a solid metallic ball made mainly of iron. Here, temperatures reach extraordinary levels, estimated to be between 7,200–8,500ºF (4,000–4,700ºC). Although the inner core is very hot, it is not liquid like the outer core. The inner core is solid due to the pressure caused by the ... how many kilometers can you claim on tax