What is the connection between earthquakes and tsunamis?
If big enough and close enough to the ocean floor, the energy from such an earthquake can cause the ocean floor to suddenly rise (uplift) or fall (subside).
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20
Draw and label a diagram of a tsunami.
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15
What are the characteristics of earthquakes that impact a tsunami?
Key earthquake characteristics that contribute to tsunami generation are location, magnitude (size), and depth.
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10
What magnitude must an earthquake reach to generate a dangerous tsunami?
8.0+
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10
What determines the speed of a tsunami?
Ocean depth rather than the distance from the source of the wave.
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10
Why do oceanographers not refer to tsunamis as tidal waves?
Because tides have little to do with these giant waves.
