Hurricanes, Tornadoes and Thunderstorms

Front

What leads to low pressure systems?

Back

Warm air rising.

Front

Why is water important in the formation of hurricanes?

Back

Warm water produces the moisture that creates water vapor, which releases heat energy to fuel the hurricane.

Front

Why do hurricanes form more often at the end of summer?

Back

The ocean water is much warmer, which fuels the water cycle and creates lower air pressure.

Front

What is the wind speed necessary for a hurricane to form?

Back

More than 74 mph.

Front

How does warm water affect hurricanes?

Back

Warm water strengthens hurricanes by providing energy and moisture.

Front

What is a hurricane?

Back

A large, rotating storm system characterized by strong winds and heavy rain.

Front

What is a tornado?

Back

A rapidly rotating column of air that extends from a thunderstorm to the ground.

Front

What conditions are necessary for tornado formation?

Back

Warm, moist air at the surface and cool, dry air aloft.

Front

What is a thunderstorm?

Back

A storm characterized by thunder, lightning, and heavy rain.

Front

What role does humidity play in thunderstorms?

Back

High humidity provides the moisture needed for cloud formation and precipitation.