15/02/2019 11:27:00 crust crust
What is crust?
crust meaning The crust is the outermost major layer of the earth, ranging from about 10 to 65 km in thickness worldwide. The uppermost 15-35 km of crust is brittle enough to produce earthquakes.
reference: USGS – Earthquake Glossary
Tags: EarthquakeCategorised in: Uncategorized