Summary: This BTN was about how earthquakes happen, and what and where the ring of fire is.
Facts: earthquakes can cause tsunamis
Tectonic plates drift on the liquid rock, slowly changing shape and position.
The ring of fire is where a lot of the most dangerous earthquakes happen.
Questions: What in the earthquakes triggers a tsunami?
Which country is the safest from earthquakes?
Understandings: I now understand what the ring of fire is,and that Earthqaukes are related to other natural disasters.