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Hurricane Review. Surface winds in hurricanes typically reach a maximum in the. a. Eye b. Eyewall c. anvils. 1. Streamlines on a weather map depict:. a. water temperature b. pressure c. wind flow d. dew point e. ocean currents.
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Surface winds in hurricanes typically reach a maximum in the • a. Eye • b. Eyewall • c. anvils
1. Streamlines on a weather map depict: • a. water temperature • b. pressure • c. wind flow • d. dew point • e. ocean currents
2. Which of the following is not true concerning an easterly wave? • a. moves from east to west • b. has converging winds on its western side • c. showers and thunderstorms may be found on its eastern side • d. indicates a region of lower-than-average pressure
3. Pressure at the center of a hurricane is ____ than the surroundings at the surface and ____ than the surroundings aloft. • a. higher, lower • b. lower, higher • c. lower, lower • d. higher, higher
4. The vertical structure of the hurricane shows an upper-level ____ of air, and a surface ____ of air. • a. outflow, inflow • b. outflow, outflow • c. inflow, outflow
5. In the Northern Hemisphere, hurricanes and middle latitude cyclones are similar in that both: • a. have surface weather fronts • b. intensify with increasing height above the ground • c. have winds that blow counterclockwise around their centers • d. will generally move from west to east
7. Most hurricanes have fronts. • a. True • b. False
6. Which would you not expect to observe as the eye of a hurricane passes directly over your area? • a. an increase in surface temperature • b. a very low surface pressure reading • c. high winds • d. little or no precipitation
8. In a hurricane, the eye wall represents: • a. the exact center of the storm • b. the area of broken cloudiness at the center • c. a layer of cirrus cloud in the center of the storm • d. a zone of intense thunderstorms around the center • e. a region of light winds and low pressure
10. Hurricane winds rotate in a clockwise direction: • a. in the Northern Hemisphere only • b. in the Southern Hemisphere only • c. in both the Northern and Southern Hemispheres • d. in neither hemisphere No way!!
11. At the periphery of a hurricane the air is ____, and several kilometers above the surface, in the eye, the air is ____. • a. sinking, sinking • b. sinking, rising • c. rising, sinking • d. rising, rising
12. The main reason hurricanes don't develop over the south Atlantic Ocean adjacent to South America is because: • a. the Coriolis force is too small there • b. the pressure gradient force is too weak in that area • c. the surface water temperatures are too cold • d. the air at the surface is always diverging
13. Hurricanes do not form: • a. along the ITCZ • b. along the equator • c. with an easterly wave • d. when the trade wind inversion is weak • e. when the surface water temperature exceeds 25 oC
14. As surface air rushes in toward the eye of a hurricane, the air expands and should cool. The main reason the surface air is not cooler around the eye is because: • a. the sinking air near the eye warms the air • b. friction with the water adds heat to the air • c. the warm water heats the air • d. sunlight heats the air
15. The main source of energy for a hurricane is the: • a. upper-level jet stream • b. rising of warm air and sinking of cold air in the vicinity of weather fronts • c. warm ocean water and release of latent heat of condensation • d. ocean currents and tides
17. Hurricanes dissipate when: • a. they move over colder water • b. they move over land • c. surface inflow of air exceeds upper-level outflow of air • d. all of the above
18. Which below is not an atmospheric condition conducive to the formation of hurricanes? • a. a region of converging surface winds at the surface • b. warm water • c. strong upper-level winds • d. cold air aloft • e. moist, humid surface air
16. Which below only forms over water? • a. Thunderstorms • b. Funnel clouds • c. Tornadoes • d. Mesocyclones • e. Hurricanes
19. Just before a storm becomes a fully developed hurricane, it is in the ____ stage. • a. tropical depression • b. tropical disturbance • c. tropical storm • d. Cyclone • e. typhoon
20. The main difference between a hurricane and a tropical storm is that: • a. hurricanes are larger • b. tropical storms are more than 500 miles from the US mainland • c. winds speeds are greater in a hurricane • d. hurricanes have a clearly defined eye on satellite photographs
21. The first three stages of a developing hurricane are (from first stage to third stage): • a. tropical disturbance, tropical storm, typhoon • b. tropical depression, tropical disturbance, tropical storm • c. tropical disturbance, tropical depression, tropical storm • d. cyclone, typhoon, tropical storm
22. Which statement below is not correct concerning hurricanes? • a. they may contain tornadoes • b. they may contain severe thunderstorms • c. a hurricane moving northward over the Pacific will normally survive for a longer time than one moving north over the Atlantic • d. a weakening hurricane can move up to middle latitudes and turn into an extratropical cyclone
23. Which method below describes how scientists have tried to modify hurricanes? • a. putting an oil slick over the ocean water and igniting it • b. seeding the hurricanes with silver iodide • c. igniting huge smoke bombs in the eye of the storm • d. seeding the hurricanes with hair-thin pieces of aluminum called chaff.
