Q.1.
Earthquakes are this kind of occurrence.
Q.2.
Earthquakes cause a series of waves called?
Q.3.
Which U.S. state experiences the most earthquakes?
Q.4.
What is the 'magnitude' of an earthquake?
Q.5.
What is the Epicenter?
Q.6.
What is a tsunami?
Q.7.
What instrument is used to measure the size and duration of an earthquake?
Q.8.
What is a fault?
Q.9.
What is an earthquake storm?
Q.10.
What are three main causes of earthquakes?