We need to know what earthquakes are in order to be prepared against them. Earthquakes are tremors that move the earth. They can cause a lot of damage. Earthquakes have happened all over the world. What causes earthquakes? How do we protect ourselves from powerful earthquakes? Earthquakes can cause a lot of damage to homes and places, so it is important to know where they occurred. Also, what causes them and how we can protect ourselves from earthquakes. For starters, earthquakes can occur all over the world. A 6.3 magnitude earthquake has destroyed historic buildings in Italy. On January 12, 2010, a powerful 7.0 magnitude earthquake struck Haiti and left a strong impact on the population. It caused people to die and made people want to help the people of Haiti. Five years ago one of the largest earthquakes ever recorded devastated the eastern Indian Ocean. Last year, a strong 6.1 magnitude earthquake struck Iran. Only four states have never had an earthquake and those s...