Weather

A(n) is a large body of air that has the same properties as the Earth's surface over which it develops.

A violent, whirling wind that moves in a narrow path over land is a __.

The boundary between cold and warm air masses is called a .

Precipitation and storms occur .

Most hurricanes

A studies and forecasts the weather using data gathered from many sources.

Violent storms generally form along .

To keep track of high-and low-pressure areas, weather maps are drawn with lines connecting points of equal atmospheric pressure. These lines are called .

forms when raindrops pass through a layer of freezing air near Earth's surface, forming ice pellets.

forms when the air temperature is below freezing and water vapor changes directly to solid.