Flash floods are caused when
A. the atmosphere is convectively unstable and there is considerable vertical wind shear
B. the atmosphere is stable
C. the atmosphere is convectively unstable with no vertical windshear
D. winds are catabatic
Answer:A
Flash floods are caused when
A. the atmosphere is convectively unstable and there is considerable vertical wind shear B. the atmosphere is stable C. the atmosphere is convectively unstable with no vertical windshear D. winds are catabatic