The dry adiabatic rate is _________.

A. a warming of 10°C for every 1000 meters of ascent
B. an exchange of heat between a parcel of air and the surrounding atmosphere
C. as long as the air remains unsaturated (relative humidity is less than 100), the rate remains constant at 10 C per 1000 m
D. a cooling of 10°C for every 1000 meters of ascent
E. always equal to the environmental lapse rate


Answer;C.  as long as the air remains unsaturated (relative humidity is less than 100), the rate remains constant at 10 C per 1000 m

Environmental & Atmospheric Sciences

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