Author Question: Earthquakes are caused by the A) friction between diverging plates. B) sudden release of energy ... (Read 48 times)

segrsyd · **on:** Jul 29, 2018

Earthquakes are caused by the

A) friction between diverging plates.
B) sudden release of energy that is stored elastically in deforming rocks.
C) expansion of Earth's crust.
D) combined motion of tectonic plates.

Question 2

The energy in an earthquake is released

A) all at once.
B) before the quake, after the quake, and during the quake.
C) as an epicenter focus.
D) in unconsolidated rock.