We need to know what earthquakes are so we can prepare for them. Earthquakes are tremors that cause the earth to move. They can create a lot of damage. Earthquakes have occurred all over the world. What causes earthquakes? How to protect yourself against powerful earthquakes? Earthquakes can cause a lot of damage to homes and locations, so it is important to know where they occurred. Also what are their causes and how to protect ourselves against earthquakes. For starters, earthquakes can occur anywhere in the world. A 6.3 magnitude earthquake destroyed historic buildings in Italy. On January 12, 2010, a powerful 7.0 magnitude earthquake struck Haiti and left a considerable impact on the population. This caused deaths and made people want to help the Haitian people. Five years ago, one of the largest earthquakes on record struck the eastern Indian Ocean. Last year, a strong earthquake with a magnitude of 6.1 struck Iran. Only four states have never experienced an earthquake and these s...