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Earth is the third planet from the Sun and the only astronomical object known to harbor life. This is enabled by Earth being an ocean world, the only one in the Solar System sustaining liquid surface water. Almost all of Earth's water is contained in its global ocean, covering 70.8% of Earth's crust.
11 lis 2019 · Earth’s crust is like the shell of a hard-boiled egg. It is extremely thin, cold and brittle compared to what lies below it. The crust is made of relatively light elements, especially silica, aluminum and oxygen.
Plates in the crust of Earth. Earth's crust is its thick outer shell of rock, referring to less than one percent of the planet's radius and volume. It is the top component of the lithosphere, a solidified division of Earth's layers that includes the crust and the upper part of the mantle. [1]
1 dzień temu · Earth’s outermost, rigid, rocky layer is called the crust. It is composed of low-density, easily melted rocks; the continental crust is predominantly granitic rock (see granite), while composition of the oceanic crust corresponds mainly to that of basalt and gabbro.
22 sie 2024 · The Earth’s outermost layer—its crust—is rocky and rigid. There are two kinds of crust: continental crust , and ocean crust . Continental crust is thicker, and predominantly felsic in composition, meaning that it contains minerals that are richer in silica.
2 lut 2023 · The most abundant elements found in the earth’s crust include oxygen, silicon, aluminum, iron, and calcium. The temperature within the earth’s crust is high enough to melt rocks and form the lower layer called the upper mantle.
1 sie 2023 · Pressure: The pressure of the inner core at the Earth’s center is extreme. Estimates place it at over 3.5 million times greater than the pressure at sea level. Temperature: The temperature of the core is similar to that of the Sun’s surface, around 5,500 degrees Celsius.
