WebAnswer 2: The inner core is solid because it is made of very dense, or heavy, materials - like iron and nickel. Even though it is very hot, these materials don't "melt" very easily, so they stay solid. Answer 3: It turns out that many materials can be a solid at a higher temperature if the pressure is also higher. WebAlthough having a composition similar to Earth's solid inner core, the outer core remains liquid as there is not enough pressure to keep it in a solid state. Seismic inversions of …
Earth
WebJan 17, 2014 · But it may surprise you to learn that, in between the solid inner core and the solid mantle, lies a liquid layer more than 2,000 kilometers thick: the Earth’s outer core. WebOct 1, 2008 · The core of the Earth is made up mainly of iron, in an outer liquid layer and an inner solid layer. The outer core is where the circulating conducting liquid generates the geodynamo, responsible for our magnetic field. cebu pacific bohol office
5 Facts About the Earth
WebApr 11, 2024 · The researchers of The University of Alabama identified a layer between the core and the mantle that is probably a dense, yet thin, submerged ocean floor. "Seismic … WebAug 4, 2010 · The inner core, a solid ball of mostly iron 1200 kilometers across, formed hundreds of millions of years ago when Earth's blazing interior began to cool and the heaviest elements started to sink. It's been growing slowly ever since. Scientists speculate that the inner core gets bigger as it absorbs and hardens molten iron from the liquid outer ... WebFeb 28, 2024 · New computer simulations suggest that Earth's hot and highly pressurized inner core could exist in a "superionic state" — a whirling mix of hydrogen , oxygen and carbon molecules,... cebu pacific booking 99 pesos