Exam 25: Driving Forces of Weather

As air temperature cools below its dew point temperature,the air's water vapor

An example of a convective cloud is the

Maximum specific humidity is an ideal way to express capacity,because specific humidity

A rising parcel of air continues to rise as long as

Rising air expands and cools.The rate of cooling depends on

What generally causes clouds to form?

Air's capacity for water vapor is dependent on

In a thundercloud the downdrafts are ________ and the updrafts are ________.

Clouds inhibit the outflow of terrestrial radiation.This acts to

If the relative humidity is 50%,what happens when the temperature drops and the mass of water in the air stays the same?

Cold damp weather along the eastern coast of the United States is most likely caused by a

Why does a July day in the Gulf of Mexico generally feel appreciably hotter than a July day in Arizona?

Does Earth's surface significantly influence the flow of air above it?

On a weather map,an L depicts an area of low pressure.In this region,if the isobars are closely spaced around the low,the weather forecast calls for

A hurricane's source of energy is

Which air mass has greater air pressure?

If a cool dry day was followed by a warm humid day,you might expect they resulted from which of the following consecutive air masses?

When water changes from solid ice to a liquid,it

Daily afternoon thunderstorms along the Gulf Coast are most likely caused by a

What happens to the water vapor in saturated air as the air cools?