Near the shore of an extremely large lake, steam fog is more likely to form during the ____ and advection fog in early ____.
a. spring; summer
b. summer; winter
c. winter; summer
d. winter; autumn
e. autumn; spring
Question 2
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.
a. hydrophobic
b. giant
c. salt crystal
d. haze
e. hygroscopic