PDF chapter test TRY NOW
1. The speaker of the lesson is a pilot and remains unnamed throughout.
2. During the day, the pilots use several ground-based landmarks to navigate their way through the sky.
3. The flight controller uses a radar to monitor the weather, altitude etc., and gives commands to guide the pilot using a radio or wireless.
4. Usually when there is a clear sky, it means that there is no air pressure, and there is less chance of any such thing as a storm.
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