HURRICANES
EARTHQUAKES
TORNADOES
TSUNAMIS
VOLCANOES
100
A relatively calm area in the center of the storm.
What is the eye?
100
Smaller quakes produced after a major quake that are caused by rocks shifting to new positions.
What are aftershocks?
100

This is another name for a tornado.

What is a twister?

100

This caused the 2004 Indian Ocean tsunami.

What is a 9.1 magnitude earthquake?

100

Hot liquid rock under the Earth’s surface is known as this; it is called lava after it comes out of a volcano.

What is magma?

200

The maximum sustained surface wind of a hurricane is at least this speed or greater.

What is 74 mph?

200

The spot on the surface above where an earthquake occurs.

What is the epicenter?

200

This type of cloud may cause a tornado.

What is a cumulonimbus cloud?

200

Tsunamis are huge waves of water that are usually caused by earthquakes or these.

What are volcanic eruptions?

200

These volcanoes are wide with gently sloping sides.

What are shield volcanoes?

300

An organized ring of cumulonimbus clouds that surround the eye.

What is the eye wall?

300

The name of the place where most earthquakes on Earth occur.

What is the Ring of Fire?

300
This country averages around 1200 tornadoes every year, more than any other country.
What is the USA?
300

When tsunamis hit shallow water (often near the coast) they slow down but increase in this.

What is height?

300

These volcanoes put on a dramatic show when they erupt.

What are stratovolcanoes/composite volcanoes?

400
An abnormal rise of water generated by a storm.
What is a storm surge?
400

The instrument used to measure the strength or magnitude of an earthquake.

What is the seismograph?

400

These two months are considered tornado season in Minnesota.

What are June and July?

400

In March 2011, the Tohoku earthquake off the eastern coast of this country caused a tsunami that was a major factor in the death of over 15000 people.

What is Japan?

400

This is the name of the largest volcano.

What is Mauna Loa?

500

Hurricane season in the Atlantic Ocean occurs between these dates.

What is June 1st to November 30th?

500
A huge crack that runs through most of California that separates the North American and Pacific plates.
What is the San Andreas Fault?
500
Tornadoes are rated from EF0 - EF5 on this scale, developed in the 1960's and based on observed damage.
What is the Enhanced Fujita Scale?
500

Severe ground shaking from local earthquake, water receding from the shoreline, and a loud roaring from the ocean.

What are natural warning signs of a tsunami?

500

These volcanoes are made of small rock fragments that were previously pieces of erupted lava.

What are cinder volcanoes?