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प्रश्न
The continents are placed above the oceans.
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उत्तर
The density of continents is lesser than the layer supporting the ocean beds, so the continents came floating upwards at the time of the formation and solidification of the earth, as the lighter things come upwards floating over the heavier things i. e. Sial is lighter than Sima
संबंधित प्रश्न
How do the study of meteorites helps scientists to know about the interior of the earth?
Give a geographical reason for the following:
The inner core of the earth is in a solid state.
Look at the figure on the side and answer the question:
Label the parts: (1), (2), (3), (4) and (5).
Why does the Sun not rise at the same time everywhere in the world?
“Even when the Earth is spherical, it appears to be flat.” Discuss.
Give one word for the following :
A narrow block elevated between two normal faults.
What is SIAL?
Give reason for the following:
Generation of the Earth’s Magnetic field.
Give reason for the following:
The cause of the functioning of the magnetic compass
______ is a vent (or) and opening on the surface of the Earth crust.