24. Which of the following areas in the United States would most likely experience thunderstorms, hurricanes and tornadoes during the course of one year? • a. Pacific Coast states • b. New England states • c. Gulf Coast states • d. Great Plains states
26. Which below is the best indication that a hurricane will likely strike your area within 24 hours? • a. a rapid drop in pressure and heavy rains • b. high cirrus clouds moving in from the east • c. easterly or northeasterly winds with speeds in excess of 30 knots • d. a hurricane warning issued by the National Weather Service • e. a hurricane watch issued by the National Weather Service
27. On the Saffir-Simpson hurricane scale, a hurricane with winds in excess of 155 mi/hr (135 knots) and a central pressure of 910 mb (26.87 in.) would be classified as a category ____ hurricane. • a. 1 • b. 2 • c. 3 • d. 4 • e. 5
28. Hurricanes that move into India and Australia are usually called ____ in this part of the world. • a. Typhoons • b. Hurricanes • c. Cyclones • d. extratropical cyclones
29. The strongest winds in a hurricane heading westward toward Florida would most likely be found on the ____ side. • a. Northern • b. Southern • c. Eastern • d. western
30. Most of the destruction caused by a hurricane is due to: • a. high winds • b. Flooding • c. Tornadoes • d. hail
31. A hurricane warning: • a. gives the exact location where a hurricane will make landfall • b. is usually issued several days ahead of a hurricane's arrival • c. is issued whenever surface wind speeds exceed 74 mi/hr. • d. is issued when a hurricane approaches to within 500 miles of the US mainland • e. gives the percent chance of a hurricane's center passing within 65 miles of a community
34. An intense storm of tropical origin that forms over the Pacific Ocean adjacent to the west coast of Mexico would be called a: • a. Hurricane • b. Typhoon • c. Cyclone • d. willy willy • e. Baguio
33. A storm of tropical origin whose high winds and water cause a great deal of destruction to islands in the western North Pacific is (in this part of the world) known as a: • a. Hurricane • b. Cyclone • c. willy willy • d. Mesocyclone • e. typhoon
35. Which of the following is true? • a. hurricanes are only given male names • b. hurricanes are only given female names • c. hurricanes are alternately assigned male and female names • d. Atlantic hurricanes are given male names and Pacific hurricanes are given female names
36. Storms that form in the tropics are given names when: • a. they reach tropical storm strength • b. they become fully developed hurricanes • c. they approach to within 250 miles of land • d. rotation becomes visible on a satellite photograph
37. Hurricanes can't form along the equator because • a. there isn't enough water along the equator, it's mostly land • b. there are too many trees • c. the Elephanta winds are too strong • d. the Coriolis force is too small along the equator
39. The energy for hurricanes comes from the transfer of ____ from the ocean surface to the atmosphere. • a. Lightning • b. Oil slicks set on fire • c. infrared radiation and momentum • d. sensible heat and latent heat
40. The favorable stability condition for hurricane development is • a. a deep layer of stable air • b. a shallow layer of absolutely unstable air • c. a shallow layer of conditionally unstable air • d. a deep layer of conditionally unstable air
42. Because of the conservation of angular momentum, air spiraling inward toward the center of a hurricane ____ in speed. • a. Decreases • b. Increases • c. remains constant
43. The immense amounts of energy taken in by hurricanes are • a. converted to kinetic energy • b. used in chemical reactions • c. lost through radiational cooling at the top of the storm • d. both (a) and (c) are correct
44. As latent heat is released inside the clouds of a hurricane, the air aloft is an area of ____ . • a. low pressure • b. high pressure
Which Hurricane is this? Gilbert Camille Andrew Ivan Camille
Which hurricane is this? Gilbert