What is a tsunami How are tsunamis generated quizlet?

What is a tsunami How are tsunamis generated?

A tsunami is a series of extremely long waves caused by a large and sudden displacement of the ocean, usually the result of an earthquake below or near the ocean floor. This force creates waves that radiate outward in all directions away from their source, sometimes crossing entire ocean basins.

What is a tsunami and how is it formed quizlet?

How is a tsunami formed? A tsunami is a long high sea wave caused by an earthquake, submarine landslide, or other disturbances. As a tsunami nears the coastline, it may rise to several feet, and can cause great loss of life and property damage when it comes ashore.

What is a tsunami quizlet geology?

Tsunami. a wave train or series of waves generated in a body of water by an impulsive disturbance that vertically displaces the water column or by the transfer of momentum to the ocean water.

How tsunami generated or produced?

Tsunamis are caused by violent seafloor movement associated with earthquakes, landslides, lava entering the sea, seamount collapse, or meteorite impact. … Note that 72% of tsunamis are generated by earthquakes. A disturbance that displaces a large water mass from its equilibrium position can cause a tsunami.

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How are tsunamis created answer?

Answer: Tsunami are waves caused by sudden movement of the ocean surface due to earthquakes, landslides on the sea floor, land slumping into the ocean, large volcanic eruptions or meteorite impact in the ocean.

What is tsunami very short answer?

A tsunami is a series of waves caused by earthquakes or undersea volcanic eruptions. … The tsunami was generated by a large earthquake in the Southern Pacific Ocean. Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea.

Why is tsunami called tsunami?

The word tsunami (pronounced tsoo-nah’-mee) is composed of the Japanese words “tsu” (which means harbor) and “nami” (which means “wave”). … The tsunami waves are completely unrelated to the astronomical tides – which are caused by the extraterrestrial, gravitational influences of the moon, sun, and the planets.

How do tsunamis form quizlet?

Most tsunamis are caused by earthquakes generated in a subduction zone, an area where an oceanic plate is being forced down into the mantle by plate tectonic forces. … This sudden motion is the cause of the tsunami – because it gives an enormous shove to the overlying water.

What Causes tsunami Mcq?

Tsunamis are usually generated by undersea earthquakes at tectonic plate boundaries, but they can also be triggered by underwater landslides, volcanic eruptions, or even a giant meteor impact with the ocean.

What is a tsunami quizlet oceanography?

A tsunami is a series of water waves (“splash waves”). They can happen in lakes, frequently in Japan, many different causes. Tsunami. A series of waves with very long wavelengths (100-200 km) and periods (10-80 minutes). Their periods are much longer than storm-generated swell.

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