Ch 13 Lesson 2

a large body of moving air that has low pressure at its center and higher pressure on the outside

• high-pressure system

• low-pressure system

in a low-pressure system, air in the center _______ and the water vapor in it condenses and forms clouds

• rises

• sinks

• evaporates

a large body of moving air that has high pressure at its center and lower pressure on the outside

• high-pressure system

• low-pressure system

in a high-pressure system, air at then center _______ and moves towards low-pressure areas

• rises

• sinks

• storms

High-pressure systems brings what type of weather?

• cloudy skies

• clear skies

Low-pressure systems bring what type of weather?

• cloudy skies

• clear skies

large bodies of air that have distinct (uniform) temperature, pressure, and humidity

• high-pressure system

• front

• air masses

• low-pressure system

An air mass forms with a __________ system lingers in one area for a few days

• high-pressure

• low-pressure

• static

What drives weather patterns?

• air masses

• fronts

• high-pressure systems

• low-pressure systems

Where does Maritime air masses form?

• over land

• over water