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12 votes
12 votes
What evidence tells scientists that Earth’s core is solid?

User Christian H
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2 Answers

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20 votes
short answer)) seismic waves traveling thru the earth refract the same reason that's light refracts when entering different substances (air, water, etc)
User Ghedeon
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25 votes
25 votes

A PKJKP traverses the inner core as a shear wave

User Jonathan Andersson
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