Chapter 18 and 20 Review Question

If the water Vapor content of air remains constant, lowering air temperature cause what ?
When the water-vapor content of air remains constant, lowering air temperature causes an increase in relative humidity, and raising air temperature causes a decrease in relative humidity
What is true about warm, saturated air?
Warm saturated air contains more water vapor then cold hair
Compared to clouds, fogs are?
Clouds result when air rises and cools. Fog is a cloud with its base at or near the ground
Air that has reached its water vapor capacity is said to be?
Hurricanes from in tropical waters between the latitude of what?
5 and 20 degrees north and south latitude
What type of front form when the surface position of the front does not move?
Stationary front
The process of converting a liquid to a gas is known as?
The boundary that separates different air masses is called what?
What is the first sign of an approaching warm front?
The first sign is the appearance of cirrus clouds
What is the dry adiabatic rate?
Rate of cooling or heating in unsaturated air
A low cloud that blankets the sky and often generates precipitation is called an?
Which terms is used to describe clouds of middle height?
The process by which water vapor changes directly into a solid is called?