Q5 of 30 Page 15

Give geographical reasons:

Mantle is the centre of earthquake and volcanic eruptions.

The Mantle is the layer beneath the earth’s crust. The upper mantle is called asthenosphere. Which is in a liquid state. In this layer, the rock material deforms more readily, and magma formation takes place. The internal energy released due to endogenic movement caused in the mantle is responsible for earthquake and volcanic eruptions.


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Give geographical reasons:

There are discontinuities in the interior of the earth.

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Give geographical reasons:

There is correlation between the density of metals and their location in the interior of the earth.

 5

Give geographical reasons:

The thickness of the crust below the continents is more as compared to oceans.

 5

Give geographical reasons:

Earth is protected because of the magnetosphere