Precipitation
Consists of large drops of liquid water
rain
sea fog
What is a cloud that has a low-level base and a top composed of ice crystals?
Cumulonimbus
What is the boundary between air masses of different temperatures called?
front
Ice crystals, usually in geometric shapes
snow
agricultural
What is the least common type of high-level cloud?
Cirrocumulus
Two unmoving air masses of different temperatures form a ?? front
stationary
forms as balls of ice are blown by a thunderstorm updraft
What is the general term for fog that forms when air near the ground cools rapidly on a clear night?
Radiation fog
What process is usually responsible for cloud formation?
adiabatic cooling
A front that has a cooler air mass behind, a warmer air mass ahead, and an even warmer air mass above, is a ?? occlusion
cold
layers of glaze and rime
Upslope fog
What midlevel clouds are known for covering the sky and producing steady precipitation?
Nimbostratus
What type of front forms when a maritime polar air mass pushes into a tropical air mass?
cold front
Liquid precipitation that freezes when it hits the ground or another substance
freezing rain
When an area is receiving less precipitation than normal, it is undergoing a ?? drought?
Meteorological drought
Why are condensation nuclei needed for clouds to form?
Water vapor usually requires a surface to turn into liquid water
With what type of front does a frontal cyclone usually begin with?
stationary front