Weather Fronts

rapidly moving cold air  mass runs into a warm air mass the cold air slides under the warm air. This is called a  .....

• cold front
• warm front
• stationary front

When a warm air mass gently slides on top of a cold air mass, and you have drizzly rain and then warmer weather, what type of front is it?

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

When a cold air mass is followed by a warm air mass and both of those are followed by a cold air mass. 

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

_____________ air is more dense and tends to sink

• cold
• warm
• moist
• dry

________ air is less dense and tends to  rise

• cold
• warm
• moist
• dry

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 type of front is pictured?

• Cold front
• Warm front
• Occluded front
• Stationary front

Which type of front is pictured?

• Cold front
• Warm front
• Occluded front
• Stationary front

What characteristics are used to classify air masses?

• temperature and humidity
• pressure and temperature
• latitude and longitude
• wind speed and location 

Which type of front is pictured?

• Cold front
• Warm front
• Occluded front
• Stationary front