A _________ can from when a rapidly spinning column of low pressure air, called a funnel cloud touches the ground.

A _____________ is a large, rotating low-pressure system that forms over the warm waters of oceans near the equator.

Lightning heats the air so much that the air expands. The sound created by the sudden expansion and contraction is called _______________________.

Most hurricanes

Winds are generated when air flows from a high pressure area into a ____.

Thunderstorms form along a cold front

Thunderstorm clouds are known as _____.

These storms produce the Earth's most powerful winds

The calm area in the center of a hurricane is called the _____.

The most dangerous aspect of a hurricane that comes ashore is the ________.

Hurricanes can produce tornadoes

About 75% of the world's tornadoes happen in the United States during Springs and early Summer when cold, dry from Canada meets warm, moist air from the Gulf of Mexico. This relatively flat part of the country is known as ________________.

Many people think that the winds are the most damaging part of a hurricane-most of the damage from hurricanes is actually caused by flooding from heavy rains and _________ _________, which is the rise in sea level that happens during a storm.

Thunderstorms, hurricanes, and tornadoes form at __________ pressure systems, where you have warm (typically moist/humid) air quickly rising.

A funnel cloud and a tornado are the same.

Theses storms are the largest and most powerful storms on the planet.