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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
In which part of the earth is NIFE found?
Name two types of earth movements.
Look at the figure on the side and answer the question:
Which part of the earth is suitable for human habitation? Why?
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?
Why does the Sun not rise at the same time everywhere in the world?
What is SIAL?
What is NIFE?
______ is a vent (or) and opening on the surface of the Earth crust.
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.
