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प्रश्न
Name the sources of information about forces operating inside the earth.
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उत्तर
Information about forces operating inside the earth is taken by the study of seismic waves, materials thrown up by volcanoes and the evidence from the theories of the origin of the earth.
संबंधित प्रश्न
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 is known as Sial? How deep is the area marked by Sial?
Study the figure on the side and answer the question
Why is the expression ‘Nife’ so called?
Which layer is responsible for earth’s magnetic field? Why?
Why does the Sun not rise at the same time everywhere in the world?
Why is the Earth slightly flattened at the poles?
Explain briefly the structure of the earth.
Silica and Aluminium are the components of the ______.
Give reason for the following:
The cause of the functioning of the magnetic compass
Consider the given statement
- When magnia reaches this Earth’s surface, it is referred to as ‘Lava’.
- The interior of the earth contains very hot molten material called ‘Magma’.
- Sedimentary are also called Primary (or) Mother rocks.
