Weather and Climate Study Guide Read chapter 8 in your book Review all questions, quizzes and worksheets 1. How does the sun cause wind? 2. What is convection and what does it have to do with creating wind? 3. Air moves from an area of _____________ pressure to an area of _____________ pressure. 4. How do convection cells in Earth’s atmosphere cause high and low pressure belts? 5. Winds are curved due to Earth’s rotation. This effect is called: 6. The effect from #4 causes the Earth to rotate in which direction (in the Northern Hemisphere)? 7. If Earth didn’t rotate, what would happen to the global winds? Why? 8. What are global winds? 9. Label the 3 major global wind belts and the 2 areas of calm wind below a. ____________________________ b. ____________________________ c. ____________________________ d. ____________________________ e. ____________________________ 10. What are jet streams? 11. What are local winds? Label the diagrams below. Include the time of day, name of the breeze, and where the warm air and cool air are in each picture: 12. During the __________ cooler air moves from land to the sea creating a _________________ 13. During the __________ cool air moves from the sea to the land, creating a _________________ 14. How are land breezes and sea breezes similar? 15. What is weather? 16. Energy (heat) moves from _________________ temperature to ______________ temperature. 17. Scientists classify air masses according to two characteristics: ________________________ and ______________________ 18. ___________________ air masses form in the tropics and have low air pressure. 19. ___________________ air masses form north of 50° North latitude and south of 50° south latitude 20. ___________________ air masses form over oceans and are very humid 21. ___________________ air masses form over land and are very dry Label each air mass below as either continental polar, continental tropical, maritime polar, or maritime tropical. B C A D E F 22. The area where two air masses with different temperatures & densities meet and do not mix is a _________________ There are 4 types of fronts (3 are shown below). Label each front below and describe the movement of warm and cold air. ____________________________ ____________________________ _____________________________ ____________________________ ____________________________ _____________________________ ____________________________ ____________________________ _____________________________ Draw the symbol for each front. Cold Front Occluded Front Warm Front Stationary Front 23. Be able to recognize isobars (pressure) and isotherms (temp.) on a map 24. A hurricane forms when wind reaches speeds of at least _______ mph. Be able to read and interpret weather maps and map symbols like the one below. 25. Winds from the _____________________ with speeds of _________ mph with _______% cloud coverage. Know the two factors that affect climate Know the two factors that affect precipitation Know the two factors that affect temperature 26. Describe the windward side of a mountain 27. Describe the leeward side of a mountain 28. How do oceans affect the temperature of the surrounding area during the summer? 29. How do oceans affect the temperature of the surrounding area during the winter? 30. How does the indicated ocean current affect the climate off the coast of California?