TOPIC VOLCANO Annual, there are many natural disasters have been happening and threatening human life. For example: storm, flood, typhoon, earthquake, tornado, tsunami, volcano . In those, we are not impossible to mention about volcano – one of the most dangerous natural disaster. However, how much do you know about volcano? Certainly, all of you also know the consequences which the volcano has been causing. But have you ever imagine that one volcano can even destroy everything of a country and make it completely disappear is one of new seven wonders in the world? Maybe until now, you are very curious about this volcano and there are many question in your mind such as: What is it? How did it form? What is the history of eruption? Or how did it damage? Now to answer these questions, we temporarily call it is a mystery and let discover the mystery with us! Firstly, we will go to answer the questions: What is it? What is the mystery? And the answer is Vesuvius volcano, which is known as one of the most dangerous volcano in the world with horrible disaster in human history. Having a connection with the origin of its name, there are some of theories. But nowadays, people think that the most reliable theory is the name base on son’s name of the Greek god Zeus and the Queen Alcmene of Thebes is Heracles. Vesuvius located in province of Naples, Italy. The height of it has been changed by time but now it is 1,282 meters. And the type of the volcano is stratovolcano. This volcano started forming around 17,000 or 18,300 years ago. It’s a distinctive “ humpacked “mountain, consisting of a large cone. The mountain is made up by layer of lava, scoria, volcanic ash and pumice. About how it was formed, it was formed as a result of the collision of two tectonics plates, the African and the Eruasian. The former was pushed beneath the latter, deeper into the earth. The crust material became heated until it melted, forming magma, a type of liquid rock. Because the magma is less dense than the solid rock around the volcano. It is pushed upward and when it finds a weak place at the Earth’s surface it will break through, producing the volcano
