Where is a squall line to be expected?
Domanda 549, Meteorology - ATPL - Airline Transport Pilot license
| Behind a cold front. |
| At the surface position of a warm front. |
| Ahead of a cold occlusion at higher levels. |
| In front of an active cold front. |
| Behind a cold front. |
| At the surface position of a warm front. |
| Ahead of a cold occlusion at higher levels. |
| In front of an active cold front. |
