GK
GENERAL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What we know about the Earth’s layers come primarily from what kind of observations?
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direct
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indirect
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obvious
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assumed
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Explanation:
Detailed explanation-1: -A tunnel would need to be more than 6, 000 km deep to reach the center, so geologists must use indirect observations to gather clues about what Earth’s interior is made of and how it is structured. This indirect evidence includes information learned by studying earthquakes and rocks that are exposed at Earth’s surface.
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