1) What is an earthquake? a) An earthquake is the sudden shaking of the earth's crust.  b) An earthquake is the bending of tectonic plates. c) An earthquake is the moving apart of plates. 2) How do earthquakes change the land? a) Fast change b) Slow change c) None of the above 3) How do earthqualke occurs? a) An earthquake is caused by magma coming out of the surface.  b) An earthquake is caused by the sudden movement of the tectonic plates. c) An earthquake is caused by a strong wind. 

Earthquake and its effects

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