Air Masses and Weather Conditions

7. Which diagram shows High pressure?

• diagram A

• diagram B

8. Air in Fig. A is rising because it is

• less dense

• more dense

9. Air in Fig. B. brings with it

• warm, moist air

• bad weather

• cold, moist air

• good weather

10. Air flows counterclockwise around a

• high

• low

11. Tornadoes and hurricanes are large areas of ____________ pressure.

• no

• high

• average

• low

Please look at the answers below and choose which represents the colored front symbol.

12. This front symbol is used for the type of front that forms around areas of low atmospheric pressure when a cold air mass from a cold front meets the cool air that is in front of a warm front. There is often precipitation with this type of front.

• cold front

• warm front

• stationary front

• occluded front

Directions: Please look at the answers below and choose which represents the colored front symbol.

13. This front symbol is used for the type of front that forms when there is a sudden drop in temperature (gets colder), heavy rain, that can sometimes bring hail, thunder, and lightning.

• cold front

• warm front

• stationary front

• occluded front

Directions: Please look at the answers below and choose which represents the colored front symbol.

14. This front symbol is used for the type of front that forms when warm air masses push into cooler air masses. This front brings stormy weather as the warm air at the surface rises above the cool air mass.

• cold front

• warm front

• stationary front

• occluded front

Directions: Please look at the answers below and choose which represents the colored front symbol.

15. This front marks the boundary between two air masses and there are often differences in air temperature and wind on opposite sides of it. The weather is usually cloudy and rain or snow falls especially if it formed in an area of low atmospheric pressure.

• cold front

• warm front

• stationary front

• occluded front

Air masses have properties from where they...

• were formed

• end up