All that we know about the interior of the Earth is mostly through the indirect sources. Elucidate (

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Q) “All that we know about the interior of the Earth is mostly through the indirect sources. Elucidate (10 marks, 150 words)

पृथ्वी के आंतरिक भाग के बारे में हम जो कुछ भी जानते हैं वह ज्यादातर अप्रत्यक्ष स्रोतों के माध्यम से है। स्पष्ट कीजिए”

Demand of the Question– This question demands understanding of ways to study Earth’s interior, especially indirect sources through the study of waves.

Directive Word– Elucidate- This keyword demands establishing the given argument and mentioning points to elaborate the reasons.

Structure of the Answer

Intro-Mention what does study of these direct and indirect sources are meant for. Mention what are the ways of these.

Body-In the first part, describe what we know about Earth’s interior. In the second part, mention and describe how we know most of the things from indirect sources. And in the last part, write about why and how direct sources pose a challenge and hence have been used less.

Conclusion– State the importance of study of Earth’s interior and advancement in methods and use of technology.

Part of Syllabus– GS Paper 1- Important Geophysical phenomena.