Air Pressure and Fronts

High pressure is caused by _____ air and results in ______ weather.  

• warm, good
• warm, bad
• cold, good
• cold, bad

_____________ air is more dense and tends to sink

• cold
• warm
• moist
• dry

________ air is less dense and tends to  rise

• cold
• warm
• moist
• dry

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
• occulded

_________ fronts are associated with more violent weather

• cold
• warm
• stationary
• occluded

A moving warm air mass collides with a slowly moving cold air mass is called a.....

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

When cold and warm air masses meet but neither one moves past the other it is called a _________

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

What type of weather does a high pressure system bring?

• Stormy weather
• Clear skies, little rain

What type of weather does a low pressure system bring?

• stormy, cloudy weather
• clear skies

 When an air mass moves into a new location it brings

• Changes in temperature and altitude.
• Changes in temperature and humidity
• Changes in altitude and air pressure
• Changes in humidity and energy