Question

What are the two main situations in which earthquake occur

Answer 1

The main cause of earthquake is volcanic eruptions. Such type of earthquakes occurs in areas, with frequent volcanic activities. When boiling lava tries to break through the surface of the earth, with theincreased pressure of gases, certain movements are caused in earth's crust

Answer 2

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here is ur answer.


Movements in the interior of the earth release tremendous amounts of energy.This causes seismic waves leading to movements of the earth's surface like tremors , shaking ,cracking up etc.

Such vibrations or quaking in the earth's crust is known as an Earthquake .It is believed that besides other causes ,man- made causes like mining and construction of big fans can also lead to earthquakes.

Effects of earthquake

. Destruction of infrastructure ,i.e., buildings , bridges, roads ,railway tracks ,etc.

.Change in the direction of the flow of rivers .

. Huge loss of life and property.


Hope it may helps u