Webb15 dec. 2024 · The inner core is a solid sphere made of iron and nickel metals about 759 miles (1,221 kilometers) in radius. There the temperature is as high as 9,800 degrees Fahrenheit (5,400 degrees Celsius). … Earth's outer core is a fluid layer about 2,260 km (1,400 mi) thick, composed of mostly iron and nickel that lies above Earth's solid inner core and below its mantle. The outer core begins approximately 2,889 km (1,795 mi) beneath Earth's surface at the core-mantle boundary and ends 5,150 km (3,200 mi) beneath Earth's … Visa mer Unlike Earth's solid, inner core, its outer core is liquid. Evidence for a fluid outer core includes seismology which shows that seismic shear-waves are not transmitted through the outer core. Although having a composition similar … Visa mer Composition Earth's outer core cannot be entirely constituted of iron or iron-nickel alloy because their densities are higher than geophysical … Visa mer
Earth Earth Sciences Quiz - Quizizz
WebbIron is found in both the inner and outer core of Earth. Ceres is a dwarf planet that is believed to have surface features and a rocky core, making it very similar to the inner planets. The temperature of the inner core is believed to be approximately 5400 degrees Celsius, or 5700 Kelvin. Webb19 juni 2024 · Earth’s outer core is a fluid layer about 2,400 km (1,500 mi) thick and composed of mostly iron and nickel that lies above Earth’s solid inner core and below its … impossibility contract defense
Lecture 4 1 .pdf - The Core • The outer and inner core:...
WebbBackground. At the center of Earth is the core, a ball with a mean radius of 3480 kilometres that is composed mostly of iron. The outer core is liquid while the inner core, with a … WebbThe outer core is the third layer of the Earth. It is the only liquid layer, and is mainly made up of the metals iron and nickel, as well as small amounts of other substances. The outer core is responsible for Earth’s magnetic field. As Earth spins on its axis, the iron inside the liquid outer core moves around. How old is the Earth? WebbAnswer (1 of 2): The inner core is a hot, dense ball of (mostly) iron. It has a radius of about 1,220 kilometers (758 miles).The liquid outer core separates the inner core from the rest … impossibilities magic mindreading and mayhem