How many km is the mantle
WebIn the early 1960s, they drilled five holes into the ocean bottom near Guadalupe Island in the eastern Pacific Ocean at a depth of 11,700 feet (3,566 meters). The deepest hole only … Weblithosphere, rigid, rocky outer layer of the Earth, consisting of the crust and the solid outermost layer of the upper mantle. It extends to a depth of about 60 miles (100 km). It is broken into about a dozen separate, rigid blocks, or plates ( see plate tectonics ).
How many km is the mantle
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Web19 okt. 2024 · It has a large metallic core with a radius of about 1,289 miles (2,074 kilometers), about 85 percent of the planet's radius. There is evidence that it is partly molten or liquid. Mercury's outer shell, … Web18 dec. 2024 · The other major type of rock found in the mantle is magnesium oxide. What is the density of the oceanic crust? The estimated average density of the oceanic crust is …
WebThe size of the Earth -- about 12,750 kilometers (km) in diameter-was known by the ancient Greeks, but it was not until the turn of the 20th century that scientists determined that our planet is made up of three main … 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…
Web2 feb. 2024 · Between the upper and lower mantle, there is the presence of the transition zone, which ranges in depth from 250 – 410 miles (410 – 660 km). 3. Lower Mantle. Temperature: 1900 K (∼ 1600°C) in the outer … WebComposition. Continental crust is broadly granitic in composition and, with a density of about 2.7 grams per cubic cm, is somewhat lighter than oceanic crust, which is basaltic (i.e., …
Web6 dec. 2015 · Comparatively, Mars’ mantle is quite thin, measuring some 1,300 to 1,800 kilometers (800 – 1,100 mi) in thickness. Like Earth, this mantle is believed to be composed of silicate rock that are...
WebRussia holds the record for the deepest man-made hole in the world at more than 40,000 feet deep. That's 7.6 miles. No one has ever reached the Earth's mantle, although … pond head oulstonWeb11 mei 2016 · It turns out that it's much more dynamic than we thought. The mantle is a huge layer of solid rock about 3,000 kilometres thick, that … shanti dope sumpa lyricsWeb2 dagen geleden · The mission, renamed JUICE, was estimated to cost roughly 1.1 billion euros ($1.2 billion USD). It received ESA approval in May 2012, with a launch in May or June 2024 and backup opportunities the ... pond heat exchangerWebAs shown on the right-hand part of Figure 9.1.4, the upper approximately 100 km of the Earth is known as the lithosphere. This includes the rigid upper part of the mantle (or … pond heater for 50 gallon pondWebHow many kilometers deep is the mantle Select one a 4567 km b 2900 km c 3980 km Course Hero How many kilometers deep is the mantle select one a School Trinity … shantiel berryWebThe correct answer is option 1) i.e. Mohorovicic Discontinuity.. The mantle extends from Mohorovicic discontinuity to a depth of 2,900 km.; The portion of the interior beyond the … pond heater for ducksWeb11 mei 2024 · The mantle is almost 2900 km thick and constitutes about 83% of the Earth’s volume. The constituents are collectively known as SIMA (Silica + Magnesium). The average mean density of SIMA is 3 g/cm3. The upper portion of the mantle is called the Asthenosphere (extending up to 400 km). It is the main source of magma. shantie food \u0026 spirit