पृथ्वी की पिघली अवस्था आंतरिक परतों के लिए क्यों आवश्यक थी?
Why was Earth's molten state necessary for internal layers?
Explanation opens after your attempt
B. इससे भारी और हल्के पदार्थ घनत्व के अनुसार अलग हो सकेIt allowed heavy and light materials to separate according to density
Concept
In molten state, materials remained mobile and differentiation became possible. In exams, treat melting as a condition for layer formation.
Why this answer is correct
The correct answer is B. इससे भारी और हल्के पदार्थ घनत्व के अनुसार अलग हो सके / It allowed heavy and light materials to separate according to density. In molten state, materials remained mobile and differentiation became possible. In exams, treat melting as a condition for layer formation.
Exam Tip
पिघली अवस्था में पदार्थ गतिशील रहे और विभेदन संभव हुआ। परीक्षा में पिघलन को परत निर्माण की शर्त मानें।
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