INDIAN GEOGRAPHY

THE EARTH

VOLCANOES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Volcanoes can also form where there is stretching of the earth’s _________ and where the _________ goes thin.
A
Surface, crust
B
Plate, surface
C
Crust, crust
D
Plate, crust
Explanation: 

Detailed explanation-1: -As the denser plate edge moves downward, the pressure and temperature surrounding it increases, which causes changes to the plate that melt the mantle above, and the melted rock rises through the plate, sometimes reaching its surface as part of a volcano.

Detailed explanation-2: -Volcanic eruptions can profoundly change the landscape, initially through both destructive (flank failure and caldera formation) and constructive (lava flows, domes, and pyroclastic deposits) processes, which destroy vegetation and change the physical nature of the surface (e.g., porosity, permeability, and chemistry).

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