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प्रश्न
Mention the layers of the interior of the Earth.
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उत्तर
The structure of the earth’s interior is divided into three layers namely the crust, the mantle, the core.
- Crust is the outer layer of the earth, where we live. The major elements of crust are silica (Si) and aluminium (Al). Hence it is named as SIAL.
- Mantle is the intereior part beneath the crust. The major elements of the mantle are silica (Si) and magnesium (Mg). Hence it is called SIMA.
- The core is the innermost and hottest layer of the earth. It is composed mainly of nickel (Ni) and iron (Fe). Hence it is called NIFE.
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संबंधित प्रश्न
What is the lithosphere?
State two chief characteristics of the earth’s crust.
Name two types of earth movements.
How do the meteorites helps scientists to know about the interior of the earth?
Look at the figure on the side and answer the question:
Label the parts: (1), (2), (3), (4) and (5).
Look at the figure on the side and answer the question:
Which part of the earth is suitable for human habitation? Why?
Explain the layers of the interior of the earth with reference to the following :
(a) Depth,
(b) Temperature
(c) Density.
Study the figure on the side and answer the question
What happens to the continents if there is an earthquake?
Which are the two most abundant chemical elements in the Earth’s crust?
Give reason for the following:
Generation of the Earth’s Magnetic field.
