Tsunamis

Introduction
Generation
Initiation
Propagation
Inundation
Long-term Effects

Inundation

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Question 1

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How does a tsunami wave become a rushing current of water? (Choose the best answer.)

a) Wave speed increases as it moves onshore, even though water particle motion decreases.

b) Water particle motion increases even though wave speed decreases.

c) Water particle motion increases as the wave speed increases.

d) Debris picked up by the wave increases wave momentum.

The correct answer is B.

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