प्रारंभिक सतह पर ठोस पर्पटी बनने के बाद भी ज्वालामुखी क्यों सक्रिय रहे?
Why did volcanoes remain active even after a solid crust formed on the early surface?
Explanation opens after your attempt
A. क्योंकि अंदरूनी भाग अब भी गर्म थाBecause the interior was still hot
Concept
The outer surface cooled but internal heat remained. Exam tip: distinguish surface and interior conditions.
Why this answer is correct
The correct answer is A. क्योंकि अंदरूनी भाग अब भी गर्म था / Because the interior was still hot. The outer surface cooled but internal heat remained. Exam tip: distinguish surface and interior conditions.
Exam Tip
बाहरी सतह ठंडी हुई लेकिन अंदरूनी ऊष्मा बनी रही। परीक्षा में सतह और आंतरिक भाग की दशा अलग समझें।
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