Blog Post Image: Heat of mantle sets height of mid-ocean ridges

Published at 510 × 302 in Heat of mantle sets height of mid-ocean ridges

Potential temperatures (°C). After an earthquake, seismic waves propagate faster in cooler rock and slower in hotter rock. Observing the speed of seismic waves allows scientists to measure temperatures deep inside the earth and along mid-ocean ridges, above.Image credit: Brown University

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