Which of the following is the primary reason for the changing seasons on Earth?
A. Earth's revolution around the sun
B. Earth's rotation
C. Earth's axial tilt (23.5°)
D. Earth's distance from the sun
Answer: Option C
Solution (By JKSSB Mock Tests)
Seasons are caused by Earth's axial tilt of 23.5°, which means different parts of the Earth receive different amounts of solar radiation at different times of the year as the Earth revolves around the sun.
Explanation:
Sudden stratospheric warming (SSW) is a phenomenon where the polar vortex weakens or splits due to a rapid increase in stratospheric temperatures, often leading to cold air outbreaks in the mid-latitudes.
Explanation:
Monsoon deficiency refers to a situation where the rainfall received during the monsoon season is below the long-term average, leading to drought conditions in some regions.
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