WX 201 COMPREHENSIVE EXAM PREP QUESTIONS AND ANSWERS COMPLETE REVIEW

WX 201 COMPREHENSIVE EXAM PREP
QUESTIONS AND ANSWERS COMPLETE
REVIEW

●● When temperatures are below freezing, the temperature to which air
must be cooled in order for a phase change (from liquid to ice) to occur
is called the


- wet bulb.
- dew point.
- frost point.
- heat index.
- frost index.
Answer: frost point


●● Near the shore of an extremely large lake, steam fog is more likely to
form during the ____ and advection fog in early ____.


- spring; summer
- summer; winter
- winter; summer
- winter; autumn

,- autumn; spring
Answer: autumn; spring


●● The dew point is the temperature at which
water starts to boil.


- fog changes into haze.
- high clouds form.
- freezing occurs.
- saturation occurs.
Answer: saturation occurs.


●● Clouds are classified by their


- appearance.
- altitude.
- method of formation.
- temperature.
- altitude and appearance.
Answer: altitude and appearance.

, ●● Fog that forms in industrial areas is usually quite thick because the
pollution particles provide large numbers of ____ nuclei on which water
droplets can form.


- hydrophobic
- giant
- salt crystal
- haze
- hygroscopic
Answer: hygroscopic


●● Radiation fog forms best on a


- clear winter night with a slight breeze.
- cloudy winter night with a strong breeze.
- clear summer night with a strong breeze.
- cloudy summer night with a slight breeze.
- cloudy winter night with a slight breeze.
Answer: clear winter night with a slight breeze.


●● On a cold, winter morning, the most likely place for radiation fog to
form is