Lesson 2. The Earth's relief. WHAT IS AN EARTHQUAKE?

WHAT IS A TSUNAMI?
Tsunami is a Japanese word meaning harbour (tsu) wave (nami).



If you want to learn more...



Have you watched this movie?



Watch this video to know more about volcanoes, where the name comes from, how they are formed and so on.


Now, wacht this interesanting video about volcanoes!