ATSC Flying Midterm questions with correct answers

Mountain waves can form in the atmosphere if the air is ______ and winds are ______. A. statically stable / parallel to the mountain range B. statically neutral / parallel to the mountain range C. statically unstable / perpendicular to the mountain range D. statically stable / perpendicular to the mountain range E. statically unstable / parallel to the mountain range - Answer D. statically stable / perpendicular to the mountain range Which statement is FALSE? A. CAT often has thin vertical extent B. CAT often has large horizontal extent C. CAT is created with wind shear D. CAT is often found in thunderstorms E. CAT often forms as breaking atmospheric waves - Answer D. CAT is often found in thunderstorms Obstacle wake turbulence can be expected A. to not usually be associated with mountains B. upwind of a lake with breaking waves C. upwind of a mountain