weather

A front is

• where warm air is cooling at earth's surface
• a line where hot and cold air are separating
• a line where two different air masses meet
• where cold air is rising and forming rain clouds

Which most likely produces clear, cool weather?

• zero air pressure
• stable air pressure
• a low pressure system
• a high pressure system

_____________ air is more dense and tends to sink

• cold
• warm
• moist
• dry

What symbol is this?

• warm front
• cold front
• stationary front
• occluded front

Which system results in drier, fairer weather?

• high pressure
• low pressure
• hurricane
• weather system

The symbol on a weather map for a cold front is what?

• a line with triangles on it
• a line with semi-circles on it
• a line with squares on it
• a line with circles on it

Which type of front is near Seattle?

• cold front
• warm front
• occluded front
• stationary front

What direction is the warm front moving on the map? 

• North
• South
• East
• West

What direction is the cold front moving on the map? 

• Southwest
• Northwest
• Southeast
• Northeast

An air mass is a large mass of air that is defined by its temperature and ____________________.

• Elevation (altitude)

• Water vapor content (humidity)

• Strength

• Weather