Nettet7. apr. 2005 · The crust thickness averages about 18 miles (30 kilometers) under the continents, but is only about 3 miles (5 kilometers) under the oceans. It is light and brittle and can break. In fact it's... Nettet24. okt. 2016 · At the core’s heart is an extremely hot but still solid nickel-iron sphere with a radius of around 1,200km. At approximately 5,400°C, this inner core is similar in temperature to the surface …

Geothermal gradient - Wikipedia

Nettet25. jan. 2024 · The Earth is formed of the crust, the mantle and the inner and outer cores. The solid inner core is situated about 3,200 miles below the Earth’s crust and is … NettetThe Earth’s surface is covered by its thinnest layer, the crust. Land is made of continental crust, which is 8km to 70km thick and made mostly from a rock called granite. The layer beneath the ocean bed is made of … setting up ups worldship

5 Facts About the Earth

Nettet23. jan. 2024 · The outer core extends for around 1,400 miles and mostly consists of liquid iron and nickel. At the center of our planet lies the dense inner core, which is around 750 miles thick and... NettetThe inner core is a solid mass about 480 km in diameter. Surrounding the solid inner core is a fluid outer core, that brings the total diameter of the core to about 660 km. The Moon’s core is small (about 20% of the Moons diameter) as opposed to other terrestrial worlds (like the Earth) with cores measuring closer to 50% of their diameters. Nettet23. jan. 2024 · The inner core is around 1 216 km thick. It’s made of solid iron with some nickel. These dense metals would have sunk down in the young Earth, ending up in the centre. The solid inner core rotates within the liquid outer core. The outer core is around 2 270 km thick. It’s made of liquid iron with some nickel. the tipsy tabby cat cafe