Solved UPSC CDS/OTA Question
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Q · Earth Movement And Impactmedium · 45s
Which movement of the Earth causes change in seasons?
TopicEarth Movement And Impact
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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The Earth revolves around the Sun once every approximately 365.25 days. Accompanied by the axial tilt of about 23.5°, this revolution causes the Sun’s rays to strike different parts of the Earth at varying angles throughout the year. Consequently, the amount of solar energy received at any location changes, leading to cyclic changes in temperature and weather patterns that define the distinct seasons—spring, summer, autumn, and winter.
Final Answer: Option B - Revolution