Chapter13/14

Which topic is NOT a weather variable?

• Doppler radar

• air temperature

• relative humidity

Air moves outward from a

• stationary front

• tropical air mass

• high-pressure system

A _____________ air mass has the greatest effect on weather in Florida.

• maritime polar

• maritime tropical

• continental tropical

A cold front brings ____________________ to an area.

• severe storms

• steady rain or snow

• cloudy skies and light rain

Which type of precipitation does NOT reach Earth in a frozen form?

• hail

• rain

• snow

Hurricanes form when

• a cold front meets a warm front

• updrafts in a thunderstorm rotate

• warm, moist air rises over an ocean

Air pressure is measured with a(n)

• barometer

• anemometer

• thermometer

The amount of water vapor in the air relative to what the air could hold is the

• dew point

• air pressure

• relative humidity

the pressure that a column of air exerts on the air or surface below it

• pressure

• humidity

• weather

temperature when air is fully saturated with water vapor

• dew point

• humidity

• pressure