Nettet11. apr. 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 investigations, such as ours ... Nettet29. mai 2012 · Geologists have long known that Earth’s core, some 1,800 miles beneath our feet, is a dense, chemically doped ball of iron roughly the size of Mars and every bit as alien.

Scientists believe an ancient seafloor lies deep beneath Earth

Nettetfor 1 time siden · A massive ocean floor lurks near Earth's core. Now, seismic imaging has revealed that it likely surrounds much — if not all — of the core. This thin, dense layer … Nettet2. mar. 2024 · The mantle is about 1,800 miles (2,900 kilometers) thick and appears to be divided into two layers: the upper mantle and the lower mantle. The boundary … bluetooth lfte

What is the thickness of the earth

Nettet15. des. 2024 · In between the outer core and crust is the mantle, the thickest layer. This hot, viscous mixture of molten rock is about 1,800 miles (2,900 kilometers) thick and has the consistency of caramel. The … Earth's mantle is a layer of silicate rock between the crust and the outer core. It has a mass of 4.01 × 10 kg and thus makes up 67% of the mass of Earth. It has a thickness of 2,900 kilometers (1,800 mi) making up about 84% of Earth's volume. It is predominantly solid but, on geologic time scales, it behaves as a viscous fluid, sometimes described as having the consistency of caramel. Partia… Nettet14. aug. 2024 · According to the GRC NASA website, Earth's atmosphere is a thin sheet of air extending from the surface of the Earth to the edge of space. Some videos on youtube also point out that if the Earth is the size of an apple, its atmosphere is just as thick as the apple's skin. But when we look at some diagrams, Earth's atmosphere is … bluetooth lg arreglar