One Way We Know That Tsunamis Are "Gravity" Waves and Not

question 20

Essay

One way we know that tsunamis are "gravity" waves and not "pressure" waves, is they are limited by the speed of sound.The speed of sound in ordinary ocean water is 1.5 km/sec.What is the wave speed of a tsunami in km/sec if it can move 900 km/hr in the open ocean? What mach number is this (how many times the speed of sound in water)?

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The national government of Japan, characterized by a constitutional monarchy and a parliamentary government.

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The difference between the amount producers are willing to sell a good for and the amount they actually receive.

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A sweet-tasting, soluble carbohydrate found in many plants and used as a sweetener in food and beverages.