Key Terms and Concepts

compressional wave

conduction

convection

core-mantle boundary

depositional remanent magnetization

dipole

geotherm

isostasy

low-velocity zone

lower mantle

Mohorovičić discontinuity

paleomagnetism

phase change

seismic ray path

seismic tomography

shadow zone

shear wave

thermoremanent magnetization

transition zone

upper mantle