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प्रश्न
Why does the Sun not rise at the same time everywhere in the world?
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उत्तर
If the Earth were flat, the whole world would have the sunrise and sunset at the same time. As the Earth is spherical and rotates from West to East, places in the East see the Sun earlier than the places in the West.
संबंधित प्रश्न
State two chief characteristics of the earth’s crust.
Give a geographical reason for the following:
The asthenosphere is in a semi-molten state.
Look at the figure on the side and answer the question:
Label the parts: (1), (2), (3), (4) and (5).
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 is known as Sial? How deep is the area marked by Sial?
Study the figure on the side and answer the question
What role does Sima play?
______ is the rigid outer layer of the Earth.
Silica and Aluminium are the components of the ______.
Match the following:
| (a) | Crust | (i) | 2,171 km |
| (b) | Upper Mantle | (ii) | 2,259 km |
| (c) | Lower Mantle | (iii) | 30 km |
| (d) | Outer Core | (iv) | 1221km |
| (e) | Inner Core | (v) | 720 km |
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.
