Sunday, April 29, 2012

Tuesday, May 1 Class Assignment

Today you will be using the websites provided to answer the following 19 questions.  You will have until Monday, May 7th to complete the answers to questions and turn them in.


Use this website for 1-3   Air Masses - The Basics
1. What is an air mass?


2. Where do polar and tropical air masses develop? (Give the approximate latitudes.)


3. For each of the four air masses, what is the description this website gives?


Use this website for 4: Air Masses in the US
4. Why is the United States not a great place for air masses to form?



Use this website for 5-6: Air Masses - More Information
5. What do the letters “K” or “W” mean when attached to an air mass?


6. When does America have typically have its most violent weather? Why?


Use this website for 7-8: Air Mass Visualizations
7. In the first illustration, what kind of air mass is passing over the region? What type of weather will it bring?



8. In the second illustration, what kind of air mass is passing over southern California? What type of weather will it bring?



Use this website for 9-11: Front Illustrations
9. Click on the “Cold Front.” What happens in the illustration?



10. Click on the “Warm Front.” What happens in the illustration?



11. In both the cold front and the warm front, warm air rises and cold air stays near Earth’s surface. How are they different?


Use this website for 12-14: Cold Fronts
12. What is a cold front and in what direction does one typically move?



13. How are cold fronts represented on a weather map?



14. From the chart at the bottom of the page, what happens to the wind as a cold front passes through? What about the precipitation?



Use this website for 15-17: Warm Fronts
15. What is a warm front and in what direction does one typically move?



16. How are warm fronts represented on a weather map?



17. From the chart at the bottom of the page, when a warm front passes through an area, what happens to the temperature and precipitation levels in that area?



Use this website for 18-19: Stationary Fronts
18. What is a stationary front and what type of weather does one typically bring?



19. What is the weather map symbol for a stationary front?



Use this website to take the quiz: Review Quiz
20. Go to the above website and answer all 15 questions. When you finish, write down your score as the number you got right (out of 15) and the percent (out of 100) it equals.

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