Oceanography Study Guide Sample Pages

Earthquakes As one boundary of an oceanic plate is pushed downwards into the asthenosphere by subduction, new oceanic crust is being formed at the opposite end by magma rising from the asthenosphere. The process is called Sea floor spreading (C-D) . Transverse faults (E – F) can also occur as plates tend to break into two sections. Subduction summary Illustration Bob Moffatt Page 67 2018 TRIAL EDITION Copyright Wet Paper Publications Sample page