An earthquake is a violent movement of rocks in the earth’s crust. They are the result of a sudden release of energy in the earth’s crust. In an earthquake the ground will shake. Earthquakes are usually quite brief, but may repeat over long periods of time. They can be felt over large areas although they usually last less than a minute.
Strong earthquakes can break bridges. They can also destroy neighbourhoods. Big earthquakes can take down buildings. More than a million earthquakes rattle the world each year. The West Coast of the United States is more at risk of having earthquakes. Earthquakes occur all around the world. Some people can be homeless after an earthquake occurs. Animal’s habitats could get destroyed. People are normally killed or seriously injured after an earthquake.
Earthquakes cannot be predicted. Prepare a first aid kit before the earthquake occurs. During an earthquake DROP, COVER AND HOLD ON. Stay indoors and don’t go outside. If you’re outside during an earthquake stay away from buildings, trees and power lines. If you’re inside during an earthquake go under a table. Always stay away from windows if you’re inside.
An earthquake is also known as quake or tremor. The study of earthquakes is called seismology. There are big earthquakes, but some can be very small. More than a million earthquakes rattle the world each year. Most injuries from earthquakes are from falling objects and crumbling buildings and not from actual movement of the ground. California of the United States gets a lot of earthquakes. Some people believe that an earthquake is a punishment sent from God. Some earthquakes can actually go unnoticed. Earthquakes can cause tsunamis. Earthquakes occur more than a thousand times a day. In Japan new buildings are designed with earthquakes in mind.
Earthquakes cannot be predicted. A Seismograph is an instrument used for recording the intensity and duration of an earthquake. In Japan new buildings were designed with earthquakes in mind.