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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
Where is asthenosphere found?
Write one difference between Moho Discontinuity and Gutenberg Discontinuity.
Give a geographical reason for the following:
Temperature starts rising gradually towards the interior of the earth.
Give a geographical reason for the following:
The asthenosphere is in a semi-molten state.
There are two transitional zones between the two consecutive layers of the interior of the earth. Name them and state their chief characteristics.
Study the figure on the side and answer the question
What role does Sima play?
Study the figure on the side and answer the question
What happens to the continents if there is an earthquake?
______ is the rigid outer layer of the Earth.
Distinguish between Core and Crust.
Silica and Aluminium are the components of the ______.
