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प्रश्न
There are two transitional zones between the two consecutive layers of the interior of the earth. Name them and state their chief characteristics.
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उत्तर
The transitional zone between crust and mantle is Moho Discontinuity which is the dividing zone between solid and semi-solid state of rocks due to the increasing temperature as the depth increases. The boundary between mantle and core is known as Gutenberg Discontinuity, below this zone both density and temperature going on increasing. The density is more than 13 and temperature is more than 2200°C.
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संबंधित प्रश्न
What are the consequences of the pressure and temperature in the interior of the earth?
Give a geographical reason for the following:
Temperature starts rising gradually towards the interior of the earth.
Describe the layers of the interior of the earth and their chemical composition.
Which are the two most abundant chemical elements in the Earth’s crust?
Why does the Sun not rise at the same time everywhere in the world?
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 |
What is NIFE?
Give reason for the following:
Generation of the Earth’s Magnetic field.
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.
