Question

which one is the major source of information regarding the interior of the earth​

Answer 1

Most of our information about earth’s interior has come from seismic studies.

Seismic Studies and the Earth's Interior

Seismic waves produced during an earthquake are recorded by a seismograph when these waves reach the surface of the earth.

There are two types of seismic waves- body waves and surface waves.

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Answer 2

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