WebApr 10, 2024 · 5 min For decades, scientists have debated the nature and origin of what some experts consider the most anomalous and enigmatic layer of Earth’s deep interior: the boundary between its... WebDefinition of outer core in the Definitions.net dictionary. Meaning of outer core. What does outer core mean? ... Outer core. The outer core of the Earth is a fluid layer about 2,200 km …

Earth

WebOct 21, 2002 · The solid inner core (Fig. 1) is the most remote and enigmatic part of our planet, and, next to the crust, is the smallest “official” subdivision of Earth's interior. It was discovered in 1936 ( 1 ), and by 1972 it was established that it was solid, albeit with a very small rigidity ( 2–4 ). By 1993 it had been established that it was ... WebThe Earth's outer core is in a state of turbulent convection as the result of radioactive heating and chemical differentiation. This sets up a process that is a bit like a naturally occurring electrical generator, where the convective … s or es worksheets

Mantle - National Geographic Society

WebAt a depth of about 2,900 km (1,800 miles), the lower mantle gives way to Earth’s outer core, which is made up of a liquid rich in iron and nickel. At a depth of about 5,100 km (3,200 miles), the outer core transitions to the … WebDue to the incredibly high temperatures and pressures near the center of the Earth, the outer core is liquid iron and nickel, while the inner core is solid. The motion of the liquid outer core is what gives Earth its magnetic field. Take a look at how temperature in the earth change with depth. Temperature with depth in the Earth s or c shaped spine