What is the name of the high-altitude, fast-flowing air current that influences global weather patterns?
A. Jet stream
B. Trade winds
C. Westerlies
D. Easterlies
Answer: Option A
Solution (By JKSSB Mock Tests)
The jet stream is a narrow, fast-flowing air current in the upper atmosphere that flows from west to east and significantly influences weather patterns around the world.
Explanation:
During the winter solstice (around December 21), the Sun's rays are directly overhead at the Tropic of Capricorn (23.5°S), marking the shortest day of the year in the Northern Hemisphere.
Explanation:
The ozone hole is primarily caused by Chlorofluorocarbons (CFCs) and other ozone-depleting substances, which release chlorine and bromine atoms that catalyze the destruction of ozone in the stratosphere.
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