What are the 4 stages of a tsunami?

A tsunami has four general stages: initiation, split, amplification, and run-up. During initiation, a large set of ocean waves are caused by any large and sudden disturbance of the sea surface, most commonly earthquakes but sometimes also underwater landslides.

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What is an earthquake BYJU's?

What is an Earthquake? An earthquake is the shaking of the surface of the earth due to the sudden release of energy in the earth's crust. As a result, seismic waves (also known as S waves) are created. The seismic activities in an area determine the type and intensity of the earthquake. Thereof, what causes tsunami? What causes tsunamis? Most tsunamis are caused by earthquakes on converging tectonic plate boundaries. However, tsunamis can also be caused by landslides, volcanic activity, certain types of weather, and-possibly-near-earth objects (e.g., asteroids, comets) colliding with or exploding above the ocean.

What causes an earthquake BYJU's?

Earthquakes are caused by a sudden release of stress along faults in the earth's crust. When the stress on the edge overcomes the friction, there is an earthquake. The resulting waves of seismic energy propagate through the ground and over its surface, causing the shaking we perceive as earthquakes. How long did the tsunami take to reach Sri Lanka? +1.5 hours: Beaches in southern Thailand are hit by the tsunami. Among the 5,400 who died were 2,000 foreign tourists. +2 hours: The tsunami strikes the Sri Lankan coastline from the northeast and all around the southern tip; more than 30,000 people are dead or missing.

What is an earthquake class 7?

An earthquake is a sudden shaking and trembling of the earth. This shaking and trembling causes the movement of a series of shock waves on the earth's surface. Earthquakes are caused by the sudden breaking and movement of the tectonic plates of the earth's rocky outermost crust. People also ask why earth shakes when there is an earthquake? The tectonic plates are always slowly moving, but they get stuck at their edges due to friction. When the stress on the edge overcomes the friction, there is an earthquake that releases energy in waves that travel through the earth's crust and cause the shaking that we feel.