Tsunamis are often cause by what in the earth's crust?
waves faulting. flooding pressure friction Movement erosion heat
A B C D E F G H
Earthquakes can cause a tsunami.
Faulting in the earth's crust can cause a tsunami 
Tsunamis are often cause by what in the earth's crust? (A) waves (B) faulting. (C) flooding (D) pressure (E) friction (F) Movement (G) erosion (H) heat