50-06. AIR MASSES AND FRONTS
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1. What characterizes a stationary front?
2. if you have to fly through a warm front when freezing level is at 10 000 feet in the warm air and at 2 000 feet in the cold air, at which altitude is the probability of freezing rain the lowest?
3. How do air masses move at a warm front?
4. Over central Europe what type of cloud cover is typical of the warm sector of a depression during winter?
5. Read this description: “After such a fine day, the ring around the moon was a bad sign yesterday evening for the weather today. And, sure enough, it is pouring down outside. The clouds are making an oppressively low ceiling of uniform grey; but at least it has become a little bit warmer.” Which of these weather phenomena is being described?
