GEOLOGY

EARTH SCIENCE

TECTONICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which layer of the Earth is the thickest and is made of molten rock?
A
Outer Core
B
Inner Core
C
Crust
D
Mantle
Explanation: 

Detailed explanation-1: -The mantle is the mostly solid bulk of Earth’s interior. The mantle lies between Earth’s dense, super-heated core and its thin outer layer, the crust. The mantle is about 2, 900 kilometers (1, 802 miles) thick, and makes up a whopping 84 percent of Earth’s total volume.

Detailed explanation-2: -The Mantle It is the largest layer of the Earth, 1800 miles thick. The mantle is composed of very hot, dense rock.

Detailed explanation-3: -Answer and Explanation: The thickest interior layer of the Earth is the mantle, which is about 1800 miles thick. The layer called the outer core is about 1400 miles thick. The thinnest interior layer of the Earth is the inner core, which is just about 800 miles thick.

Detailed explanation-4: -Mantle-2, 900 km thick. Outer Core-2, 200 km thick. Inner Core-1, 230 to 1, 530 km thick.

Detailed explanation-5: -Continental crust is about 35 km (22 mi) thick, but the large crustal root under the Tibetan Plateau is approximately 70 km (43 mi) thick. The thickness of the upper mantle is about 640 km (400 mi).

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