SCIENCE
EARTH SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The innermost layers of Earth
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Thin, outermost layer of Earth
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a rock
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a solid geometrical form
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Detailed explanation-1: -Inner Core : The innermost part of Earth is the core and is about 1500 miles (2414 km) thick. Both the inner and outer cores consist primarily of iron and nickel. They’re extremely hot, with temperatures ranging from 7200–9000℉ (4000–5000℃).
Detailed explanation-2: -The inner most layer of earth is the core. The Earth is divided into 3 main layers. Crust (outermost), mantle and core (innermost). Option (a) is the correct answer.
Detailed explanation-3: -Answer: The other term for the word core is Centre.
Detailed explanation-4: -The innermost layer is the core with a radius of about 3500 km. It is mainly made up of nickel and iron and is called nife (ni – nickel and fe – ferrous i.e. iron). The central core has very high temperature and pressure. The earth’s crust is made up of various types of rocks.