JET-STREAM is

1. ✓Thin and narrow zone (about 2 km) of very strong winds occurring at altitude around 9 - 12 kmCorrect answer
2. A strong wind accompanied with lighting
3. Wind blowing at a speed exceeding 120 km/h
4. A local wind that occurs in mountains areas

Explanation

A Jet Stream is defined by the World Meteorological Organization (WMO) as a strong narrow current of air, concentrated along a quasi-horizontal axis in the…

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