|
Glossary of earthquake terms
(Image from John Lahr, USGS Open-File Report 99-132)
|
Core
The innermost part
of the earth. The outer core extends from 2500 to 3500 miles below
the earth's surface and is liquid metal. The inner core is the
central 500 miles and is solid metal. (See also earthquake
ABC's)
|
|
Back
to Main Glossary