gummylucass gummylucass

13-12-2020
Chemistry

contestada

HELP PLEASEEE
How do we know what is inside the Earth? (How do we know the Earth has layers?)

(if you put a random answer for the points i will report)

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mxdnightillusions mxdnightillusions

14-12-2020

Scientists know about the layers of the earth by sending sound waves through the earth. Because layers of different densities will allow sound waves to travel through them differently, we can study the sound waves to understand the layers of the earth.

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itsyagirlsummer itsyagirlsummer

14-12-2020

Scientist use special technology to figure out what is inside of the Earth

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