NS2 Test Bank: NS2-M3C8 - Clouds and Fog

Front

Tiny particles that absorb or attract moisture from the air

Back

Hydroscopic nuclei

Front

For fog to occur, the air temperature must cool until it drops below the: Relative humidity, Advection point, Dew point, Temperature of the land or water

Back

Dew point

Front

A pale yellow, water­insoluble solid, which darkens on exposure to light; used chiefly in medicine, photography and artificial rainmaking

Back

Silver­iodide crystals

Front

When rain formed in relatively warm air falls through a layer of freezing air, what occurs?

Back

sleet

Front

A pellet of hail

Back

Hailstone

Front

Precipitation in the form of ice pellets created by the freezing of rain as it falls

Back

Sleet

Front

Fog caused by cold air flowing over a body of comparatively warm water, the vapor condensing in small convective columns near the water surface and giving the appearance of smoke or steam

Back

Sea smoke

Front

A large grey cloud

Back

Nimbus

Front

Clouds are formed by particles like dust, sand, and pollen that have water droplets on them. True or False?

Back

True

Front

A cloud of a class indicative of thunderstorm conditions, characterized by large, dense towers that may reach altitudes of 75,000 feet, uniform except for the tops, which appear fibrous because of the presence of ice crystals

Back

Cumulonimbus