jzhang314 jzhang314

05-01-2018
Geography

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How do we know that some layers of the earth are solid and some liquid?
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amiyaaleeica amiyaaleeica

05-01-2018

By seismic waves that are inscribed all over the surface of the earth from distance earthquakes.

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Tazmanian88 Tazmanian88

05-01-2018

it is easy to tell when you step on one part of the surface it will tell you if it is solid or liquid.

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