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Listen to native speakers pronounce “seismology” in real conversational contexts with synchronized timestamps and subtitles.
bridgmanite, which scientists think makes up much of Earth’s super-hot lower mantle.Geologists also study deep Earth through seismology: a field that analyzes seismic waves from earthquakes and other vibrations within the earth.From seismic wave measurements, geologists can take “x-rays” of the Earth, piecing together the properties of its layers.