Weather
1. The energy that fuels the weather comes from ______________________________
2. Convection is when ____________________________________________________
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3. How is wind formed? ___________________________________________________
4. Air pressure is: ________________________________________________________
5. What causes differences in air pressure? ___________________________________
6. Winds move from areas of _____________ pressure towards areas of ___________ pressure.
7. Why is the weather typically warmer around the equator? _______________________
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8. The warm air around the equator causes areas of ________ __ (L or H) pressure to form.
9. The north and south poles are areas of ________________ ( L or H) pressure.
10. What is the Coriolis effect? ____________________________________________________
11. In the northern hemisphere, winds traveling north curve to the ______________ and winds
traveling south curve to the ______________.
12. At every ________ degree latitude, the Coriolis effect causes the winds to curve in a different
direction.
13. Label the various winds on the diagram below. Include the degrees latitude north or south, the
direction of the winds, and the name of the winds.
14. What direction does weather move in the United States? _____________________________
15. Why does the weather move in that direction? _____________________________________
16. Which direction do the Trade Winds blow? ________________________________________
17. What is a jet stream? __________________________________________________________
18. Why do airplanes travel faster if they use the jet stream? _____________________________
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19. Are there currents in the ocean? _________________________________________________
20. What are the two types of ocean currents we learned about (think about the fish tanks) _____
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21. How is a surface current different than a deep ocean current? __________________________
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22. What is an ocean current that influences the Eastern United States? _____________________
23. Where does a hurricane get its energy from? _________________________________________
24. San Francisco and Virginia Beach are similar in latitude. Why do hurricanes rarely impact San
Francisco but frequent the Virginia Beach area? ______________________________________
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25. The definition of weather is ______________________________________________________
26. How do you measure temperature? _______________________________________________
27. Why would you measure wind using velocity? _______________________________________
28. The amount of water vapor in the air is called ________________________________________
29. Which can hold more water vapor: warm air or cold air? Why? ________________________
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30. What is used to measure air pressure? ____________________________________________
31. A low-pressure area has what kinds of weather? ____________________________________
32. A high-pressure area has what kind of weather? ______________________________________
33. Label the 6 major air masses over the United States:
34. The boundary between two air masses is called a _____________________________.
35. Describe the movement of the air during a warm front: ___________________________
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36. Describe the movement of the air during a cold front: _____________________________
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37. Draw the symbol for a cold front:
38. Draw the symbol for a warm front:
39. Draw the symbol for a stationary front:
40. How does the Gulf of Mexico influence the weather in Texas? ____________________________
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