01c NGS Ch 11 - Section 1: Weather Patterns

Front

What is a high-pressure system?

Back

A large body of circulating air with high pressure at its center.

Front

What is a tornado?

Back

A rapidly whirling, funnel-shaped cloud that reaches the Earth's surface.

Front

What type of weather is typically associated with a low-pressure system?

Back

Cloudy and rainy.

Front

What is a low-pressure system?

Back

A system with low pressure in the center and high pressure on the outside.

Front

What is a maritime air mass?

Back

An air mass that forms over water.

Front

What is the difference between a high-pressure system and a low-pressure system?

Back

A high-pressure system has high pressure at its center, while a low-pressure system has low pressure at its center.

Front

What weather phenomena are commonly associated with tornadoes?

Back

Severe thunderstorms and conditions conducive to strong wind shear.

Front

How do air masses influence weather patterns?

Back

Air masses bring specific temperature and moisture characteristics that affect local weather.

Front

What is the role of jet streams in weather patterns?

Back

Jet streams are fast-flowing air currents that influence weather systems and can steer storms.

Front

What is an air mass?

Back

A large body of air that has uniform temperature and humidity characteristics.