WEATHER AND CLIMATE

1. WEATHER AND CLIMATE Chapter 2 UNDERSTANDING WEATHER

2. Section 2 Air Masses and Fronts

3. a large body of air that has similar temperature and moisture throughout air mass

4. moisture An air mass gets _______ and temperature characteristics from the area over which it forms. These areas are called ______ ______. source regions

5. the two characteristics that are represented with a two-letter symbol on weather maps moisture and temperature

6. source region where air mass forms over water; wet maritime

7. source region where air mass forms over land; dry continental

8. source region where air mass forms over the north or south pole; cold Polar

9. source region where air mass develops over the Tropics; warm Tropical

10. symbol used to indicate the continental source region c

11. symbol used to indicate the maritime source region m

12. symbol used to indicate the tropical source region T

13. symbol used to indicate the polar source region P

14. the two-letter symbol used to indicate a cold air mass that formed over land ? cP

15. the two-letter symbol used to indicate a warm air mass that formed over water mT ? ? ?

16. the two-letter symbol used to indicate a cold air mass that formed over water ? mP ?

17. the two-letter symbol used to indicate a warm air mass that formed over land cT ?

18. the boundary that forms between two different air masses front

19. a front where cold air meets and displaces a warm air mass cold front

20. rain snow Cold fronts can produce _____________, heavy _____, or ______. They are usually followed by ______ weather. cooler thunderstorms

21. a front where a warm air mass over-rides a cold air mass warm front

22. drizzly warm Warm fronts can produce ______ precipitation. They are usually followed by ______ weather.

23. a front where a cold air mass overtakes a warm air mass and then meets a cold air mass, causing large amounts of precipitation occluded front

24. precipitation cold Occluded fronts can produce heavy ____________. They are usually followed by _____ weather.

25. front where a cold air mass meets a warm air mass BUT little horizontal movement occurs stationary front

26. drizzly Stationary fronts can produce ______ precipitation. They are usually followed by ______ weather. warm

27. Fun and Games • The Magic School Bus Kicks Up a Storm • Bill Nye on Storms • Warm Front in Action • Warm and Cold Front Animation • Compare Fronts • KidsGeo.com Air Masses Check out the topics in the chapter on Air Mass • Vocabulary Games