Meteorology Multiple Choice Questions and Answers

41. The gust front occurs

1. on the lee shore of the Great Lakes
2. near the anvil part of a thunderstorm cloud
3. during the development of thunderstorm clouds
4. at the leading edge of a thunderstorm downdraft

42. The heat released when water vapor condenses to form a cloud or when liquid droplets freeze in a cloud

1. makes the air heavier
2. cools off the cloud
3. evaporates more water
4. helps the cloud to rise higher

43. The important difference between liquid droplets and ice crystals in a supercooled cloud is that ice crystals

1. are more pure
2. are smaller
3. increase the water vapor content of the cloud
4. grow much more rapidly

44. The initial detection and monitoring of tropical storms that may become hurricanes is accomplished by

1. satellites
2. ocean buoys
3. aircraft
4. ocean ships

45. The lifting of air and the resulting formation of clouds and rain is more gentle (gradual) for a

1. warm front
2. cold front
3. mesocyclone
4. occluded front

46. The most common way for air to be cooled in order that a cloud may form is by

1. emitting radiation
2. rising and expanding
3. sinking and contracting
4. reflecting radiation

47. The most important process of cloud formation in the atmosphere is:

1. cooling by compression of air
2. cooling by release of latent heat of vaporization
3. cooling by expansion of air
4. radiation cooling

48. The process by which a cloud droplet first forms is

1. condensation
2. evaporation
3. precipitation
4. collision and coalescence

49. The stability of an air layer refers to its

1. albedo
2. average temperature
3. pressure as measured at its base
4. tendency to either sustain or suppress vertical motions

50. The terms leader, flash, and stroke are used when describing:

1. a tornado
2. the stages of a thunderstorm
3. the passage of a hurricane
4. none of these