Name:________________________
Answer all the following questions based on the reading of
chapter 19 in the Earth Science text. You may draw pictures if
necessary.
1. Describe how a mercury barometer measures air pressure.
2. Describe how an aneroid barometer measures air pressure.
3. What are millibars and how are they used? How many millibars is one atmosphere of pressure?
4. Does dry or humid air have more pressure?
5. Why? (to question #4)
6. What is a pressure gradient?
7. What causes differences in atmospheric pressures? High and Low pressure systems.
List more than one reason.
8. What are isobars?
9. Describe the Coriolis Effect. Be complete. How does it effect different parts of the earth?
10. How is surface wind speed measured? List multiple ways.
11. What makes wind blow? (Two factors)
12. What is the Jet Stream AND what causes it?
13. What is a polar front?
14. What is the ITCZ and where is it located?
15. What are doldrums?
16. How did the horse latitudes or horse doldrums get its name?
17. What are trade winds and where are they generally located?
18. What are prevailing winds?
19. Give a technical definition of monsoons.
20. How do sailors sail upwind?