What are the layers of the earth?

What are the two types of earthquake?

What do you call a person who study earthquakes?

What do you call the point in the earth where the rock first breaks during an earthquake?

An earthquake has only one magnitude but can have different intensities.

Which of the following is NOT considered as one of the effects of earthquake?

Which of the following safety measure must be done before an earthquake?

What are the three important words to follow during an earthquake?

What is the best thing to do if you experience earthquake while you are walking outside of your house?

Why people need to go to higher places when there is an approaching tsunami?