11-29. 11-30. 11-31. 11-32. 11-33. 11-34. What gas near the Earth's surface has the largest percentage by volume  of  the  atmosphere? 1. Argon 2. Nitrogen 3. Helium 4. Oxygen In  which  of  the  following  regions would the air contain a greater quantity of water vapor? 1. North  Pole 2. South  Pole 3. Equator 4. Mid-latitudes The  primary  purpose  of  a  barometer is to measure which of the following  factors? 1. Amount of relative humidity 2. Variations in atmospheric pressure 3. Altitude above or below sea level 4. Variations in ambient temperature Warm air can hold more water vapor than cold air. 1. True 2. False Which  of  the  following  conditions is a factor in considering the makeup  of  weather? 1. Humidity 2. Atmospheric pressure 3. Temperature 4. Each of the above Which of the following is the correct  definition  of  a  cyclone? 1. 2. 3. 4. An approximately circular portion of the atmosphere, in the  vicinity  of  an  atmospheric high The thin zone of discontinuity between  two  air  masses An approximately circular portion of the atmosphere, in the  vicinity  of  an  atmospheric low A movement of air down a pressure gradient from higher to  lower  pressure IN  ANSWERING  QUESTIONS  11-35  THROUGH 11-37, REFER TO FIGURE 10-1 IN YOUR TEXT. 11-35. In  what  direction  does  the  air move in a cyclone that is centered over  the  state  of  Kansas? 1. Counterclockwise  toward  the center 2. Clockwise toward the center 3. Counterclockwise away from the center 4. Clockwise away from the center 11-36. Assume you are in the Southern Hemisphere  facing  the  wind  that  is circulating  around  a  low  pressure area. Where is the center of the area  in  relation  to  your  position? 11-37. 11-38. 11-39 . 1. Toward  your  left 2. Directly in front of you 3. Directly in back of you 4. Toward  your  right Where  are  doldrums  located? 1. In  the  Northern  Hemisphere 2. In  the  Southern  Hemisphere 3. Between northern and southern prevailing  winds 4. Between northern and southern trade  winds Where are doldrums generally positioned? 1. 2. Slightly south of the equator 3. Slightly north of the equator On  the  equator 4. All of the above In  the  doldrums,  which  factor causes  greater  rainfall? 1. The  temperatures  stay  the  same in  the  convergent  zone 2. The  temperatures  change erratically  in  the  convergent zone 3. The temperatures are low in the  convergent  zone 4. The temperatures are high in the  convergent  zone 73