Tsunamis

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ocean floor 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.
ocean floor

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.
When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.
When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami. 

When the ________ at a plate boundary rises or falls suddenly, it displaces the water above it and launches the rolling waves that will become a tsunami.
2
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Rikuzentakata
Rikuzentakata
More than 1, 500 people died in ________, one of several towns eradicated by a tsunami that hit Japan.
More than 1, 500 people died in ________, one of several towns eradicated by a tsunami that hit Japan.
3
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305 meters
305 meters
A tsunami is a series of ocean waves that sends surges of water, sometimes reaching heights of over 100 feet (________), onto land.
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deep ocean
In ________, tsunami waves may appear only a foot or so high.
In ________, tsunami waves may appear only a foot or so high.
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Pacific Oceans
Most tsunamis- about 80 percent- happen within the ________ "Ring of Fire, "a geologically active area where tectonic shifts make volcanoes and earthquakes common.
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vacuum effect
When it does, it produces a(n) ________ that sucks coastal water seaward and exposes harbor and sea floors.
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Tsunamis
________ may also be caused by underwater landslides or volcanic eruptions.