7th Grade Ch 13, Lesson 2 Test

A_____________________________ system is a large body of circulating air that has low pressure at its center and higher pressure on the outside.

• warm pressure
• low pressure
• high pressure
• cold pressure

In a low-pressure system, air moves from _________ to low pressure.

• warm
• high
• low
• cold

In a low-pressure system, air moves away from the _________________ of the system.

• inside
• outside
• middle
• none of the above

In a low pressure system, Air in the center of the system __________, and the water vapor in it condenses and forms clouds.

• Rises
• Sinks
• Stays the Same
• evaporates

A ______________________ system is a large body of circulating air that has high pressure at its center and lower pressure on the outside.

• warm pressure
• low pressure
• high pressure
• cold pressure

High-pressure air at the center ________ and moves toward

• Rises
• Sinks
• Stays the same
• Evaporates

High-pressure systems bring ___________ skies.

• Cloudy
• Blue
• Clear
• Foggy

______________ are large bodies of air that have distinct temperature and moisture characteristics.

• Front
• Storms
• Air masses
• pressure systems

An air mass forms when a __________ pressure system lingers in one area for a few days.

• High
• Low
• Warm
• Cold

Continental polar air masses are _________ and __________.

• Warm and Wet
• Cold and Dry
• Warm and Dry
• Cold and Wet