Tsunamis

What is a tsunami?

• A large storm with very high speed winds

• A tropical cyclone that occurs in the Pacific Ocean

• A large & powerful ocean wave

• A type of tornado that happens on water

• Any earthquake that causes significant damage

What natural event can cause a tsunami?

• Earthquakes

• Volcanic eruptions

• Landslides

• A glacier breaking off into the ocean

• All of the above

How far can a tsunami travel?

• Less than 1 mile

• 10 miles

• 100 miles

• Over 1000 miles

Tsunamis move very slow, typically around 10 miles per hour.

• True

• False

Where do most of the tsunamis in the world occur?

• The Great Lakes

• The Atlantic Ocean

• The Pacific Ocean

• The Arctic Ocean

Tsunamis are caused by ...

• wind traveling over the surface of the ocean.

• the rotation of the Earth.

• the gravitational pull of the Moon.

• a large displacement of water.

Although tsunamis are sometimes called tidal waves, they have nothing to do with the ocean's tides.

• True

• False

Most tsunamis are caused by what natural event?

• Earthquakes

• Volcanic eruptions

• Landslides

• A glacier breaking off into the ocean

• Hurricanes

What do we call a series of waves generated by a tsunami?

• Tides

• Wave train

• Wave town

• Sets

The term ‘tidal wave' is a misnomer, since tsunamis have nothing to do with tides. In the previous sentence, what does ‘misnomer' mean?

• An inappropriate name

• A Japanese word

• An outright lie

• A spelling error